PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81491Rotor Assembly,brake

Paccar Winch Inc Dba Paccar Winch Division · NSN 3950-01-053-1332 · FSC 3950 · No Item Name Available
Verified by PartsTable
NSN 3950-01-053-1332 — this item is cataloged by the U.S. Government under National Stock Number 3950-01-053-1332. Primary manufacturer part number: 81491.
Features
  • Rotor Assembly,brake — FSC 3950
  • General Characteristics Item Description: STEEL; 6.875 IN. OD,1.500 IN. ID,1.469 IN. W; GROOVE ON OD 1.156 IN. W 0.505 IN. DEEP; KEYWAY ON ID 1.062 IN. LG,0.377 IN. W,0.200 IN. DEEP IN
  • 3 verified cross-references
  • Primary manufacturer: Paccar Winch Inc Dba Paccar Winch Division
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Rotor Assembly,brake, cataloged under National Stock Number 3950-01-053-1332, is classified within Federal Supply Class 3950 (No Item Name Available) of the Materials Handling Equipment group. The primary manufacturer of record is Paccar Winch Inc Dba Paccar Winch Division. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN3950-01-053-1332
Primary Part Number81491
Item NameRotor Assembly,brake
FSC / FSG3950 / 39 — No Item Name Available
ManufacturerPaccar Winch Inc Dba Paccar Winch Division
StatusACTIVE
General Characteristics Item DescriptionSTEEL; 6.875 IN. OD,1.500 IN. ID,1.469 IN. W; GROOVE ON OD 1.156 IN. W 0.505 IN. DEEP; KEYWAY ON ID 1.062 IN. LG,0.377 IN. W,0.200 IN. DEEP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
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
3120-01-627-188681491 INTERCHANGEABLE
Bearing,sleeve
Tulsa Winch, Inc.
7610-01-670-307081491 INTERCHANGEABLE
Manual,technical
Aerovironment, Inc. Dba Aerovironment Inc
Cross-Reference Index
Part NumberManufacturer
2BW24 Oshkosh Corp (USA)
81491 PRIMARY Paccar Winch Inc Dba Paccar Winch Division (USA)
2BW24 Oshkosh Defense Llc (USA)
Related Parts
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
3120-01-627-1886INTERCHANGEABLE
BEARING,SLEEVE
81491
7610-01-670-3070INTERCHANGEABLE
MANUAL,TECHNICAL
81491

Frequently Asked Questions

What is NSN 3950-01-053-1332?

NSN 3950-01-053-1332 is a Rotor Assembly,brake, manufactured by Paccar Winch Inc Dba Paccar Winch Division, classified under FSC 3950 (No Item Name Available). Status: active.

What are the part numbers for NSN 3950-01-053-1332?

NSN 3950-01-053-1332 has 3 cross-referenced part numbers: 2BW24 (Oshkosh Corp), 81491 (Paccar Winch Inc Dba Paccar Winch Division), 2BW24 (Oshkosh Defense Llc).

What NSN replaces 3950-01-053-1332?

There are 5 known substitutes for 3950-01-053-1332: 4820-01-195-1864, 5340-01-312-3792, 5950-01-497-5750 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 81491?

Key specifications for 81491: General Characteristics Item Description: STEEL; 6.875 IN. OD,1.500 IN. ID,1.469 IN. W; GROOVE ON OD 1.156 IN. W 0.505 IN. DEEP; KEYWAY ON ID 1.062 IN. LG,0.377 IN. W,0.200 IN. DEEP IN. 1 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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