ISB Swing Bearing (ZR3.25.2800.400-1SPPN) Three Row Roller Turntable Bearing Internal Toothed Gear Slew Ring Bearing

• Customization: Available
• Standard or Nonstandard: Standard
• Feature: Cold-Resistant, Corrosion-Resistant, Heat-Resistant
• Model NO.: ZR3.25.2800.400-1SPPN
• Sealing Gland: Sealed On Both Sides
• Rolling-Element Number: Multiple-Column
• Roller Type: Straight Raceway
• Material: 50mn or 42CrMo
• Type: Internal Gear
• Production Experience: Since Year 1993
• Customer Design: Available
• Inspection: Lyhy or 3rd Party
• Warranty Period: 18 Months
• Production Time: 30-45 Days
• Precision: P0, P6, P5
• Cage Material: Nylon, Aluminum, Brass, Steel
• Transportation: by Sea, by Air, by Railway, by Express
• Transport Package: Wooden Box
• Specification: ISO9001: 2008
• Trademark: LYHY
• Origin: China
• HS Code: 848210900
• Production Capacity: 1000PCS Per Month

Product Description

Please see details for slewing ring bearing swing bearing turntable bearing:

Flanged swing bearing slewing ring bearing
External toothed gear
EBL.20.0314.200-1STPN  EBL.20.0414.200-1STPN  EBL.20.0544.200-1STPN  EBL.20.0644.200-1STPN
EBL.20.0744.200-1STPN  EBL.20.0844.200-1STPN  EBL.20.0944.200-1STPN  EBL.20.1094.200-1STPN 
EBL.30.0955.200-1STPN  EBL.30.1055.200-1STPN  EBL.30.1155.200-1STPN  EBL.30.1255.200-1STPN
EBL.30.1355.200-1STPN  EBL.30.1455.200-1STPN
Internal toothed gear
ZBL.20.0314.200.1SPTN  ZBL.20.0414.200.1SPTN  ZBL.20.0544.200.1SPTN  ZBL.20.0644.200.1SPTN 
ZBL.20.0744.200.1SPTN  ZBL.20.0844.200.1SPTN  ZBL.20.0944.200.1SPTN  ZBL.20.1094.200.1SPTN 
ZBL.30.0955.200-1SPTN  ZBL.30.1055.200-1SPTN  ZBL.30.1155.200-1SPTN  ZBL.30.1255.200-1SPTN
ZBL.30.1355.200-1SPTN  ZBL.30.1455.200-1SPTN  ZK.22.0500.100-1SPPN  ZK.22.0700.100-1SPPN 
ZK.22.0800.100-1SPPN  ZK.22.0880.100-1SPPN   ZK.22.1000.100-1SPPN  ZK.22.1100.100-1SPPN
Untoothed gearless
NBL.20.0314.200-1PPN  NBL.20.0414.200-1PPN  NBL.20.0544.200-1PPN  NBL.20.0644.200-1PPN 
NBL.20.0744.200-1PPN  NBL.20.0844.200-1PPN  NBL.20.0944.200-1PPN  NBL.20.1094.200-1PPN 
NBL.30.0955.200-1PPN  NBL.30.1055.200-1PPN  NBL.30.1155.200-1PPN  NBL.30.1255.200-1PPN
NBL.30.1355.200-1PPN  NBL.30.1455.200-1PPN 
NK.22.0400.100-1PPN  NK.22.0500.100-1PPN   NK.22.0700.100-1PPN   NK.22.0800.100-1PPN  
NK.22.0880.100-1PPN   NK.22.1000.100-1PPN   NK.22.1100.100-1PPN



Single row ball swing bearing slewing ring bearing
External toothed gear
EB1.20.0314.200-1STPN  EB1.20.0414.200-1STPN  EB1.20.0544.200-1STPN  EB1.20.0644.200-1STPN 
EB1.20.0744.200-1STPN  EB1.20.0844.200-1STPN  EB1.20.0944.200-1STPN  EB1.20.1094.200-1STPN 
EB1.25.0455.200-1STPN  EB1.25.0555.200-1STPN  EB1.25.0655.200-1STPN  EB1.25.0755.200-1STPN
EB1.25.0855.200-1STPN  EB1.25.0955.200-1STPN  EB1.25.1055.200-1STPN  EB1.25.1155.200-1STPN 
EB1.25.1255.200-1STPN  EB1.25.1355.200-1STPN  EB1.25.1455.200-1STPN  EB1.25.1204.400-1SPPN 
EB1.25.1314.400-1SPPN  EB1.25.1424.400-1SPPN  EB1.25.1534.400-1SPPN  EB1.25.1644.400-1SPPN
EB1.25.1754.400-1SPPN  EB1.25.1904.400-1SPPN  EB1.50.1900.400-1SPPN  EB1.50.2130.400-1SPPN 
EB1.50.2355.400-1SPPN  EB1.50.2645.400-1SPPN  EB1.20.0224.200-1STTN  EB1.20.0344.200-1STTN 
EB1.20.0662.200-1STTN  EB1.22.0225.400-1SPPN  EB1.22.0308.200-1SPPN  EB1.25.0475.202-1SPPN
EB1.22.0758.201-1SPPN  EB1.25.0854.200-1SPPN  EB1.25.0856.200-1STPN  EB1.25.1076.200-1SPPN 
EB1.25.1076.201-1STPN  EB1.25.1525.200-1STPN
Internal toothed gear
ZB1.20.0314.200-1SPTN  ZB1.20.0414.200-1SPTN  ZB1.20.0544.200-1SPTN  ZB1.20.0644.200-1SPTN 
ZB1.20.0744.200-1SPTN  ZB1.20.0844.200-1SPTN  ZB1.20.0944.200-1SPTN  ZB1.20.1094.200-1SPTN 
ZB1.25.0455.200-1SPTN  ZB1.25.0555.200-1SPTN  ZB1.25.0655.200-1SPTN  ZB1.25.0755.200-1SPTN
ZB1.25.0855.200-1SPTN  ZB1.25.0955.200-1SPTN  ZB1.25.1055.200-1SPTN  ZB1.25.1155.200-1SPTN 
ZB1.25.1255.200-1SPTN  ZB1.25.1355.200-1SPTN  ZB1.25.1455.200-1SPTN  ZB1.25.1204.400-1SPPN 
ZB1.25.1314.400-1SPPN  ZB1.25.1424.400-1SPPN  ZB1.25.1534.400-1SPPN  ZB1.25.1644.400-1SPPN
ZB1.25.1754.400-1SPPN  ZB1.25.1904.400-1SPPN  ZB1.50.1800.400-1SPPN  ZB1.50.2000.400-1SPPN 
ZB1.50.2240.400-1SPPN  ZB1.50.2490.400-1SPPN  ZB1.50.2800.400-1SPPN  ZB1.16.0260.400-1SPPN 
ZB1.16.0400.200-1RTTN  ZB1.20.0310.200-2SPTN  ZB1.20.0465.200-1RPTN  ZB1.20.0568.200-2RPPN
ZB1.20.0605.200-1RTTN  ZB1.25.0488.200-2SPPN  ZB1.25.0663.200-1SPPN  ZB1.25.0663.201-1SPPN 
ZB1.25.0762.200-1SPPN  ZB1.25.0763.200-1SPPN  ZB1.25.0763.202-1RPTN  ZB1.25.0860.200-1SPPN 
ZB1.25.0862.200-1SPPN  ZB1.25.0862.201-1SPTN  ZB1.28.1879.200-1SPPN
Untoothed gearless
NB1.20.0314.200-1PPN  NB1.20.0414.200-1PPN  NB1.20.0544.200-1PPN  NB1.20.0644.200-1PPN 
NB1.20.0744.200-1PPN  NB1.20.0844.200-1PPN  NB1.20.0944.200-1PPN  NB1.20.1094.200-1PPN 
NB1.22.0455.200-1PPN  NB1.22.0555.200-1PPN  NB1.22.0655.200-1PPN  NB1.22.0755.200-1PPN
NB1.22.0855.200-1PPN  NB1.22.0955.200-1PPN  NB1.22.1055.200-1PPN  NB1.22.1155.200-1PPN 
NB1.22.1255.200-1PPN  NB1.22.1355.200-1PPN  NB1.22.1455.200-1PPN  NB1.25.1204.400-1PPN 
NB1.25.1314.400-1PPN  NB1.25.1424.400-1PPN  NB1.25.1534.400-1PPN  NB1.25.1644.400-1PPN
NB1.25.1754.400-1PPN  NB1.25.1904.400-1PPN  NB1.14.0179.200-1PPN  NB1.14.0179.201-1PPN 
NB1.20.0220.200-1PPN  NB1.20.0260.200-1PPN  NB1.20.0260.201-1PPN  NB1.20.0260.202-1PPN 
NB1.22.0308.200-1PPN  NB1.25.0308.200-1PPN  NB1.25.0475.200-1PPN  NB1.28.0716.200-1PPN
NB1.25.0763.200-1PPN  NB1.25.1076.200-1PPN



One row crossed roller swing bearing slewing ring bearing
External toothed gear
ER1.14.0414.200-1STPN  ER1.14.0544.200-1STPN  ER1.14.0644.200-1STPN  ER1.14.0744.200-1STPN 
ER1.14.0844.200-1STPN  ER1.14.0944.200-1STPN  ER1.14.1094.200-1STPN  ER1.16.1204.400-1SPPN 
ER1.16.1314.400-1SPPN  ER1.16.1424.400-1SPPN  ER1.16.1534.400-1SPPN  ER1.16.1644.400-1SPPN
ER1.16.1754.400-1SPPN  ER1.20.1904.400-1SPPN  ER1.20.0307.400-1SPPN  ER1.25.0400.400-1SPPN 
ER1.25.0475.400-1SPPN  ER1.30.0508.400-1SPPN  ER1.25.0574.400-1SPPN  ER1.25.0675.400-1SPPN 
ER1.25.0734.400-1SPPN  ER1.30.0823.400-1SPPN  ER1.30.0980.400-1SPPN  ER1.36.1116.400-1SPPN
ER1.36.1250.400-1SPPN  ER1.45.1390.400-1SPPN  ER1.45.1595.400-1SPPN  ER1.45.1790.400-1SPPN 
ER1.50.2002.400-1SPPN  ER1.50.2242.400-1SPPN  ER1.50.2500.400-1SPPN  ER1.50.2810.400-1SPPN
Internal toothed gear
ZR1.14.0414.200-1SPTN  ZR1.14.0544.200-1SPTN  ZR1.14.0644.200-1SPTN  ZR1.14.0744.200-1SPTN 
ZR1.14.0844.200-1SPTN  ZR1.14.0944.200-1SPTN  ZR1.14.1094.200-1SPTN  ZR1.16.1204.400-1SPPN 
ZR1.16.1314.400-1SPPN  ZR1.16.1424.400-1SPPN  ZR1.16.153.400-1SPPN  ZR1.16.1644.400-1SPPN
ZR1.16.1754.400-1SPPN  ZR1.20.1904.400-1SPPN  ZR1.16.0380.400-1SPPN  ZR1.20.0489.400-1SPPN 
ZR1.20.0573.400-1SPPN  ZR1.25.0673.400-1SPPN  ZR1.25.0714.400-1SPPN  ZR1.25.0770.400-1SPPN 
ZR1.25.0849.400-1SPPN  ZR1.25.0946.400-1SPPN  ZR1.25.1050.400-1SPPN  ZR1.30.1140.400-1SPPN
ZR1.36.1304.400-1SPPN  ZR1.40.1385.400-1SPPN  ZR1.45.1606.400-1SPPN  ZR1.45.1830.400-1SPPN 
ZR1.50.1997.400-1SPPN  ZR1.50.2400.400-1SPPN  ZR1.50.2810.400-1SPPN
Untoothed gearless
NR1.14.0414.200-1PPN  NR1.14.0544.200-1PPN  NR1.14.0644.200-1PPN  NR1.14.0744.200-1PPN 
NR1.14.0844.200-1PPN  NR1.14.0944.200-1PPN  NR1.14.1094.200-1PPN  NR1.16.1204.400-1PPN 
NR1.16.1314.400-1PPN  NR1.16.1424.400-1PPN  NR1.16.1534.400-1PPN  NR1.16.1644.400-1PPN
NR1.16.1754.400-1PPN  NR1.20.1904.400-1PPN



Double row ball swing bearing slewing ring bearing
External toothed gear
EB2.22.0307.200-1SPPN  EB2.22.0383.200-1SPPN  EB2.22.0475.200-1SPPN  EB2.22.0575.200-1SPPN 
EB2.22.0752.200-1SPPN  EB2.22.0821.200-1SPPN  EB2.22.0968.200-1SPPN  EB2.22.1077.200-1SPPN 
EB2.22.1215.200-1SPPN  EB2.22.0383.400-1SPPN  EB2.25.0475.400-1SPPN  EB2.25.0475.400-1SPPN
EB2.25.0575.400-1SPPN  EB2.25.0980.400-1SPPN  EB2.28.1117.400-1SPPN  EB2.28.1215.400-1SPPN 
EB2.30.1249.400-1SPPN  EB2.35.1249.400-1SPPN  EB2.30.1391.400-1SPPN  EB2.35.1402.400-1SPPN 
EB2.25.1391.400-1SPPN  EB2.35.1390.400-1SPPN  EB2.30.1578.400-1SPPN  EB2.35.1578.400-1SPPN
Internal toothed gear
ZB2.22.0625.400-1SPPN  ZB2.22.0763.400-1SPPN  ZB2.20.0897.200-1SPPN  ZB2.22.0885.400-1SPPN 
ZB2.25.0972.400-1SPPN  ZB2.22.1088.200-1SPPN  ZB2.22.1088.201-1SPPN  ZB2.22.1088.400-1SPPN 
ZB2.25.1103.400-1SPPN  ZB2.25.1103.400-1SPPN  ZB2.25.1103.401-1SPPN  ZB2.30.1143.400-1SPPN
ZB2.28.1222.400-1SPPN  ZB2.22.1222.401-1SPPN  ZB2.30.1351.400-1SPPN  ZB2.30.1351.401-1SPPN 
ZB2.30.1351.402-1SPPN  ZB2.30.1351.403-1SPPN  ZB2.40.1386.400-1SPPN  ZB2.40.1386.4010-1SPPN 
ZB2.30.1613.2000-1SPPN  ZB2.30.1613.4000-1SPPN  ZB2.45.1605.4000-1SPPN  ZB2.45.1605.4010-1SPPN
ZB2.35.1935.4000-1SPPN  ZB2.35.2003.4000-1SPPN



Triple row roller swing bearing slewing ring bearing
External toothed gear
ER3.20.1250.400-1SPPN  ER3.20.1400.400-1SPPN  ER3.20.1600.400-1SPPN  ER3.20.1800.400-1SPPN 
ER3.20.2000.400-1SPPN  ER3.25.1800.400-1SPPN  ER3.25.2000.400-1SPPN  ER3.25.2240.400-1SPPN 
ER3.25.2500.400-1SPPN  ER3.25.2800.400-1SPPN  ER3.32.2240.400-1SPPN  ER3.32.2500.400-1SPPN
ER3.32.2800.400-1SPPN  ER3.32.3150.400-1SPPN  ER3.32.3550.400-1SPPN  ER3.32.4000.400-1SPPN 
ER3.40.2800.400-1SPPN  ER3.40.3150.400-1SPPN  ER3.40.3550.400-1SPPN  ER3.40.4000.400-1SPPN 
ER3.40.4500.400-1SPPN
Internal toothed gear
ZR3.20.1250.400-1SPPN  ZR3.20.1400.400-1SPPN  ZR3.20.1600.400-1SPPN  ZR3.20.1800.400-1SPPN 
ZR3.20.2000.400-1SPPN  ZR3.25.1800.400-1SPPN  ZR3.25.2000.400-1SPPN  ZR3.25.2240.400-1SPPN 
ZR3.25.2500.400-1SPPN  ZR3.25.2800.400-1SPPN  ZR3.32.2240.400-1SPPN  ZR3.32.2500.400-1SPPN
ZR3.32.2800.400-1SPPN  ZR3.32.3150.400-1SPPN  ZR3.32.3550.400-1SPPN  ZR3.32.4000.400-1SPPN 
ZR3.40.2800.400-1SPPN  ZR3.40.3150.400-1SPPN  ZR3.40.3550.400-1SPPN  ZR3.40.4000.400-1SPPN 
ZR3.40.4500.400-1SPPN

If you need more details, please feel free to contact us for designing and producing, Attn: Susan Yang



1. Why choose LYHY slewing bearings
Who we are?
We (Luoyang Huayang special heavy-duty and large bearing manufacturing CO., LTD) are a professional
bearing manufacturer in the world, established in 2000, specializing in slewing bearings, slewing drives
and special bearings, with design, production, sales, marketing and service from OD200mm to 8000mm.
For 18 years experiences, our bearings have flied to more than 50 countries.

Our technical team:
We have 60 employees, with 6 experienced engineers and professional technicists.
All our bearings are designed by CAD-programs, made according to customers' special demands.
Our technical team can also verify safety & reliability depending on the load case and the strength of raceway
as well as gear and bolt connections.

Manufacturing:
Equipped with advanced manufacturing equipments and test instruments, all bearings are of uniform marking
and packing with superior quality, reasonable prices and perfect services.

Quality:
We have been certificated by ISO9001:2008, and we are also aligned to international quality standards
from application consulting and engineering to productions, examinations, documentations and dispatch.
We will prepare additional test reports if customers need.

2. Structure of LYHY slewing bearings
Main Types:
Single row ball slewing ring bearings
Double row ball slewing ring bearings
Crossed roller slewing ring bearing
Three row cylindrical roller slewing bearings
BALL & ROLLER combined slewing bearings
Flanged slewing ring bearing
Gear Type:
Slewing bearings with external gear
Slewing bearings with internal gear
Slew bearings without gear
Flange type:
Slewing bearings with external flange and internal gear
Slew rings with internal flange and external gear
Slew bearings with external and internal flange





3. About LYHY bearings Advantages:
3.1 introduction:we are a manufacturer of slewing bearing since 1993, our factory occupies a area of 30000square meters with 4 workshop and 1 office building. 
3.2 Featured products: slewing bearing and slewing drive
3.3 Capital: Current is 1 million RMB, but we are increasing the capital to 10 million RMB
3.4 Workers: 60
3.5 Certificate: ISO9001:2008, 3.1 certificate, CCS certificate
All LYHY slew rings can betested by the 3rd party inspection organization if customer requires, such as BV, CCS, SGS, LR, ABS and so on. All swing bearings inspection reports will be supplied to customers, including raw material certificate, heat treatment certificate, UT&PT and so on.
3.6 Annual Exportation: 8 million USD
3.7 Warranty Period: All LYHY slewing ring bearings have a warranty period of 18 months, for some special working condition, warranty period can be lengthened to 3-4 years.
3.8 Production Time: All LYHY slewing ring bearings can be usually delivered timely, usual production time is 15-50 days based on different slew bearings diameters, sometimes slew rings will be in stock.
3.9 Technical Control
All LYHY slewing ring bearings are forged rings with material steel 50Mn or 42CrMo, slewing rings are machined by CNC lathe, slew bearings raceway are quenched via medium-frequency hardening with hardness 55-60HRC, turntable bearings are drilled holes by CNC drilling machine, slew gears are machined by hobbing machine with gear quenched if required, swing bearings then are grinded by grinding machine with higher precision.



4. LYHY Slewing Bearing Packing 
4.1 Basic Packing
Bearing surface is covered with the anti-rust oil first; and then wrapped with the plastic film;
And then packed with kraft paper and professional belts;
At last, with wooden box totally at the outer packing to invoid the rust or the moist;
We can depend on the customers  demand to be packed;

4.2 LYHY slewing ring bearings can be packed by different ways.
If bearing diameter is less than 2300mm, slewing rings will be usually packed by square plywood case.
If bearing diameter is more than 2300mm, slewing rings can be packed by square plywood case, round plywood case, or steel tripod. Every package way can be totally kept goods safely.

5. LYHY Slewing Bearing Transportation:
Slewing bearings can be offered different delivery terms, such as EXW, FOB, CIF, DDU and so on.
Also, slewing rings can be transported by different transport ways, by express (such as DHL, TNT, UPS, FEDEX and so on), by air, by sea, by truck, by railway and so on.