The Cover,subassembly,a, cataloged under National Stock Number 5342-00-099-9840, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Cover,subassembly,a
FSC / FSG
5342 — Hardware, Weapon System (FSG 53)
Technical Specifications
Parameter
Value
NSN
5342-00-099-9840
Item Name
Cover,subassembly,a
FSC / FSG
5342 / 53 — Hardware, Weapon System
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3110-00-136-1328102633POSSIBLE MATCH
PLATE,RETAINING,BEARING
Possible match (shared part number)Astronautics Corporation of America
3120-00-152-7357102633POSSIBLE MATCH
BUSHING,SLEEVE
Possible match (shared part number)Air Logistics Corporation Dba Air Logistics Corp
5325-00-598-1722POSSIBLE MATCH
RING,RETAINING
Possible match (shared part number)
1005-00-934-2491102633POSSIBLE MATCH
HANDLE,HATCH
Possible match (shared part number)Cadillac Gage Textron Inc.
5985-01-046-441010263-3POSSIBLE MATCH
COUPLER
Possible match (shared part number)Anaren, Inc. Div Anaren Microwave Inc
5985-01-112-7751102633POSSIBLE MATCH
WAVEGUIDE
Possible match (shared part number)L3harris Technologies, Inc Div Space & Airborne Systems
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
102633
3/9Design control — primary reference
Arma Div Ambac Industries Inc
Related Parts
3110-00-136-1328POSSIBLE MATCH
PLATE,RETAINING,BEARING
102633
3120-00-152-7357POSSIBLE MATCH
BUSHING,SLEEVE
102633
5325-00-598-1722POSSIBLE MATCH
RING,RETAINING
1005-00-934-2491POSSIBLE MATCH
HANDLE,HATCH
102633
5985-01-046-4410POSSIBLE MATCH
COUPLER
10263-3
5985-01-112-7751POSSIBLE MATCH
WAVEGUIDE
102633
Frequently Asked Questions
What is NSN 5342-00-099-9840?
NSN 5342-00-099-9840 is a Cover,subassembly,a, classified under FSC 5342, Hardware, Weapon System. Status: active.
What NSN replaces 5342-00-099-9840?
6 possible matches (shared part number, not a government interchangeability claim): 3110-00-136-1328, 3120-00-152-7357, 5325-00-598-1722. Verify interchangeability with system specifications before substitution.
Is NSN 5342-00-099-9840 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.