The Valve,safety Relief, cataloged under National Stock Number 4820-00-460-2212, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-460-2212 |
| Primary Part Number | 1-4 FIG230-1350 PSIG |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Nominal Pipe Size Accommodated | 0.250 INCHES FIRST END IN |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Style Designator | ANGLE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Adjustable Pressure Range | +300.0 TO 1500.0 POUNDS PER SQUARE INCH LBS |
| Bonnet Type | INSIDE SCREW |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Maximum Operating Temp | 180.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Disk Loading Method | SPRING |
| Bonnet Attachment Method | INTEGRAL |
| Media for Which Designed | GAS, INERT SECOND RESPONSE |
| Media for Which Designed | AIR FIRST RESPONSE |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | NPT FIRST END |
| Opening Pressure Setting | 1350.0 POUNDS PER SQUARE INCH LBS |
| Valve Discharge Flow Rate | 85.0 POUNDS PER HOUR LBS |
| 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 |
|---|---|
| 1-4 FIG230-1350 PSIG PRIMARY | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| FIG230K1350 PRIMARY | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 37027968 PRIMARY | Ingersoll-Rand Company Dba Rotary Compressor Division (USA) |
| Reference | Meaning |
|---|---|
| X1396T32-1350 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| X1396T32-1350 | 5/9 Secondary reference U.S. Government activity |
| 230N1350-1-4 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| X1396T32-1350 | 5/9 Secondary reference Ingersoll-Rand Company Dba Rotary Compressor Division |
NSN 4820-00-460-2212 is a Valve,safety Relief, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-460-2212 has 3 manufacturer part numbers on file: 1-4 FIG230-1350 PSIG (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), FIG230K1350 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 37027968 (Ingersoll-Rand Company Dba Rotary Compressor Division).
Key specifications for 1-4 FIG230-1350 PSIG: Flow Control Device: DISK; Nominal Pipe Size Accommodated: 0.250 INCHES FIRST END IN; Connection Style: PLAIN (PIPE) FIRST END; Connection Type: THREADED EXTERNAL PIPE FIRST END. 21 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.