PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

177021Bearing,plain,rod End

Rbc Transport Dynamics Corp Div Rbc Transport Dynamics · NSN 3120-00-937-2798 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-937-2798 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-937-2798. Primary manufacturer part number: 177021.
Features
  • Bearing,plain,rod End — FSC 3120
  • Static Radial Load Rating: 9200 POUNDS LBS
  • Hardness Rating: 30.0 ROCKWELL C NOMINAL ROD END BODY
  • Thread Series Designator: UNF
  • Material: STEEL COMP 630 ROD END BODY
  • Hardness Rating: 56.0 ROCKWELL C NOMINAL INNER MEMBER
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
  • Shank Style: EXTERNALLY THREADED
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 630 Rod End Body construction
General Description

The Bearing,plain,rod End, cataloged under National Stock Number 3120-00-937-2798, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rbc Transport Dynamics Corp Div Rbc Transport Dynamics. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-937-2798
Primary Part Number177021
Item NameBearing,plain,rod End
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRbc Transport Dynamics Corp Div Rbc Transport Dynamics
StatusACTIVE
Static Radial Load Rating9200 POUNDS LBS
Hardness Rating30.0 ROCKWELL C NOMINAL ROD END BODY
Thread Series DesignatorUNF
MaterialSTEEL COMP 630 ROD END BODY
Hardness Rating56.0 ROCKWELL C NOMINAL INNER MEMBER
MaterialPLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
Shank StyleEXTERNALLY THREADED
Style DesignatorBALL TYPE
MaterialSTEEL COMP 630 RACE INSERT
MaterialSTEEL COMP 440C INNER MEMBER
Thread Class3A A
Outer Member Outside Diameter1.1150 INCHES MINIMUM AND 1.1350 INCHES MAXIMUM IN
Thread Quantity Per Inch20
Shank Thread Length1.8700 INCHES MINIMUM AND 1.8900 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Inner Member Width0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
Bore Center to Shank End Distance3.0000 INCHES NOMINAL IN
Outer Member Width0.3700 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM IN
Bore Diameter0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
Thread Diameter0.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5910-00-085-2794601PE2245R50W INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
American Shizuki Corp
3040-00-349-9043 INTERCHANGEABLE
Lever,remote Control
1650-00-442-8089 INTERCHANGEABLE
Tube,transfer,hydra
5355-00-794-626230024 INTERCHANGEABLE
Knob
Essex Industries Inc Div Manufacturing Division
5950-01-073-8679 INTERCHANGEABLE
Coil,radio Frequency
4820-01-118-218622842 INTERCHANGEABLE
Valve Assembly
Bourns Inc
3020-01-181-201830024-1416 INTERCHANGEABLE
Gear,helical
Republic Machinery Co Inc Dba Republic Lagun Machine Tool Co
4720-01-181-850723664 INTERCHANGEABLE
Hose,air Duct
Gates Corporation
4920-01-286-369830024 INTERCHANGEABLE
Bottle Drain,with C
Hanson Machine
6530-01-334-4369CH310024 INTERCHANGEABLE
Wrapper,sterilization
Cardinal Health 200, Llc
Cross-Reference Index
Part NumberManufacturer
177021 PRIMARY Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA)
KBNE6-37 Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA)
14E06-103W Rbc Specline Inc Dba Specline Inc (USA)
30024 Cabco Industries Inc. (USA)
Related Parts
5910-00-085-2794INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
601PE2245R50W
3040-00-349-9043INTERCHANGEABLE
LEVER,REMOTE CONTROL
1650-00-442-8089INTERCHANGEABLE
TUBE,TRANSFER,HYDRA
5355-00-794-6262INTERCHANGEABLE
KNOB
30024
5950-01-073-8679INTERCHANGEABLE
COIL,RADIO FREQUENCY
4820-01-118-2186INTERCHANGEABLE
VALVE ASSEMBLY
22842
3020-01-181-2018INTERCHANGEABLE
GEAR,HELICAL
30024-1416
4720-01-181-8507INTERCHANGEABLE
HOSE,AIR DUCT
23664
4920-01-286-3698INTERCHANGEABLE
BOTTLE DRAIN,WITH C
30024
6530-01-334-4369INTERCHANGEABLE
WRAPPER,STERILIZATION
CH310024
6760-01-337-2178INTERCHANGEABLE
MAGAZINE,FILM
30-024
3040-01-502-7221INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
30-024

Frequently Asked Questions

What is NSN 3120-00-937-2798?

NSN 3120-00-937-2798 is a Bearing,plain,rod End, manufactured by Rbc Transport Dynamics Corp Div Rbc Transport Dynamics, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-937-2798?

NSN 3120-00-937-2798 has 4 cross-referenced part numbers: 177021 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), KBNE6-37 (Sargent Aerospace & Defense, Llc Dba Kahr Bearings), 14E06-103W (Rbc Specline Inc Dba Specline Inc), 30024 (Cabco Industries Inc.).

What NSN replaces 3120-00-937-2798?

There are 12 known substitutes for 3120-00-937-2798: 5910-00-085-2794, 3040-00-349-9043, 1650-00-442-8089 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 177021?

Key specifications for 177021: Static Radial Load Rating: 9200 POUNDS LBS; Special Features: 0.0980 IN. WP KEWAY IN SHANK FULL LG OF THD,DYNAMIC RADIAL LOAD 5200 LB LBS; Hardness Rating: 30.0 ROCKWELL C NOMINAL ROD END BODY; Thread Series Designator: UNF. 22 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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