FSC: 1680 — Miscellaneous Aircraft Accessories and Components
FSG: 16 — Aircraft Components and Accessories
General Description
The Spider,differential, cataloged under National Stock Number 1680-00-987-7693, 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Components) of the Aircraft Components and Accessories group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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
Spider,differential
FSC / FSG
1680 — Miscellaneous Aircraft Accessories and Components (FSG 16)
Technical Specifications
Parameter
Value
NSN
1680-00-987-7693
Item Name
Spider,differential
FSC / FSG
1680 / 16 — Miscellaneous Aircraft Accessories and Components
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3020-01-235-0069216830POSSIBLE MATCH
GEAR,SPUR
Possible match (shared part number)Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5330-01-294-929621683POSSIBLE MATCH
SEAL,PLAIN
Possible match (shared part number)Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
4210-01-338-1699POSSIBLE MATCH
NOZZLE,WATER FOG
Possible match (shared part number)
4210-01-348-6082POSSIBLE MATCH
TIP,NOZZLE,FIRE HOSE
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
2-1683
5/9Secondary reference
Tally Printer Corporation
216830
3/9Design control — primary reference
Tally Printer Corporation
Related Parts
3020-01-235-0069POSSIBLE MATCH
GEAR,SPUR
216830
5330-01-294-9296POSSIBLE MATCH
SEAL,PLAIN
21683
4210-01-338-1699POSSIBLE MATCH
NOZZLE,WATER FOG
4210-01-348-6082POSSIBLE MATCH
TIP,NOZZLE,FIRE HOSE
Frequently Asked Questions
What is NSN 1680-00-987-7693?
NSN 1680-00-987-7693 is a Spider,differential, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
What NSN replaces 1680-00-987-7693?
4 possible matches (shared part number, not a government interchangeability claim): 3020-01-235-0069, 5330-01-294-9296, 4210-01-338-1699. Verify interchangeability with system specifications before substitution.
Is NSN 1680-00-987-7693 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 1680-00-987-7693?
NSN 1680-00-987-7693 has DEMIL Code Q. 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.