PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81491Bearing,sleeve

Tulsa Winch, Inc. · NSN 3120-01-627-1886 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-627-1886 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-627-1886. Primary manufacturer part number: 81491.
Features
  • Bearing,sleeve — FSC 3120
  • 2 verified cross-references
  • Primary manufacturer: Tulsa Winch, Inc.
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-627-1886, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Tulsa Winch, Inc.. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-627-1886
Primary Part Number81491
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerTulsa Winch, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3950-01-053-133281491 INTERCHANGEABLE
Rotor Assembly,brake
Paccar Winch Inc Dba Paccar Winch Division
4820-01-195-186481491D INTERCHANGEABLE
Indicator,valve Opening
Griswold Industries Dba Cla-Val Co
5340-01-312-379281491 INTERCHANGEABLE
Lock,flush
Alliance Laundry Systems Llc
5950-01-497-5750A1-50682-004SW-02 ITEM 5 INTERCHANGEABLE
Transformer,power
Evoqua Water Technologies Llc
7610-01-670-307081491 INTERCHANGEABLE
Manual,technical
Aerovironment, Inc. Dba Aerovironment Inc
Cross-Reference Index
Part NumberManufacturer
81491 PRIMARY Tulsa Winch, Inc. (USA)
Y00015074 Soframe (FRA)
Related Parts
3950-01-053-1332INTERCHANGEABLE
ROTOR ASSEMBLY,BRAKE
81491
4820-01-195-1864INTERCHANGEABLE
INDICATOR,VALVE OPENING
81491D
5340-01-312-3792INTERCHANGEABLE
LOCK,FLUSH
81491
5950-01-497-5750INTERCHANGEABLE
TRANSFORMER,POWER
A1-50682-004SW-02 ITEM 5
7610-01-670-3070INTERCHANGEABLE
MANUAL,TECHNICAL
81491

Frequently Asked Questions

What is NSN 3120-01-627-1886?

NSN 3120-01-627-1886 is a Bearing,sleeve, manufactured by Tulsa Winch, Inc., classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-627-1886?

NSN 3120-01-627-1886 has 2 cross-referenced part numbers: 81491 (Tulsa Winch, Inc.), Y00015074 (Soframe).

What NSN replaces 3120-01-627-1886?

There are 5 known substitutes for 3120-01-627-1886: 3950-01-053-1332, 4820-01-195-1864, 5340-01-312-3792 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 81491?

Key specifications for 81491: End Item Identification: DP STORAGE WINCH, MODEL 45TR 53808, 45,000 LB CACPACITY LBS; Part Name Assigned by Controlling Agency: BEARING,FLANGED. 2 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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