The Valve,safety Relief, cataloged under National Stock Number 4820-01-102-6980, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Lourdes Industries, Inc.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-102-6980 |
| Primary Part Number | L80225 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Lourdes Industries, Inc. |
| Status | ACTIVE |
| Flange Shape | HEXAGON ALL ENDS |
| Flange Face Design | PLAIN ALL ENDS |
| Nominal Length | 0.450 INCHES ALL ENDS IN |
| Connection Type | FLANGE ALL ENDS |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 16 ALL ENDS |
| Thread Series Designator | UNF ALL ENDS |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 12286867 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| L80225 PRIMARY | Lourdes Industries, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 747V1300 | 5/9 Secondary reference Grimes Aerospace Co |
| 4820011026980 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 747V130001 | 5/9 Secondary reference Grimes Aerospace Co |
NSN 4820-01-102-6980 is a Valve,safety Relief, manufactured by Lourdes Industries, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-102-6980 has 2 manufacturer part numbers on file: 12286867 (U S Army Tank Automotive Command Amsta-Im-Mm), L80225 (Lourdes Industries, Inc.).
Key specifications for L80225: Flange Shape: HEXAGON ALL ENDS; Flange Face Design: PLAIN ALL ENDS; Nominal Length: 0.450 INCHES ALL ENDS IN; Connection Type: FLANGE ALL ENDS. 8 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 4820-01-102-6980 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.