The Firing Kit,canister, cataloged under National Stock Number 1420-01-282-1237, is classified within Federal Supply Class 1420 (Guided Missile Components) of the Guided Missiles group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1420-01-282-1237 |
| Primary Part Number | 1657AS1302-4 |
| Item Name | Firing Kit,canister |
| FSC / FSG | 1420 / 14 — Guided Missile Components |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| General Characteristics Item Description | LAUNCH,HARPOON,GRAY,INITIATOR 642AS0985-1,SEPERATION BOLT 642AS1157-3 ALT 1157-1/-2,LANYARD PROTECTION ASSY 642AS1166,2 END CLOSURE ASSYS 642AS1316-4,KIT,SUPPORT 1657AS1321-1,CABLE ASSY 642AS0524-2,CABLE ASSY 642AS0575-2,36.00 IN. LG,36.00 IN. W,36.00 IN. H,PKGAS REQUIRED IN |
| Hazardous Material Classification Code | I COAST GUARD CLASS AND 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION AND F DEPARTMENT OF TRANSPORTATION CLASS AND I FIREFIGHTING GROUP AND S STORAGE COMPATIBILITY GROUP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) I COAST GUARD CLASS AND 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION AND F DEPARTMENT OF TRANSPORTATION CLASS AND I FIREFIGHTING GROUP AND S STORAGE COMPATIBILITY GROUP |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 1657AS1302-4 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| AS4111 | 7/1 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 1420-01-282-1237 is a Firing Kit,canister, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 1420, Guided Missile Components. Status: active.
NSN 1420-01-282-1237 has 1 manufacturer part number on file: 1657AS1302-4 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1657AS1302-4: General Characteristics Item Description: LAUNCH,HARPOON,GRAY,INITIATOR 642AS0985-1,SEPERATION BOLT 642AS1157-3 ALT 1157-1/-2,LANYARD PROTECTION ASSY 642AS1166,2 END CLOSURE ASSYS 642AS1316-4,KIT,SUPPORT 1657AS1321-1,CABLE ASSY 642AS0524-2,CABLE ASSY 642AS0575-2,36.00 IN. LG,36.00 IN. W,36.00 IN. H,PKGAS REQUIRED IN; Hazardous Material Classification Code: I COAST GUARD CLASS AND 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION AND F DEPARTMENT OF TRANSPORTATION CLASS AND I FIREFIGHTING GROUP AND S STORAGE COMPATIBILITY GROUP. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). The government record also carries hazard data: DOT hazard class, UN number, or related classification fields. Special handling, storage, and shipping requirements apply per the cited government fields.
NSN 1420-01-282-1237 has DEMIL Code G. 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.