The Valve,radiator,heating, cataloged under National Stock Number 4520-00-720-4736, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4520-00-720-4736 |
| Primary Part Number | A-50457-2C |
| Item Name | Valve,radiator,heating |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | CANCELLED |
| Material | COPPER ALLOY STEM |
| Media for Which Designed | STEAM |
| Second End Relationship with First End | NOT IDENTICAL |
| First End Nominal Pipe Size Accommodated | 1.000 INCHES IN |
| Body Style | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS |
| First End Style Designator | PLAIN |
| Second End Connection Type | THREADED EXTERNAL PIPE |
| Second End Style Designator | PLAIN |
| First End Thread Series Designator | NPT |
| Second End Thread Direction | RIGHT-HAND |
| End Connection Quantity | 2 |
| Operating Pressure | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Valve Operation Method | WHEEL |
| First End Connection Type | THREADED INTERNAL PIPE |
| Second End Thread Series Designator | NPT |
| First End Thread Direction | RIGHT-HAND |
| Second End Nominal Pipe Size Accommodated | 1.000 INCHES IN |
| Flow Control Device | DISK, TOP GUIDED |
| Material | COPPER ALLOY 922 AND COPPER ALLOY 836 SEAT |
| Material | COPPER ALLOY 922 AND COPPER ALLOY 836 BODY |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A-50457-2C | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| WW-V-160 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| WW-V-150 TY2STACL125SZ1SERVICE-1 | General Services Administration Federal Supply Service (USA) |
| R100A1 | Bellofram Corporation (USA) |
| R100A1 | Desco Corp Marsh Bellofram Div (USA) |
| A-A-50457 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
NSN 4520-00-720-4736 is a Valve,radiator,heating, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 4520 (No Item Name Available). Status: cancelled.
NSN 4520-00-720-4736 has 6 cross-referenced part numbers: A-50457-2C (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), WW-V-160 (Federal Specifications Promulgated by General Services Administration Washington DC), WW-V-150 TY2STACL125SZ1SERVICE-1 (General Services Administration Federal Supply Service), R100A1 (Bellofram Corporation), R100A1 (Desco Corp Marsh Bellofram Div) and 1 more.
There are 11 known substitutes for 4520-00-720-4736: 4520-00-204-0693, 4520-00-222-3475, 4520-00-222-3476 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for A-50457-2C: Material: COPPER ALLOY STEM; Media for Which Designed: STEAM; Second End Relationship with First End: NOT IDENTICAL; First End Nominal Pipe Size Accommodated: 1.000 INCHES IN. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 4520-00-720-4736 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.