The Parts Kit,gear Box, cataloged under National Stock Number 1680-00-677-6253, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Parts Kit,gear Box |
| FSC / FSG | 1680 — Miscellaneous Aircraft Accessories and Components (FSG 16) |
| Manufacturers | Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc (CAGE 48ZY0) |
| Parameter | Value |
|---|---|
| NSN | 1680-00-677-6253 |
| Primary Part Number | K125 |
| Item Name | Parts Kit,gear Box |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| K125 PRIMARY | Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc (USA) |
| Reference | Meaning |
|---|---|
| K125 | 5/9 Secondary reference Kilgore Flares Company Llc |
| K125 | 3/9 Design control — primary reference Alliant Techsystems Operations Llc Div Defense Electronic Systems |
| K125 | 5/9 Secondary reference U.S. Government activity |
NSN 1680-00-677-6253 is a Parts Kit,gear Box, manufactured by Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-00-677-6253 has 1 manufacturer part number on file: K125 (Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc).
3 possible matches (shared part number, not a government interchangeability claim): 5975-00-961-7823, 6515-01-244-6506, 5120-01-361-9620. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1680-00-677-6253 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.