The Keeper Assembly, cataloged under National Stock Number 1680-01-143-8015, 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2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 1680-01-143-8015 |
| Item Name | Keeper Assembly |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT ACCESSORY EQUIPMENT |
| General Characteristics Item Description | MATERIALS:HOUSING AND ADJUSTING NUT 4340 PER AMS6415,EYE BOLT 4330M PERBMS 7-122,PIN 302 CRES PER QQ-W-423,RETAINING PLATE 302 CRES PER QQ-S-766,BALL 440C CRES RC58-62 PER QQ-S-763,SPRING 17-7PH/302 CRES PER AMS5673/QQ-S-763;HEAT TREAT 4330M TO 220-240 KSI PER BAC5617,17-7PH TO CH900 PER AMS5673,4340 TO 150-170 KSI PER BAC5617;FINISH:4330M CADMIUM-TITANIUM PER BAC5804 0.0003 TO 0.0005 THICK CRES-PASSIVATE PER QQ-P-35,4340-CAD PLATE PER QQ-P-416,TYPE II,CLASS 3,ADJUSTING NUT-DRY FILM LUBE PER MIL-L-8937;CAPABLE OF OPERATING IN A TEMPERATURE ENVIRONMENT OF -60FTO 300F DEGREES;FATIGUE LIFE 500 POUNDS TO 5,000 POUNDS FOR 100,000 CYCLES WITH 95 PERCENT CONFIDENCE AND 95 PERCENT RELIABILITY;MAGNETIC PARTICLE INSPECT:4330M PER BAC5424,CLASS A NON-CRITICAL,4340 PER BAC5424,CLASS C 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 |
|---|---|
| 9382 | 3/2 Design control — primary reference U.S. Government activity |
| 458-58099-1 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 1680-01-143-8015 is a Keeper Assembly, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 3040-01-232-8424, 6515-01-276-6825, 5305-01-513-2389. Verify interchangeability with system specifications before substitution.
Key specifications for 1680-01-143-8015: FSC Application Data: AIRCRAFT ACCESSORY EQUIPMENT; General Characteristics Item Description: MATERIALS:HOUSING AND ADJUSTING NUT 4340 PER AMS6415,EYE BOLT 4330M PERBMS 7-122,PIN 302 CRES PER QQ-W-423,RETAINING PLATE 302 CRES PER QQ-S-766,BALL 440C CRES RC58-62 PER QQ-S-763,SPRING 17-7PH/302 CRES PER AMS5673/QQ-S-763;HEAT TREAT 4330M TO 220-240 KSI PER BAC5617,17-7PH TO CH900 PER AMS5673,4340 TO 150-170 KSI PER BAC5617;FINISH:4330M CADMIUM-TITANIUM PER BAC5804 0.0003 TO 0.0005 THICK CRES-PASSIVATE PER QQ-P-35,4340-CAD PLATE PER QQ-P-416,TYPE II,CLASS 3,ADJUSTING NUT-DRY FILM LUBE PER MIL-L-8937;CAPABLE OF OPERATING IN A TEMPERATURE ENVIRONMENT OF -60FTO 300F DEGREES;FATIGUE LIFE 500 POUNDS TO 5,000 POUNDS FOR 100,000 CYCLES WITH 95 PERCENT CONFIDENCE AND 95 PERCENT RELIABILITY;MAGNETIC PARTICLE INSPECT:4330M PER BAC5424,CLASS A NON-CRITICAL,4340 PER BAC5424,CLASS C 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 1680-01-143-8015 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.