FSC: 1680 — Miscellaneous Aircraft Accessories and Components
FSG: 16 — Aircraft Components and Accessories
General Description
The Spacer,seat Bottom, cataloged under National Stock Number 1680-00-302-4236, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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
Spacer,seat Bottom
FSC / FSG
1680 — Miscellaneous Aircraft Accessories and Components (FSG 16)
Technical Specifications
Parameter
Value
NSN
1680-00-302-4236
Item Name
Spacer,seat Bottom
FSC / FSG
1680 / 16 — Miscellaneous Aircraft Accessories and Components
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL B — Remove Demilitarization Key Points
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2530-00-425-28044D3273POSSIBLE MATCH
BRAKE SHOE
Possible match (shared part number)Caterpillar Inc Div Caterpillar Defense
2930-00-700-856074984754POSSIBLE MATCH
SEAL ASSY
Possible match (shared part number)Agco Corp Parts Opn
5330-00-890-5837M74044POSSIBLE MATCH
GASKET
Possible match (shared part number)Itw Food Equipment Group Llc Dba Hobart Service
5945-01-084-997874044POSSIBLE MATCH
RELAY,ELECTROMAGNETIC
Possible match (shared part number)Hdt Expeditionary Systems Inc
5342-01-368-728974044POSSIBLE MATCH
CAP,FILLER OPENING
Possible match (shared part number)DP Manufacturing Inc.
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
74044
3/9Design control — primary reference
U.S. Government activity
74044
C/1Advisory reference — outside the item-of-supply concept
Mag Aerospace Industries, Llc Div Safran Cabins
Related Parts
2530-00-425-2804POSSIBLE MATCH
BRAKE SHOE
4D3273
2930-00-700-8560POSSIBLE MATCH
SEAL ASSY
74984754
5330-00-890-5837POSSIBLE MATCH
GASKET
M74044
5945-01-084-9978POSSIBLE MATCH
RELAY,ELECTROMAGNETIC
74044
5342-01-368-7289POSSIBLE MATCH
CAP,FILLER OPENING
74044
Frequently Asked Questions
What is NSN 1680-00-302-4236?
NSN 1680-00-302-4236 is a Spacer,seat Bottom, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
What NSN replaces 1680-00-302-4236?
5 possible matches (shared part number, not a government interchangeability claim): 2530-00-425-2804, 2930-00-700-8560, 5330-00-890-5837. Verify interchangeability with system specifications before substitution.
Is NSN 1680-00-302-4236 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.
What is the DEMIL code for NSN 1680-00-302-4236?
NSN 1680-00-302-4236 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.