PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS21152-2Bearing,ball,rod End

Sae International Dba Sae International · NSN 3110-00-187-5666 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-187-5666 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-187-5666. Primary manufacturer part number: MS21152-2.
Features
  • Bearing,ball,rod End — FSC 3110
  • Bearing Seal Type: CONTACT
  • Bore Diameter: 0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
  • Alignment Type: SELF-ALIGNING
  • Shank Bore Depth: 1.1880 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
  • Inner Ring Width: 0.5880 INCHES MINIMUM AND 0.5930 INCHES MAXIMUM IN
  • Shank Bore Diameter: 0.3760 INCHES MINIMUM AND 0.3960 INCHES MAXIMUM IN
  • Lubrication Material: GREASE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 4130 Shaft construction
General Description

The Bearing,ball,rod End, cataloged under National Stock Number 3110-00-187-5666, 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 12 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-187-5666
Primary Part NumberMS21152-2
Item NameBearing,ball,rod End
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
Bearing Seal TypeCONTACT
Bore Diameter0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
Alignment TypeSELF-ALIGNING
Shank Bore Depth1.1880 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
Inner Ring Width0.5880 INCHES MINIMUM AND 0.5930 INCHES MAXIMUM IN
Shank Bore Diameter0.3760 INCHES MINIMUM AND 0.3960 INCHES MAXIMUM IN
Lubrication MaterialGREASE
Self-Alignment LocationINTERNAL
Length From Bore Center to Shank End1.8650 INCHES MINIMUM AND 1.8850 INCHES MAXIMUM IN
Outer Ring Width0.4280 INCHES MINIMUM AND 0.4480 INCHES MAXIMUM IN
Seal Quantity2
Self-Alignment Angle10.00 DEGREES NOMINAL
Surface TreatmentCADMIUM ROD END BODY
Shank Diameter0.6230 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
Shank StyleHOLLOW
Material Document and ClassificationMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OUTER RING
Material Document and ClassificationMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE SHAFT
MaterialSTEEL COMP 4130 SHAFT
Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OUTER RING
Lubrication Material Document and ClassificationMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
Overall Outside Diameter0.9280 INCHES MINIMUM AND 0.9480 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE ROD END BODY
Surface TreatmentCADMIUM OUTER RING
Material Document and ClassificationAMS 3652 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 3666 ASSN STD SINGLE MATERIAL RESPONSE SEAL
Material Document and ClassificationMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE BALL
MaterialSTEEL COMP E52100 INNER RING
Material Document and ClassificationMIL-S-7420 MIL SPEC SINGLE MATERIAL RESPONSE INNER RING
MaterialSTEEL COMP E52100 BALL
MaterialSTEEL COMP 4130 OUTER RING
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
3110-00-173-5074MS21153-4G INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-227-4724MS21152-3G INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-434-4653MS21152-1 INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-625-9284 INTERCHANGEABLE
Bearing,ball,rod End
3110-00-723-2418MS21152-5G INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-766-6924MS21151-4 INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-893-6785MS21152-1G INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
3110-00-915-3278 INTERCHANGEABLE
Bearing,ball,rod End
Cross-Reference Index
Part NumberManufacturer
AS21152 Society of Automotive Engineers Inc (USA)
REP3MR3FS381 Timken Co Div the Timken Company (USA)
43P4H6FS464 Timken Co Div the Timken Company (USA)
RE4H6-2 Timken Co Div the Timken Company (USA)
MS21152-2 Society of Automotive Engineers Inc (USA)
MS21152-2 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
REP3H6 Skf Usa Inc. (USA)
AS21152 Sae International Dba Sae International (USA)
MS21152-2 PRIMARY Sae International Dba Sae International (USA)
REP4H6-2F Roller Bearing Company of America, Inc. (USA)
AS6039 Society of Automotive Engineers Inc (USA)
AS6039 Sae International Dba Sae International (USA)
Related Parts
3110-00-173-5074INTERCHANGEABLE
BEARING,BALL,ROD END
MS21153-4G
3110-00-227-4724INTERCHANGEABLE
BEARING,BALL,ROD END
MS21152-3G
3110-00-434-4653INTERCHANGEABLE
BEARING,BALL,ROD END
MS21152-1
3110-00-625-9284INTERCHANGEABLE
BEARING,BALL,ROD END
3110-00-723-2418INTERCHANGEABLE
BEARING,BALL,ROD END
MS21152-5G
3110-00-766-6924INTERCHANGEABLE
BEARING,BALL,ROD END
MS21151-4
3110-00-893-6785INTERCHANGEABLE
BEARING,BALL,ROD END
MS21152-1G
3110-00-915-3278INTERCHANGEABLE
BEARING,BALL,ROD END

Frequently Asked Questions

What is NSN 3110-00-187-5666?

NSN 3110-00-187-5666 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 3110-00-187-5666?

NSN 3110-00-187-5666 has 12 cross-referenced part numbers: AS21152 (Society of Automotive Engineers Inc), REP3MR3FS381 (Timken Co Div the Timken Company), 43P4H6FS464 (Timken Co Div the Timken Company), RE4H6-2 (Timken Co Div the Timken Company), MS21152-2 (Society of Automotive Engineers Inc) and 7 more.

What NSN replaces 3110-00-187-5666?

There are 8 known substitutes for 3110-00-187-5666: 3110-00-173-5074, 3110-00-227-4724, 3110-00-434-4653 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS21152-2?

Key specifications for MS21152-2: Bearing Seal Type: CONTACT; Bore Diameter: 0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN; Alignment Type: SELF-ALIGNING; Shank Bore Depth: 1.1880 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-187-5666 still in active supply?

NSN 3110-00-187-5666 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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