PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8682931Bearing,sleeve

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 3120-00-661-9331 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-661-9331 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-661-9331. Primary manufacturer part number: 8682931.
Features
  • Bearing,sleeve — FSC 3120
  • Body Inside Diameter: 2.7600 INCHES MINIMUM AND 2.7620 INCHES MAXIMUM IN
  • Material: OIL LUBRICATING LUBRICATION
  • Material Document and Classification: MIL-L-11734 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-15016, SYMBOL 2190 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
  • Material Document and Classification: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Surface Finish: 16.0 MICROINCHES RIGHT END SURFACE OF BODY
  • Material: COPPER ALLOY OVERALL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Oil Lubricating Lubrication construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-661-9331, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-661-9331
Primary Part Number8682931
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
Body Inside Diameter2.7600 INCHES MINIMUM AND 2.7620 INCHES MAXIMUM IN
MaterialOIL LUBRICATING LUBRICATION
Material Document and ClassificationMIL-L-11734 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-15016, SYMBOL 2190 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
Material Document and ClassificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Surface Finish16.0 MICROINCHES RIGHT END SURFACE OF BODY
MaterialCOPPER ALLOY OVERALL
Corner ShapeSQUARE ALL CORNERS
Body Outside Diameter3.2480 INCHES MINIMUM AND 3.2500 INCHES MAXIMUM IN
Surface Finish16.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
4810-00-104-6850 INTERCHANGEABLE
Cap,valve
5325-00-282-50342-06743 INTERCHANGEABLE
Ring,retaining
Rockford Powertrain Inc Div Powertrain Rockford, Inc.
4540-00-453-970464188 INTERCHANGEABLE
Heater,thermostatic
Wells Mfg Co
4220-01-006-15298101811 INTERCHANGEABLE
Tubes,test
Draeger Inc
6750-01-037-6272 INTERCHANGEABLE
Film,diazotype,sensitized
5307-01-057-8894 INTERCHANGEABLE
Stud,plain
2520-01-179-554530801 INTERCHANGEABLE
Pad,mounting,axle
Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products
3020-01-216-319630801 INTERCHANGEABLE
Gear,antibacklash,spur
Adams Rite Aerospace, Inc
6145-01-236-76219912 WHITE INTERCHANGEABLE
Wire,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
Cross-Reference Index
Part NumberManufacturer
8682931 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
30801 Paccar Government Group Co Yarrow Bay Office Pk (USA)
Y744-9 Paccar Government Group Co Yarrow Bay Office Pk (USA)
Related Parts
4810-00-104-6850INTERCHANGEABLE
CAP,VALVE
5325-00-282-5034INTERCHANGEABLE
RING,RETAINING
2-06743
4540-00-453-9704INTERCHANGEABLE
HEATER,THERMOSTATIC
64188
4220-01-006-1529INTERCHANGEABLE
TUBES,TEST
8101811
6750-01-037-6272INTERCHANGEABLE
FILM,DIAZOTYPE,SENSITIZED
5307-01-057-8894INTERCHANGEABLE
STUD,PLAIN
2520-01-179-5545INTERCHANGEABLE
PAD,MOUNTING,AXLE
30801
3020-01-216-3196INTERCHANGEABLE
GEAR,ANTIBACKLASH,SPUR
30801
6145-01-236-7621INTERCHANGEABLE
WIRE,ELECTRICAL
9912 WHITE

Frequently Asked Questions

What is NSN 3120-00-661-9331?

NSN 3120-00-661-9331 is a Bearing,sleeve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-661-9331?

NSN 3120-00-661-9331 has 3 cross-referenced part numbers: 8682931 (U S Army Tank Automotive Command Amsta-Im-Mm), 30801 (Paccar Government Group Co Yarrow Bay Office Pk), Y744-9 (Paccar Government Group Co Yarrow Bay Office Pk).

What NSN replaces 3120-00-661-9331?

There are 9 known substitutes for 3120-00-661-9331: 4810-00-104-6850, 5325-00-282-5034, 4540-00-453-9704 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8682931?

Key specifications for 8682931: Body Inside Diameter: 2.7600 INCHES MINIMUM AND 2.7620 INCHES MAXIMUM IN; Material: OIL LUBRICATING LUBRICATION; Material Document and Classification: MIL-L-11734 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-15016, SYMBOL 2190 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION; Material Document and Classification: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-661-9331 still in active supply?

NSN 3120-00-661-9331 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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