PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54A50A55Pin,center Section

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 1040-00-938-8950 · FSC 1040 · No Item Name Available
Verified by PartsTable
NSN 1040-00-938-8950 — this item is cataloged by the U.S. Government under National Stock Number 1040-00-938-8950. Primary manufacturer part number: 54A50A55.
Features
  • Pin,center Section — FSC 1040
  • 4 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 Pin,center Section, cataloged under National Stock Number 1040-00-938-8950, 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 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePin,center Section
FSC / FSG1040 — No Item Name Available (FSG 10)
ManufacturersNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001); Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003); L3harris Technologies, Inc. Div Space and Airborne Systems (CAGE 82340); L3harris Technologies, Inc. (CAGE 9Y580)
Technical Specifications
ParameterValue
NSN1040-00-938-8950
Primary Part Number54A50A55
Item NamePin,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 12
2920-00-096-925220039 INTERCHANGEABLE
Generator,engine Accessory
Borgwarner Pds (anderson), L.l.c.
5133-00-228-1326 INTERCHANGEABLE
Drill,twist
5935-00-373-880510-74822-14P INTERCHANGEABLE
Insert
Amphenol Corp Div Amphenol Aerospace Operations
5330-00-469-530520039 INTERCHANGEABLE
Gasket
Johnson Controls Navy Systems, Llc
5905-00-508-0819 INTERCHANGEABLE
Resistor,fixed,wire Wound,nonind
5995-00-631-7114 INTERCHANGEABLE
Cord Assembly,electrical
5985-00-782-898985011 INTERCHANGEABLE
Mast Section
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
2835-01-032-557020039 INTERCHANGEABLE
Blade,drive
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
4820-01-088-74602003901S0111 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
3110-01-281-890320039 INTERCHANGEABLE
Bearing,ball,annular
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
Cross-Reference Index
Part NumberManufacturer
54A50A55 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
54A50A55 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
20039 L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
20039 L3harris Technologies, Inc. (USA)
Related Parts
2920-00-096-9252INTERCHANGEABLE
GENERATOR,ENGINE ACCESSORY
20039
5133-00-228-1326INTERCHANGEABLE
DRILL,TWIST
5935-00-373-8805INTERCHANGEABLE
INSERT
10-74822-14P
5330-00-469-5305INTERCHANGEABLE
GASKET
20039
5905-00-508-0819INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,NONIND
5995-00-631-7114INTERCHANGEABLE
CORD ASSEMBLY,ELECTRICAL
5985-00-782-8989INTERCHANGEABLE
MAST SECTION
85011
2835-01-032-5570INTERCHANGEABLE
BLADE,DRIVE
20039
4820-01-088-7460INTERCHANGEABLE
VALVE,SAFETY RELIEF
2003901S0111
3110-01-281-8903INTERCHANGEABLE
BEARING,BALL,ANNULAR
20039
6680-01-415-4130INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
20039
5365-01-699-5477INTERCHANGEABLE
SPACER,SLEEVE
20039

Frequently Asked Questions

What is NSN 1040-00-938-8950?

NSN 1040-00-938-8950 is a Pin,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 1040-00-938-8950?

NSN 1040-00-938-8950 has 4 cross-referenced part numbers: 54A50A55 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 54A50A55 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 20039 (L3harris Technologies, Inc. Div Space and Airborne Systems), 20039 (L3harris Technologies, Inc.).

What NSN replaces 1040-00-938-8950?

There are 12 known substitutes for 1040-00-938-8950: 2920-00-096-9252, 5133-00-228-1326, 5935-00-373-8805 and 9 more. Verify interchangeability with system specifications before substitution.

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