PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS21151-7Bearing,ball,rod End

Sae International Dba Sae International · NSN 3110-00-232-2933 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-232-2933 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-232-2933. Primary manufacturer part number: MS21151-7.
Features
  • Bearing,ball,rod End — FSC 3110
  • Shank Style: EXTERNALLY THREADED
  • Bore Diameter: 0.1897 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
  • Thread Quantity Per Inch: 28
  • Alignment Type: SELF-ALIGNING
  • Self-Alignment Angle: 10.00 DEGREES NOMINAL
  • Outer Ring Width: 0.3180 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM IN
  • Inner Ring Width: 0.4320 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E52100 Inner Ring construction
General Description

The Bearing,ball,rod End, cataloged under National Stock Number 3110-00-232-2933, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 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
NSN3110-00-232-2933
Primary Part NumberMS21151-7
Item NameBearing,ball,rod End
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusACTIVE
Shank StyleEXTERNALLY THREADED
Bore Diameter0.1897 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
Thread Quantity Per Inch28
Alignment TypeSELF-ALIGNING
Self-Alignment Angle10.00 DEGREES NOMINAL
Outer Ring Width0.3180 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM IN
Inner Ring Width0.4320 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
Lubrication MaterialGREASE
Length From Bore Center to Shank End1.5530 INCHES MINIMUM AND 1.5730 INCHES MAXIMUM IN
Self-Alignment LocationINTERNAL
Shank Thread Length0.9690 INCHES MINIMUM AND 1.0310 INCHES MAXIMUM IN
Seal Quantity2
Nominal Thread Size0.250 INCHES IN
Bearing Seal TypeCONTACT
Shank Diameter0.2500 INCHES NOMINAL IN
MaterialSTEEL COMP E52100 INNER RING
Material Document and ClassificationMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE SHAFT
Thread DirectionRIGHT-HAND
Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OUTER RING
Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE ROD END BODY
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF)
Overall Outside Diameter0.7710 INCHES MINIMUM AND 0.7910 INCHES MAXIMUM IN
Material Document and ClassificationMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OUTER RING
Surface TreatmentCADMIUM OUTER RING
Material Document and ClassificationMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE BALL
MaterialSTEEL COMP E52100 BALL
MaterialPLASTIC POLYTETRAFLUOROETHYLENE SEAL
Style DesignatorDOUBLE ROW, STAGGERED, BALL
Material Document and ClassificationMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE INNER RING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-001-4707MS51151-3 INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-159-1632MS21151-6G INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-232-3075MS21151-8 INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-232-3177MS21151-9 INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-232-3329MS21151-11G INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-232-3428MS21151-10 INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-232-3467MS21151-2 INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-263-8705MS21151-6 INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-516-2556 INTERCHANGEABLE
Bearing,ball,rod End
3110-00-625-9295MS21151-7C INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
REP3M4-6FS464 Timken Co Div the Timken Company (USA)
AS21151 Society of Automotive Engineers Inc (USA)
REP3M4-7F Roller Bearing Company of America, Inc. (USA)
AS21151 Sae International Dba Sae International (USA)
MS21151-7 Society of Automotive Engineers Inc (USA)
MS21151-7 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
REP3M4-6FS464 Roller Bearing Company of America, Inc. (USA)
MS21151-7 PRIMARY Sae International Dba Sae International (USA)
Related Parts
3110-00-001-4707INTERCHANGEABLE
BEARING,BALL,ROD END
MS51151-3
3110-00-159-1632INTERCHANGEABLE
BEARING,BALL,ROD END
MS21151-6G
3110-00-232-3075INTERCHANGEABLE
BEARING,BALL,ROD END
MS21151-8
3110-00-232-3177INTERCHANGEABLE
BEARING,BALL,ROD END
MS21151-9
3110-00-232-3329INTERCHANGEABLE
BEARING,BALL,ROD END
MS21151-11G
3110-00-232-3428INTERCHANGEABLE
BEARING,BALL,ROD END
MS21151-10
3110-00-232-3467INTERCHANGEABLE
BEARING,BALL,ROD END
MS21151-2
3110-00-263-8705INTERCHANGEABLE
BEARING,BALL,ROD END
MS21151-6
3110-00-516-2556INTERCHANGEABLE
BEARING,BALL,ROD END
3110-00-625-9295INTERCHANGEABLE
BEARING,BALL,ROD END
MS21151-7C
3110-00-726-1158INTERCHANGEABLE
BEARING,BALL,ROD END
MS21151-10G
3110-00-766-6924INTERCHANGEABLE
BEARING,BALL,ROD END
MS21151-4

Frequently Asked Questions

What is NSN 3110-00-232-2933?

NSN 3110-00-232-2933 is a Bearing,ball,rod End, manufactured by Sae International Dba Sae International, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-232-2933?

NSN 3110-00-232-2933 has 8 cross-referenced part numbers: REP3M4-6FS464 (Timken Co Div the Timken Company), AS21151 (Society of Automotive Engineers Inc), REP3M4-7F (Roller Bearing Company of America, Inc.), AS21151 (Sae International Dba Sae International), MS21151-7 (Society of Automotive Engineers Inc) and 3 more.

What NSN replaces 3110-00-232-2933?

There are 12 known substitutes for 3110-00-232-2933: 3110-00-001-4707, 3110-00-159-1632, 3110-00-232-3075 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS21151-7?

Key specifications for MS21151-7: Shank Style: EXTERNALLY THREADED; Bore Diameter: 0.1897 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN; Thread Quantity Per Inch: 28; Alignment Type: SELF-ALIGNING. 30 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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