The Valve,safety Relief, cataloged under National Stock Number 4820-01-407-7518, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-407-7518 |
| Primary Part Number | 12448881 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Operating Pressure | 3500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Valve Discharge Flow Rate | 30.0 GALLONS PER MINUTE |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| RCSK16732 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12448881 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 31VS02A-D7-P | Muncie Power Products Inc (USA) |
| RCSK16732 PRIMARY | Am General Llc (USA) |
NSN 4820-01-407-7518 is a Valve,safety Relief, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-407-7518 has 4 manufacturer part numbers on file: RCSK16732 (U S Army Tank Automotive Command Amsta-Im-Mm), 12448881 (U S Army Tank Automotive Command Amsta-Im-Mm), 31VS02A-D7-P (Muncie Power Products Inc), RCSK16732 (Am General Llc).
Key specifications for 12448881: Operating Pressure: 3500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Special Features: ADJUSTABLE; Media for Which Designed: AIR SINGLE RESPONSE; End Item Identification: 2320-01-383-3850. 4 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.
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.