PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54A50E12Valve Assy,tank

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 1040-00-936-9294 · FSC 1040 · No Item Name Available
Verified by PartsTable
NSN 1040-00-936-9294 — this item is cataloged by the U.S. Government under National Stock Number 1040-00-936-9294. Primary manufacturer part number: 54A50E12.
Features
  • Valve Assy,tank — FSC 1040
  • 3 verified cross-references
  • Primary manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve Assy,tank, cataloged under National Stock Number 1040-00-936-9294, is classified within Federal Supply Class 1040 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve Assy,tank
FSC / FSG1040 — No Item Name Available (FSG 10)
ManufacturersNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003); Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001); L3harris Technologies, Inc. Div Space and Airborne Systems (CAGE 82340)
Technical Specifications
ParameterValue
NSN1040-00-936-9294
Primary Part Number54A50E12
Item NameValve Assy,tank
FSC / FSG1040 / 10 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5120-00-021-2004000-S2A/120121 INTERCHANGEABLE
Bit,screwdriver
Mountz, Inc.
4820-00-036-1754005-500-0012 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4730-00-096-6028A-18510 INTERCHANGEABLE
Plug,pipe
Jenny Products, Inc
6505-00-174-7141 INTERCHANGEABLE
Water for Injection,sterile
2530-00-353-0435222821 INTERCHANGEABLE
Adjuster,slack,brake
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
3020-00-430-949318510 INTERCHANGEABLE
Gear,bevel
Komatsu America Corporation
2530-01-614-123818510 INTERCHANGEABLE
Master Cylinder Power Unit
Silver Eagle Manufacturing Co
Cross-Reference Index
Part NumberManufacturer
54A50E12 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
54A50E12 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
18510 L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
Related Parts
5120-00-021-2004INTERCHANGEABLE
BIT,SCREWDRIVER
000-S2A/120121
4820-00-036-1754INTERCHANGEABLE
DISK,VALVE
005-500-0012
4730-00-096-6028INTERCHANGEABLE
PLUG,PIPE
A-18510
6505-00-174-7141INTERCHANGEABLE
WATER FOR INJECTION,STERILE
2530-00-353-0435INTERCHANGEABLE
ADJUSTER,SLACK,BRAKE
222821
3020-00-430-9493INTERCHANGEABLE
GEAR,BEVEL
18510
2530-01-614-1238INTERCHANGEABLE
MASTER CYLINDER POWER UNIT
18510

Frequently Asked Questions

What is NSN 1040-00-936-9294?

NSN 1040-00-936-9294 is a Valve Assy,tank, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1040 (No Item Name Available). Status: active.

What are the part numbers for NSN 1040-00-936-9294?

NSN 1040-00-936-9294 has 3 cross-referenced part numbers: 54A50E12 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 54A50E12 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 18510 (L3harris Technologies, Inc. Div Space and Airborne Systems).

What NSN replaces 1040-00-936-9294?

There are 7 known substitutes for 1040-00-936-9294: 5120-00-021-2004, 4820-00-036-1754, 4730-00-096-6028 and 4 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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