PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42557Matrix Module Assy

Gibbs Mfg and Research Corp · NSN 4920-00-838-6315 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-00-838-6315 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-838-6315. Primary manufacturer part number: 42557.
Features
  • Matrix Module Assy — FSC 4920
  • 1 verified cross-reference
  • Primary manufacturer: Gibbs Mfg and Research Corp
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Matrix Module Assy, cataloged under National Stock Number 4920-00-838-6315, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Gibbs Mfg and Research Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameMatrix Module Assy
FSC / FSG4920 — No Item Name Available (FSG 49)
ManufacturersGibbs Mfg and Research Corp (CAGE 82092)
Technical Specifications
ParameterValue
NSN4920-00-838-6315
Primary Part Number42557
Item NameMatrix Module Assy
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerGibbs Mfg and Research Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5340-00-975-713242557 INTERCHANGEABLE
Retainer,helical Compression Spr
Woodward Hrt Inc
4820-01-227-496142557 INTERCHANGEABLE
Guide,helical Compression Spring
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5950-01-256-022111568074 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
42557 Gibbs Mfg and Research Corp (USA)
Related Parts
5340-00-975-7132INTERCHANGEABLE
RETAINER,HELICAL COMPRESSION SPR
42557
4820-01-227-4961INTERCHANGEABLE
GUIDE,HELICAL COMPRESSION SPRING
42557
5950-01-256-0221INTERCHANGEABLE
TRANSFORMER,POWER
11568074

Frequently Asked Questions

What is NSN 4920-00-838-6315?

NSN 4920-00-838-6315 is a Matrix Module Assy, manufactured by Gibbs Mfg and Research Corp, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-00-838-6315?

NSN 4920-00-838-6315 has 1 cross-referenced part number: 42557 (Gibbs Mfg and Research Corp).

What NSN replaces 4920-00-838-6315?

There are 3 known substitutes for 4920-00-838-6315: 5340-00-975-7132, 4820-01-227-4961, 5950-01-256-0221. Verify interchangeability with system specifications before substitution.

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