PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

121941Disk Brake Shoe

Washex Incorporated · NSN 3040-01-269-9576 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-269-9576 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-269-9576. Primary manufacturer part number: 121941.
Features
  • Disk Brake Shoe — FSC 3040
  • Application Type: DRY
  • Actuation Method: PNEUMATIC CYLINDER EXTERNAL
  • 2 verified cross-references
  • Primary manufacturer: Washex Incorporated
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Disk Brake Shoe, cataloged under National Stock Number 3040-01-269-9576, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Washex Incorporated. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-269-9576
Primary Part Number121941
Item NameDisk Brake Shoe
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerWashex Incorporated
StatusACTIVE
Application TypeDRY
Actuation MethodPNEUMATIC CYLINDER EXTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5330-00-291-1976C146-13 INTERCHANGEABLE
Gasket
Mack Trucks Inc Parts Opn
5915-00-461-5491101146 INTERCHANGEABLE
Filter,electrical
Aimtron Systems, Llc
5999-00-609-3131101146 INTERCHANGEABLE
Plate,electrical Shield
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5305-00-958-5250101146 INTERCHANGEABLE
Screw,machine
Hillman Group, Inc., the
5930-01-144-5154D1T-A80 INTERCHANGEABLE
Switch,pressure
Barksdale, Inc
4730-01-216-912121-192 INTERCHANGEABLE
Restrictor,fluid Flow
Robertshaw Controls Co Uni-Line Div
5340-01-287-0366MA-1146 INTERCHANGEABLE
Bumper
Kone Inc.
5310-01-658-401233173 INTERCHANGEABLE
Washer,flat
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
121941 Washex Incorporated (USA)
101146 Interstate Energy Enterprises Inc (USA)
Related Parts
5330-00-291-1976INTERCHANGEABLE
GASKET
C146-13
5915-00-461-5491INTERCHANGEABLE
FILTER,ELECTRICAL
101146
5999-00-609-3131INTERCHANGEABLE
PLATE,ELECTRICAL SHIELD
101146
5305-00-958-5250INTERCHANGEABLE
SCREW,MACHINE
101146
5930-01-144-5154INTERCHANGEABLE
SWITCH,PRESSURE
D1T-A80
4730-01-216-9121INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
21-192
5340-01-287-0366INTERCHANGEABLE
BUMPER
MA-1146
5310-01-658-4012INTERCHANGEABLE
WASHER,FLAT
33173

Frequently Asked Questions

What is NSN 3040-01-269-9576?

NSN 3040-01-269-9576 is a Disk Brake Shoe, manufactured by Washex Incorporated, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-269-9576?

NSN 3040-01-269-9576 has 2 cross-referenced part numbers: 121941 (Washex Incorporated), 101146 (Interstate Energy Enterprises Inc).

What NSN replaces 3040-01-269-9576?

There are 8 known substitutes for 3040-01-269-9576: 5330-00-291-1976, 5915-00-461-5491, 5999-00-609-3131 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 121941?

Key specifications for 121941: Special Features: U/O 14 IN. DISK IN; Application Type: DRY; Actuation Method: PNEUMATIC CYLINDER EXTERNAL. 3 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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