The Gas Check,gasket, cataloged under National Stock Number 1320-00-039-0147, is classified within Federal Supply Class 1320 (Ammunition, Over 125mm) of the Ammunition and Explosives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1320-00-039-0147 |
| Primary Part Number | 584261 |
| Item Name | Gas Check,gasket |
| FSC / FSG | 1320 / 13 — Ammunition, Over 125mm |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| General Characteristics Item Description | GRADE C LEAD PIG AND SOFT ANNEALED COPPER FLAT;1.805 IN.DIA;0.195 IN.THICK;USED ON 5 INCH 38 CALIBER AND 5 INCH 54 CALIBER PROJECTILES IN |
| Unable to Decode | UNABLE TO DECODE |
| Gross Weight | 30.0 SHIPPING CONTAINER POUNDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 584261 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 330173-5,6 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 41412-29-30 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 1320-00-039-0147 is a Gas Check,gasket, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1320, Ammunition, Over 125mm. Status: active.
NSN 1320-00-039-0147 has 3 manufacturer part numbers on file: 584261 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 330173-5,6 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 41412-29-30 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 5895-00-716-0116. Verify interchangeability with system specifications before substitution.
Key specifications for 584261: General Characteristics Item Description: GRADE C LEAD PIG AND SOFT ANNEALED COPPER FLAT;1.805 IN.DIA;0.195 IN.THICK;USED ON 5 INCH 38 CALIBER AND 5 INCH 54 CALIBER PROJECTILES IN; Unable to Decode: UNABLE TO DECODE; End Item Identification: 1320010111474; Gross Weight: 30.0 SHIPPING CONTAINER POUNDS. 3 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 1320-00-039-0147 has DEMIL Code B. 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.