The Keeper,assembly,hook Latch, cataloged under National Stock Number 1680-01-474-4389, 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1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-474-4389 |
| Item Name | Keeper,assembly,hook Latch |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Status | ACTIVE |
| Thread Size and Series/type Designator | 0.3125-24 UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| K870355-001 | 7/2 Vendor item drawing reference U.S. Government activity |
| H3222-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1680-01-474-4389 is a Keeper,assembly,hook Latch, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
Key specifications for 1680-01-474-4389: Special Features: ASSEMBLY IS MOUNTED USING TWO 0.195-0.205 IN. DIA. HOLES 1.590 IN. ON CENTER OF FLANGE; FLANGE WIDTH 2.030 IN., HEIGHT 0.750 IN., THICKNESS 0.650 IN. INCLUDES HUB 0.300 IN. BY 0.500 IN. DIA.; ADJUSTER IS BUILT INTO FLANGE; 45 DEGREE ROTATION OF ADJUSTER EQUALS 0.0052 IN. LINEAR CLEVIS TRAVEL; MAX. DISTANCE FROM THREADED END TO FLANGE IS 0.650 IN.; MIN. DISTANCE FROM FLANGE TO END OF KEEPER 1.050 IN.; KEEPER ISRECTANGULAR IN SHAPE 0.700 IN. WIDTH IN; End Item Identification: SH-2G(A) SEASPRITE HELICOPTER G; Thread Size and Series/type Designator: 0.3125-24 UNIFIED NATIONAL JOINT FINE (UNJF). 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.