PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FB1013-8Bearing,sleeve

Altra Industrial Motion Corp. · NSN 3120-00-618-5637 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-618-5637 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-618-5637. Primary manufacturer part number: FB1013-8.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
  • Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
  • Corner Shape: SQUARE INSIDE LEFT CORNER
  • Material: LUBRICANT LUBRICATION
  • Corner Shape: SQUARE LEFT FLANGE BODY CORNER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Lubricant Lubrication construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-618-5637, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Altra Industrial Motion Corp.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-618-5637
Primary Part NumberFB1013-8
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerAltra Industrial Motion Corp.
StatusACTIVE
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Corner ShapeSQUARE INSIDE LEFT CORNER
MaterialLUBRICANT LUBRICATION
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
MaterialCOPPER ALLOY OVERALL
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Flange Outside Diameter1.0605 INCHES MINIMUM AND 1.0655 INCHES MAXIMUM IN
Flange Width0.1560 INCHES MINIMUM AND 0.1565 INCHES MAXIMUM IN
Body Outside Diameter0.8140 INCHES MINIMUM AND 0.8150 INCHES MAXIMUM IN
Body Inside Diameter0.6260 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3120-00-287-754627J661-28 INTERCHANGEABLE
Bearing,sleeve
Westinghouse Electric Corp
3120-00-287-8037FF1207 (5/8 INCHES) INTERCHANGEABLE
Bearing,sleeve
Beemer Precision Inc
3120-00-287-8054517415-12 INTERCHANGEABLE
Bearing,washer,thrust
Instruments and Flight Research, Inc.
3120-00-516-1985 INTERCHANGEABLE
Bearing,sleeve
Cross-Reference Index
Part NumberManufacturer
FB1013-8 Bearing Sales Corp (USA)
FB1013-8 PRIMARY Altra Industrial Motion Corp. (USA)
3120PL1855337 Jednolity Indeks Materialowy - Uniform Material Index (POL)
NAS75 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
ASTMB438/B438M American Society for Testing and Materials Dba Astm International (USA)
Related Parts
3120-00-287-7546INTERCHANGEABLE
BEARING,SLEEVE
27J661-28
3120-00-287-8037INTERCHANGEABLE
BEARING,SLEEVE
FF1207 (5/8 INCHES)
3120-00-287-8054INTERCHANGEABLE
BEARING,WASHER,THRUST
517415-12
3120-00-516-1985INTERCHANGEABLE
BEARING,SLEEVE

Frequently Asked Questions

What is NSN 3120-00-618-5637?

NSN 3120-00-618-5637 is a Bearing,sleeve, manufactured by Altra Industrial Motion Corp., classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-618-5637?

NSN 3120-00-618-5637 has 5 cross-referenced part numbers: FB1013-8 (Bearing Sales Corp), FB1013-8 (Altra Industrial Motion Corp.), 3120PL1855337 (Jednolity Indeks Materialowy - Uniform Material Index), NAS75 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), ASTMB438/B438M (American Society for Testing and Materials Dba Astm International).

What NSN replaces 3120-00-618-5637?

There are 4 known substitutes for 3120-00-618-5637: 3120-00-287-7546, 3120-00-287-8037, 3120-00-287-8054 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FB1013-8?

Key specifications for FB1013-8: Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE LEFT CORNER; Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER; Style Designator: SOLID, EXTERNAL FLANGE ONE END. 14 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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