PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS21151-6GBearing,ball,rod End

Sae International Dba Sae International · NSN 3110-00-159-1632 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-159-1632 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-159-1632. Primary manufacturer part number: MS21151-6G.
Features
  • Bearing,ball,rod End — FSC 3110
  • Shank Diameter: 0.2500 INCHES NOMINAL IN
  • Seal Quantity: 2
  • Outer Ring Width: 0.4380 INCHES NOMINAL IN
  • Bearing Seal Type: CONTACT
  • Length From Bore Center to Shank End: 1.8120 INCHES NOMINAL IN
  • Alignment Type: SELF-ALIGNING
  • Shank Thread Length: 0.9380 INCHES NOMINAL IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Ball construction
General Description

The Bearing,ball,rod End, cataloged under National Stock Number 3110-00-159-1632, 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 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 33 commercial cross-references from 18 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-159-1632
Primary Part NumberMS21151-6G
Item NameBearing,ball,rod End
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
Shank Diameter0.2500 INCHES NOMINAL IN
Seal Quantity2
Outer Ring Width0.4380 INCHES NOMINAL IN
Bearing Seal TypeCONTACT
Length From Bore Center to Shank End1.8120 INCHES NOMINAL IN
Alignment TypeSELF-ALIGNING
Shank Thread Length0.9380 INCHES NOMINAL IN
Self-Alignment Angle10.00 DEGREES NOMINAL
Lubrication MaterialGREASE
Thread Quantity Per Inch28
Nominal Thread Size0.250 INCHES IN
Self-Alignment LocationINTERNAL
Inner Ring Width0.5000 INCHES NOMINAL IN
MaterialSTEEL BALL
Shank StyleEXTERNALLY THREADED
MaterialSTEEL OUTER RING
Thread Series DesignatorUNF
Overall Outside Diameter0.7810 INCHES NOMINAL IN
MaterialSTEEL INNER RING
Style DesignatorDOUBLE ROW, STAGGERED, BALL
Surface TreatmentCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
Bore Diameter0.1900 INCHES NOMINAL IN
MaterialSTEEL SHAFT
MaterialRUBBER SYNTHETIC SEAL
Thread DirectionRIGHT-HAND
Thread Class3A A
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-001-4707MS51151-3 INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
5330-00-083-770431114 INTERCHANGEABLE
Gasket,spiral Wound
Flowserve Inc
5340-00-229-437001555 INTERCHANGEABLE
Hinge,butt
Defense Logistics Agency Dba Defense Supply Center Philadelphia
5340-00-229-4372B21491 INTERCHANGEABLE
Hinge,butt
American National Standards Institute Incorporated Dba American National Standards Institute
5340-00-229-4373 INTERCHANGEABLE
Hinge,butt
5940-00-231-1577 INTERCHANGEABLE
Terminal,lug
3110-00-232-2933MS21151-7 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
Cross-Reference Index
Part NumberManufacturer
RA3M4-2 Torrington Company Ltd (GBR)
MS21151-6G Society of Automotive Engineers Inc (USA)
25704-281210-12-0 Knds Deutschland Gmbh & Co. Kg - Werk Kassel - (DEU)
713382 Liebherr-Aerospace Lindenberg Gmbh (DEU)
REP3M4-6G Roller Bearing Company of America, Inc. (USA)
RA3M4-2S10132 Timken Co Div the Timken Company (USA)
MS21151-6G Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
7973629 Liebherr-Aerospace Lindenberg Gmbh (DEU)
AN946RA3M4-2 Aeronautical Standards Group Dept of Navy and Air Force (USA)
RA3M4-2FS160 Timken Co Div the Timken Company (USA)
AS21151 Sae International Dba Sae International (USA)
AN946RA3M4-2MILG3278A Aeronautical Standards Group Dept of Navy and Air Force (USA)
BB1155-1 Bae Systems Information and Electronic Systems Integration Inc. (USA)
RAP3M42FS464 Timken Co Div the Timken Company (USA)
25704-281210-12-0 Baainbw Bw-Znr (DEU)
25704-281280-04-0 Baainbw Bw-Znr (DEU)
AS21151 Society of Automotive Engineers Inc (USA)
3110001591632 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
25704-281280-04-0 Knds Deutschland Gmbh & Co. Kg - Werk Kassel - (DEU)
RK16077 Rolls-Royce Plc Div Defense (europe) (GBR)
Related Parts
3110-00-001-4707INTERCHANGEABLE
BEARING,BALL,ROD END
MS51151-3
5330-00-083-7704INTERCHANGEABLE
GASKET,SPIRAL WOUND
31114
5340-00-229-4370INTERCHANGEABLE
HINGE,BUTT
01555
5340-00-229-4372INTERCHANGEABLE
HINGE,BUTT
B21491
5340-00-229-4373INTERCHANGEABLE
HINGE,BUTT
5940-00-231-1577INTERCHANGEABLE
TERMINAL,LUG
3110-00-232-2933INTERCHANGEABLE
BEARING,BALL,ROD END
MS21151-7
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

Frequently Asked Questions

What is NSN 3110-00-159-1632?

NSN 3110-00-159-1632 is a Bearing,ball,rod End, manufactured by Sae International Dba Sae International, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-159-1632?

NSN 3110-00-159-1632 has 33 cross-referenced part numbers: RA3M4-2 (Torrington Company Ltd), MS21151-6G (Society of Automotive Engineers Inc), 25704-281210-12-0 (Knds Deutschland Gmbh & Co. Kg - Werk Kassel -), 713382 (Liebherr-Aerospace Lindenberg Gmbh), REP3M4-6G (Roller Bearing Company of America, Inc.) and 28 more.

What NSN replaces 3110-00-159-1632?

There are 12 known substitutes for 3110-00-159-1632: 3110-00-001-4707, 5330-00-083-7704, 5340-00-229-4370 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS21151-6G?

Key specifications for MS21151-6G: Shank Diameter: 0.2500 INCHES NOMINAL IN; Seal Quantity: 2; Outer Ring Width: 0.4380 INCHES NOMINAL IN; Bearing Seal Type: CONTACT. 28 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-159-1632 still in active supply?

NSN 3110-00-159-1632 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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