The Valve,safety Relief, cataloged under National Stock Number 4820-01-130-3600, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-130-3600 |
| Primary Part Number | 9974D41M |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| Status | ACTIVE |
| Flange Shape | ROUND ALL ENDS |
| Material Document and Classification | QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Disk Loading Method | SPRING |
| Material Document and Classification | QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Material | COPPER ALLOY SEAT |
| Media for Which Designed | AIR FIRST RESPONSE |
| Adjustable Pressure Range | +20.0 TO 24.0 POUNDS PER SQUARE INCH LBS |
| Valve Size | 1.500 INCHES IN |
| Maximum Operating Temp | 425.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Valve Operation Method | AUTOMATIC |
| Material | COPPER ALLOY BODY |
| First Connection Face to Centerline Distance | 4.750 INCHES IN |
| Nominal Outside Diameter | 5.062 INCHES ALL ENDS IN |
| Flow Control Device | DISK |
| Nominal Thickness | 0.438 INCHES ALL ENDS IN |
| Bonnet Type | INSIDE SPRING |
| Material Document and Classification | QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Style Designator | ANGLE |
| Material | STEEL COMP 316 STEM |
| Second Connection Face to Centerline Distance | 4.750 INCHES IN |
| Connection Type | FLANGE ALL ENDS |
| Media for Which Designed | STEAM SECOND RESPONSE |
| Bonnet Attachment Method | BOLTED |
| Flange Face Design | PLAIN ALL ENDS |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-130-3600 is a Valve,safety Relief, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-130-3600 has 3 cross-referenced part numbers: 9974D41M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 9171D41M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 9171 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
There are 7 known substitutes for 4820-01-130-3600: 5140-00-106-5616, 1075-00-383-8284, 6130-00-669-6043 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 9974D41M: Flange Shape: ROUND ALL ENDS; Material Document and Classification: QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY; Disk Loading Method: SPRING; Material Document and Classification: QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT. 26 total characteristics are documented in the Federal Logistics Information System.