The Valve,pressure Red,, cataloged under National Stock Number 4920-01-571-8392, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve,pressure Red, |
| FSC / FSG | 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment (FSG 49) |
| Manufacturers | Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering (CAGE 74QK6); B. W. Rogers Company (CAGE 4A407) |
| Parameter | Value |
|---|---|
| NSN | 4920-01-571-8392 |
| Primary Part Number | 289-002 |
| Item Name | Valve,pressure Red, |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 289-002 PRIMARY | Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering (USA) |
| PRH101S20 | B. W. Rogers Company (USA) |
| Reference | Meaning |
|---|---|
| 40011330 | 5/9 Secondary reference Baes Gcs Terrier Ssc 3 Project |
| 289-002 | 3/9 Design control — primary reference Risk Industries Llc Dba Pines Technology Div Headquarters |
NSN 4920-01-571-8392 is a Valve,pressure Red,, manufactured by Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-571-8392 has 2 manufacturer part numbers on file: 289-002 (Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering), PRH101S20 (B. W. Rogers Company).
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.