The Valve,safety Relief, cataloged under National Stock Number 4820-01-020-7102, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-020-7102 |
| Primary Part Number | N1362-4 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Connection Style | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Style Designator | CROSS |
| Operating Pressure | 2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Features Provided | PRESSURE TIGHT OUTLET SIDE |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.500 INCHES ALL ENDS IN |
| Disk Loading Method | SPRING |
| Surface Treatment | ANODIZE LOCATION NOT OTHERWISE SPECIFIED |
| Media for Which Designed | OIL SINGLE RESPONSE |
| Material | STEEL SEAT |
| Material | STEEL FLOW CONTROL DEVICE |
| Material | STEEL STEM |
| Material | ALUMINUM ALLOY BODY |
| Thread Series Designator | NPTF 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 |
|---|---|
| N1362-4 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division (USA) |
| Reference | Meaning |
|---|---|
| 1362-4 | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division |
| 989328 | D/9 Drawing number reference only Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division |
NSN 4820-01-020-7102 is a Valve,safety Relief, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-020-7102 has 1 manufacturer part number on file: N1362-4 (Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division).
1 possible match (shared part number, not a government interchangeability claim): 6610-01-420-7817. Verify interchangeability with system specifications before substitution.
Key specifications for N1362-4: Flow Control Device: POPPET; Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Style Designator: CROSS. 17 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.