The Valve,check, cataloged under National Stock Number 4820-00-153-0281, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Pall Aeropower Corporation. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-153-0281 |
| Primary Part Number | AB8915-1611D78 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Pall Aeropower Corporation |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 1.000 INCHES ALL ENDS IN |
| Disk Loading Method | SPRING |
| Thread Class | 2A ALL ENDS A |
| Thread Quantity Per Inch | 16 ALL ENDS |
| Material | ALUMINUM ALLOY OVERALL |
| Thread Series Designator | UN ALL ENDS |
| 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 |
|---|---|
| AB8915-1611D78 PRIMARY | Pall Aeropower Corporation (USA) |
NSN 4820-00-153-0281 is a Valve,check, manufactured by Pall Aeropower Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-153-0281 has 1 manufacturer part number on file: AB8915-1611D78 (Pall Aeropower Corporation).
Key specifications for AB8915-1611D78: Flow Control Device: POPPET; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS; Style Designator: STRAIGHT THRU; Thread Direction: RIGHT-HAND ALL ENDS. 11 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.