PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS21442Bearing,roller,needle

Society of Automotive Engineers Inc · NSN 3110-01-144-1710 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-144-1710 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-144-1710. Primary manufacturer part number: AS21442.
Features
  • Bearing,roller,needle — FSC 3110
  • Overall Outside Diameter: 1.3745 INCHES MINIMUM AND 1.3745 INCHES MINIMUM AND 1.3770 INCHES MAXIMUM1.3770 INCHES MAXIMUM IN
  • Inner Ring Width: 0.8025 INCHES MINIMUM AND 0.8025 INCHES MINIMUM AND 0.8175 INCHES MAXIMUM0.8175 INCHES MAXIMUM IN
  • Seal Quantity: 22
  • Bearing Seal Type: CONTACTCONTACT
  • Alignment Type: RIGIDRIGID
  • Outer Ring Width: 0.7450 INCHES MINIMUM AND 0.7450 INCHES MINIMUM AND 0.7550 INCHES MAXIMUM0.7550 INCHES MAXIMUM IN
  • Lubrication Material: GREASEGREASE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Plastic Polyhexamethylene Adipamide or Plastic Acetal or Plastic Polyester Seal construction
General Description

The Bearing,roller,needle, cataloged under National Stock Number 3110-01-144-1710, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Society of Automotive Engineers Inc. Government technical data includes 23 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-144-1710
Primary Part NumberAS21442
Item NameBearing,roller,needle
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSociety of Automotive Engineers Inc
StatusACTIVE
Overall Outside Diameter1.3745 INCHES MINIMUM AND 1.3745 INCHES MINIMUM AND 1.3770 INCHES MAXIMUM1.3770 INCHES MAXIMUM IN
Inner Ring Width0.8025 INCHES MINIMUM AND 0.8025 INCHES MINIMUM AND 0.8175 INCHES MAXIMUM0.8175 INCHES MAXIMUM IN
Seal Quantity22
Bearing Seal TypeCONTACTCONTACT
Alignment TypeRIGIDRIGID
Outer Ring Width0.7450 INCHES MINIMUM AND 0.7450 INCHES MINIMUM AND 0.7550 INCHES MAXIMUM0.7550 INCHES MAXIMUM IN
Lubrication MaterialGREASEGREASE
Surface FinishGROUNDGROUND
Surface TreatmentOXIDE INNER RINGOXIDE INNER RING
Style DesignatorCAM ROLLER, HARDENED AND GROUND, NON-SEPARABLECAM ROLLER, HARDENED AND GROUND, NON-SEPARABLE
MaterialPLASTIC POLYHEXAMETHYLENE ADIPAMIDE OR PLASTIC ACETAL OR PLASTIC POLYESTER SEAL
Surface TreatmentCADMIUM END PLATECADMIUM END PLATE
Surface TreatmentCHROMIUM OUTER RINGCHROMIUM OUTER RING
Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE END PLATEQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE END PLATE
Surface Treatment Document and ClassificationMIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE INNER RINGMIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE INNER RING
Lubrication Material Document and ClassificationMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSEMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
Bore Diameter0.3746 INCHES MINIMUM AND 0.3746 INCHES MINIMUM AND 0.3752 INCHES MAXIMUM0.3752 INCHES MAXIMUM IN
MaterialSTEEL OUTER RING
MaterialSTEEL END PLATE
Material Document and ClassificationL-P-410,TY 6/6 FED SPEC 1ST MATERIAL RESPONSE OR L-P-410,TY 6/6 FED SPEC 1ST MATERIAL RESPONSE OR L-P-392 FED SPEC 2ND MATERIAL RESPONSE SEALL-P-392 FED SPEC 2ND MATERIAL RESPONSE SEAL
Surface Treatment Document and ClassificationQQ-C-320,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OUTER RINGQQ-C-320,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OUTER RING
MaterialSTEEL INNER RING
MaterialSTEEL ROLLER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-01-255-5040MS21442-161 INTERCHANGEABLE
Bearing,roller,needle
Sae International Dba Sae International
3110-01-444-9681MS21442-321 INTERCHANGEABLE
Bearing,roller,needle
Sae International Dba Sae International
3110-01-446-6655MS21442-481 INTERCHANGEABLE
Bearing,roller,needle
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
AS21442 Society of Automotive Engineers Inc (USA)
MS21442-221 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
AS21442 Sae International Dba Sae International (USA)
10085900 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
3110-01-255-5040INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
MS21442-161
3110-01-444-9681INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
MS21442-321
3110-01-446-6655INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
MS21442-481

Frequently Asked Questions

What is NSN 3110-01-144-1710?

NSN 3110-01-144-1710 is a Bearing,roller,needle, manufactured by Society of Automotive Engineers Inc, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-144-1710?

NSN 3110-01-144-1710 has 4 cross-referenced part numbers: AS21442 (Society of Automotive Engineers Inc), MS21442-221 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), AS21442 (Sae International Dba Sae International), 10085900 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 3110-01-144-1710?

There are 3 known substitutes for 3110-01-144-1710: 3110-01-255-5040, 3110-01-444-9681, 3110-01-446-6655. Verify interchangeability with system specifications before substitution.

What are the specifications of AS21442?

Key specifications for AS21442: Overall Outside Diameter: 1.3745 INCHES MINIMUM AND 1.3745 INCHES MINIMUM AND 1.3770 INCHES MAXIMUM1.3770 INCHES MAXIMUM IN; Inner Ring Width: 0.8025 INCHES MINIMUM AND 0.8025 INCHES MINIMUM AND 0.8175 INCHES MAXIMUM0.8175 INCHES MAXIMUM IN; Seal Quantity: 22; Bearing Seal Type: CONTACTCONTACT. 24 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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