PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42538-1Cover,access

Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service · NSN 2590-01-669-5125 · FSC 2590 · No Item Name Available
Verified by PartsTable
NSN 2590-01-669-5125 — this item is cataloged by the U.S. Government under National Stock Number 2590-01-669-5125. Primary manufacturer part number: 42538-1.
Features
  • Cover,access — FSC 2590
  • 2 verified cross-references
  • Primary manufacturer: Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cover,access, cataloged under National Stock Number 2590-01-669-5125, is classified within Federal Supply Class 2590 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service. This item has 2 commercial cross-references from 1 manufacturer, 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 NameCover,access
FSC / FSG2590 — No Item Name Available (FSG 25)
ManufacturersMarine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (CAGE 01365)
Technical Specifications
ParameterValue
NSN2590-01-669-5125
Primary Part Number42538-1
Item NameCover,access
FSC / FSG2590 / 25 — No Item Name Available
ManufacturerMarine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5306-00-042-5381 INTERCHANGEABLE
Bolt,assembled Washer
5330-00-154-8207 INTERCHANGEABLE
Seal,plain Encased
5950-00-927-86445480993P10 INTERCHANGEABLE
Transformer,power
Ametek Inc Div Aerospace and Defense
5910-01-021-7655 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5340-01-062-751042538 INTERCHANGEABLE
Cup,compression
Sullair Corp
3040-01-256-3707 INTERCHANGEABLE
Connecting Link,rigid
4820-01-332-6088 INTERCHANGEABLE
Valve Assembly,manifold
Cross-Reference Index
Part NumberManufacturer
42538 Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA)
42538-1 PRIMARY Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA)
Related Parts
5306-00-042-5381INTERCHANGEABLE
BOLT,ASSEMBLED WASHER
5330-00-154-8207INTERCHANGEABLE
SEAL,PLAIN ENCASED
5950-00-927-8644INTERCHANGEABLE
TRANSFORMER,POWER
5480993P10
5910-01-021-7655INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5340-01-062-7510INTERCHANGEABLE
CUP,COMPRESSION
42538
3040-01-256-3707INTERCHANGEABLE
CONNECTING LINK,RIGID
4820-01-332-6088INTERCHANGEABLE
VALVE ASSEMBLY,MANIFOLD

Frequently Asked Questions

What is NSN 2590-01-669-5125?

NSN 2590-01-669-5125 is a Cover,access, manufactured by Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service, classified under FSC 2590 (No Item Name Available). Status: active.

What are the part numbers for NSN 2590-01-669-5125?

NSN 2590-01-669-5125 has 2 cross-referenced part numbers: 42538 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service), 42538-1 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service).

What NSN replaces 2590-01-669-5125?

There are 7 known substitutes for 2590-01-669-5125: 5306-00-042-5381, 5330-00-154-8207, 5950-00-927-8644 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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