The Cap Assembly,oil Tank, cataloged under National Stock Number 1680-01-040-2182, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 1680-01-040-2182 |
| Item Name | Cap Assembly,oil Tank |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Status | ACTIVE |
| General Characteristics Item Description | 0.280 IN. MIN,0.287 IN. MAX DIA 12 HOLES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 459-36 | 3/2 Design control — primary reference U.S. Government activity |
| 751381-103 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 1680-01-040-2182 is a Cap Assembly,oil Tank, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
5 possible matches (shared part number, not a government interchangeability claim): 4710-01-408-5660, 6515-01-506-8738, 5120-01-539-4372. Verify interchangeability with system specifications before substitution.
Key specifications for 1680-01-040-2182: General Characteristics Item Description: 0.280 IN. MIN,0.287 IN. MAX DIA 12 HOLES IN; End Item Identification: EP-3B AIRCRAFT. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.