PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54A50B331Plug,adapter

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 1040-00-045-7207 · FSC 1040 · No Item Name Available
Verified by PartsTable
NSN 1040-00-045-7207 — this item is cataloged by the U.S. Government under National Stock Number 1040-00-045-7207. Primary manufacturer part number: 54A50B331.
Features
  • Plug,adapter — FSC 1040
  • 3 verified cross-references
  • Primary manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Plug,adapter, cataloged under National Stock Number 1040-00-045-7207, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePlug,adapter
FSC / FSG1040 — No Item Name Available (FSG 10)
ManufacturersL3harris Technologies, Inc. Div Space and Airborne Systems (CAGE 82340); Naval 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)
Technical Specifications
ParameterValue
NSN1040-00-045-7207
Primary Part Number54A50B331
Item NamePlug,adapter
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 2
2530-00-970-255738737 INTERCHANGEABLE
Valve,delivery,air Brake
Leroi International Inc Dba Compair Leroi
5330-01-214-3520838-737-040 INTERCHANGEABLE
Gasket
Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots
Cross-Reference Index
Part NumberManufacturer
38737 L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
54A50B331 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
54A50B331 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
2530-00-970-2557INTERCHANGEABLE
VALVE,DELIVERY,AIR BRAKE
38737
5330-01-214-3520INTERCHANGEABLE
GASKET
838-737-040

Frequently Asked Questions

What is NSN 1040-00-045-7207?

NSN 1040-00-045-7207 is a Plug,adapter, 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 1040-00-045-7207?

NSN 1040-00-045-7207 has 3 cross-referenced part numbers: 38737 (L3harris Technologies, Inc. Div Space and Airborne Systems), 54A50B331 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 54A50B331 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 1040-00-045-7207?

There are 2 known substitutes for 1040-00-045-7207: 2530-00-970-2557, 5330-01-214-3520. Verify interchangeability with system specifications before substitution.

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