PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54A50B336Cap,center Section

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 1040-00-938-8956 · FSC 1040 · No Item Name Available
Verified by PartsTable
NSN 1040-00-938-8956 — this item is cataloged by the U.S. Government under National Stock Number 1040-00-938-8956. Primary manufacturer part number: 54A50B336.
Features
  • Cap,center Section — 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 Cap,center Section, cataloged under National Stock Number 1040-00-938-8956, 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCap,center Section
FSC / FSG1040 — No Item Name Available (FSG 10)
ManufacturersNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001); L3harris Technologies, Inc. Div Space and Airborne Systems (CAGE 82340); Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003)
Technical Specifications
ParameterValue
NSN1040-00-938-8956
Primary Part Number54A50B336
Item NameCap,center Section
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 6
5315-00-060-1239 INTERCHANGEABLE
Pin,grooved,headless
7510-00-223-68077510-00-223-6807 INTERCHANGEABLE
Clip,paper
Sourceamerica
5133-00-262-2165 INTERCHANGEABLE
Drill,twist
5330-00-857-940044187 INTERCHANGEABLE
Gasket
Komatsu America Corporation
5950-01-091-9587S30490-1 INTERCHANGEABLE
Transformer,power
L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies
5310-01-481-098544187 INTERCHANGEABLE
Nut,plain,hexagon
Barnes Group Inc. Dba Barnes Distribution
Cross-Reference Index
Part NumberManufacturer
54A50B336 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
44187 L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
54A50B336 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
Related Parts
5315-00-060-1239INTERCHANGEABLE
PIN,GROOVED,HEADLESS
7510-00-223-6807INTERCHANGEABLE
CLIP,PAPER
7510-00-223-6807
5133-00-262-2165INTERCHANGEABLE
DRILL,TWIST
5330-00-857-9400INTERCHANGEABLE
GASKET
44187
5950-01-091-9587INTERCHANGEABLE
TRANSFORMER,POWER
S30490-1
5310-01-481-0985INTERCHANGEABLE
NUT,PLAIN,HEXAGON
44187

Frequently Asked Questions

What is NSN 1040-00-938-8956?

NSN 1040-00-938-8956 is a Cap,center Section, 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 1040-00-938-8956?

NSN 1040-00-938-8956 has 3 cross-referenced part numbers: 54A50B336 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 44187 (L3harris Technologies, Inc. Div Space and Airborne Systems), 54A50B336 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).

What NSN replaces 1040-00-938-8956?

There are 6 known substitutes for 1040-00-938-8956: 5315-00-060-1239, 7510-00-223-6807, 5133-00-262-2165 and 3 more. Verify interchangeability with system specifications before substitution.

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