FSC: 1680 — Miscellaneous Aircraft Accessories and Components
FSG: 16 — Aircraft Components and Accessories
General Description
The Pad,cushioning, cataloged under National Stock Number 1680-01-668-3603, 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Components) of the Aircraft Components and Accessories group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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
Pad,cushioning
FSC / FSG
1680 — Miscellaneous Aircraft Accessories and Components (FSG 16)
Technical Specifications
Parameter
Value
NSN
1680-01-668-3603
Item Name
Pad,cushioning
FSC / FSG
1680 / 16 — Miscellaneous Aircraft Accessories and Components
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
1680-01-668-3613MC210001-46POSSIBLE MATCH
PAD,CUSHIONING
Possible match (shared part number)The Boeing Company Div Defense
1680-01-668-3615MC210001-73POSSIBLE MATCH
PAD,CUSHIONING
Possible match (shared part number)The Boeing Company Div Defense
5305-01-668-5759MC210001-64POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)The Boeing Company Div Defense
5305-01-668-5762MC210001-55POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)The Boeing Company Div Defense
5305-01-668-5805MC210001-38POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)The Boeing Company Div Defense
5310-01-668-6237MC210001-79POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)The Boeing Company Div Defense
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
MC210001
D/9Drawing number reference only
U.S. Government activity
MC210001-60
3/2Design control — primary reference
U.S. Government activity
Related Parts
1680-01-668-3613POSSIBLE MATCH
PAD,CUSHIONING
MC210001-46
1680-01-668-3615POSSIBLE MATCH
PAD,CUSHIONING
MC210001-73
5305-01-668-5759POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
MC210001-64
5305-01-668-5762POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
MC210001-55
5305-01-668-5805POSSIBLE MATCH
SCREW,MACHINE
MC210001-38
5310-01-668-6237POSSIBLE MATCH
WASHER,FLAT
MC210001-79
Frequently Asked Questions
What is NSN 1680-01-668-3603?
NSN 1680-01-668-3603 is a Pad,cushioning, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
What NSN replaces 1680-01-668-3603?
6 possible matches (shared part number, not a government interchangeability claim): 1680-01-668-3613, 1680-01-668-3615, 5305-01-668-5759. Verify interchangeability with system specifications before substitution.
Is NSN 1680-01-668-3603 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.