PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4902-5Cover

Flexco, Inc · NSN 5342-00-501-0021 · FSC 5342 · Mount,resilient,weapon System
Verified by PartsTable
NSN 5342-00-501-0021 — this item is cataloged by the U.S. Government under National Stock Number 5342-00-501-0021. Primary manufacturer part number: 4902-5.
Features
  • Cover — FSC 5342
  • 1 verified cross-reference
  • Primary manufacturer: Flexco, Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Cover, cataloged under National Stock Number 5342-00-501-0021, is classified within Federal Supply Class 5342 (Mount,resilient,weapon System) of the Hardware and Abrasives group. The primary manufacturer of record is Flexco, Inc. This item has 1 commercial cross-reference from 1 manufacturer, 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 NameCover
FSC / FSG5342 — Mount,resilient,weapon System (FSG 53)
ManufacturersFlexco, Inc (CAGE 99135)
Technical Specifications
ParameterValue
NSN5342-00-501-0021
Primary Part Number4902-5
Item NameCover
FSC / FSG5342 / 53 — Mount,resilient,weapon System
ManufacturerFlexco, Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5330-00-285-6389106275 INTERCHANGEABLE
Seal,plain Encased
Cummins Inc.
3030-00-528-3787 INTERCHANGEABLE
Belt,v
Cross-Reference Index
Part NumberManufacturer
4902-5 PRIMARY Flexco, Inc (USA)
Related Parts
5330-00-285-6389INTERCHANGEABLE
SEAL,PLAIN ENCASED
106275
3030-00-528-3787INTERCHANGEABLE
BELT,V

Frequently Asked Questions

What is NSN 5342-00-501-0021?

NSN 5342-00-501-0021 is a Cover, manufactured by Flexco, Inc, classified under FSC 5342 (Mount,resilient,weapon System). Status: active.

What are the part numbers for NSN 5342-00-501-0021?

NSN 5342-00-501-0021 has 1 cross-referenced part number: 4902-5 (Flexco, Inc).

What NSN replaces 5342-00-501-0021?

There are 2 known substitutes for 5342-00-501-0021: 5330-00-285-6389, 3030-00-528-3787. Verify interchangeability with system specifications before substitution.

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