The Latch Assembly,fan Duct, cataloged under National Stock Number 1680-01-143-8012, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 1680-01-143-8012 |
| Item Name | Latch Assembly,fan Duct |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT ACCESSORY EQUIPMENT |
| General Characteristics Item Description | HOOK MADE FROM ALLOY STEEL,4340 MOD VAC,MELT 300M PER MIL-S-8844 CLASS 3;HANDLE,TRIGGER AND WASHER PLATES MADE FROM CRES 17-7PH PER AMS5528;RIVETS AND BUSHINGS P/N CRES MADE FROM CRES 17-4PH PER AMS5528;SPRING MADE FROM CRES 17-7PH PER AMS5673;HEAT TREAT ALLOY STEEL PER 270/300 KSI PER BAC5617,CRES17-4PH,H900 PER BAC5619,CRES 17-7PH SPRINGS CH900 PER AMS5673,CRES 17-7PH TH1050;FINISH PER CADMIUM-TITANIUM ALLOYPLATE PER BAC5804,CAD PLATE PER QQ-P-416 TYPE II,CLASS 2;TRIGGER WILL REMAINCLOSED UNDER MINIMUM UNIFORM LOAD OF 6.75 POUNDS PER SQUARE INCH OF ITS INNER SURFACE;CAPABLE OF OPERATING IN A TEMPERATURE ENVIRONMENT OF -60F TO 300F;LATCH FINISH SHALL BE SKYDROL RESISTANT LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 9376 | 3/2 Design control — primary reference U.S. Government activity |
| 458-50010-1 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 1680-01-143-8012 is a Latch Assembly,fan Duct, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-162-8894, 5910-01-275-4877. Verify interchangeability with system specifications before substitution.
Key specifications for 1680-01-143-8012: FSC Application Data: AIRCRAFT ACCESSORY EQUIPMENT; General Characteristics Item Description: HOOK MADE FROM ALLOY STEEL,4340 MOD VAC,MELT 300M PER MIL-S-8844 CLASS 3;HANDLE,TRIGGER AND WASHER PLATES MADE FROM CRES 17-7PH PER AMS5528;RIVETS AND BUSHINGS P/N CRES MADE FROM CRES 17-4PH PER AMS5528;SPRING MADE FROM CRES 17-7PH PER AMS5673;HEAT TREAT ALLOY STEEL PER 270/300 KSI PER BAC5617,CRES17-4PH,H900 PER BAC5619,CRES 17-7PH SPRINGS CH900 PER AMS5673,CRES 17-7PH TH1050;FINISH PER CADMIUM-TITANIUM ALLOYPLATE PER BAC5804,CAD PLATE PER QQ-P-416 TYPE II,CLASS 2;TRIGGER WILL REMAINCLOSED UNDER MINIMUM UNIFORM LOAD OF 6.75 POUNDS PER SQUARE INCH OF ITS INNER SURFACE;CAPABLE OF OPERATING IN A TEMPERATURE ENVIRONMENT OF -60F TO 300F;LATCH FINISH SHALL BE SKYDROL RESISTANT LBS; End Item Identification: KC135 A/C AIRCRAFT. 2 specifications are 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.
NSN 1680-01-143-8012 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.