The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-220-3572, 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 10 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-220-3572 |
| Primary Part Number | 2021000P51M |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| Status | ACTIVE |
| Media for Which Designed | AIR |
| First Connection Face to Centerline Distance | 3.438 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Second Connection Face to Centerline Distance | 3.438 INCHES NOMINAL IN |
| Body Style | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS |
| Flow Control Device | DISK, CIRCULAR |
| Material | COPPER ALLOY BODY |
| Criticality Code Justification | ZZZY |
| Temp Adjustability | NOT ADJUSTABLE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2021000P51M | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 20210P51M | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 20210 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
NSN 4820-01-220-3572 is a Valve,relief,pressure and Temper, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-220-3572 has 3 cross-referenced part numbers: 2021000P51M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20210P51M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20210 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
There are 12 known substitutes for 4820-01-220-3572: 4310-00-168-8725, 5935-00-216-7435, 5915-00-393-1813 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2021000P51M: Media for Which Designed: AIR; First Connection Face to Centerline Distance: 3.438 INCHES NOMINAL IN; End Connection Quantity: 2; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 10 total characteristics are documented in the Federal Logistics Information System.