The Valve,radiator,heating, cataloged under National Stock Number 4520-00-222-3481, 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 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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 | 4520-00-222-3481 |
| Primary Part Number | A-A-50456 |
| 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 | ACTIVE |
| Material | COPPER ALLOY STEM |
| Media for Which Designed | STEAM |
| Nondefinitive Spec/std Data | 100 CLASS AND 1 PATTERN AND A STYLE AND 3/4 IN. SIZE AND 1 TYPE AND 1 SERVICE IN |
| First End Style Designator | PLAIN |
| First End Nominal Pipe Size Accommodated | 0.750 INCHES IN |
| Second End Connection Type | THREADED EXTERNAL PIPE |
| End Connection Quantity | 2 |
| First End Thread Direction | RIGHT-HAND |
| Second End Nominal Pipe Size Accommodated | 0.750 INCHES IN |
| Valve Operation Method | WHEEL |
| Second End Style Designator | PLAIN |
| Flow Control Device | DISK, TOP GUIDED |
| Second End Thread Direction | RIGHT-HAND |
| First End Connection Type | THREADED INTERNAL PIPE |
| Body Style | STRAIGHT THRU |
| Operating Pressure | 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Second End Relationship with First End | NOT IDENTICAL |
| Material | COPPER ALLOY 922 AND COPPER ALLOY 836 BODY |
| Material | COPPER ALLOY 922 AND COPPER ALLOY 836 SEAT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A-A-50456 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| A50456-1A2 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| WWV160 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 4520-00-222-3481 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: active.
NSN 4520-00-222-3481 has 3 cross-referenced part numbers: A-A-50456 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A50456-1A2 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), WWV160 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 12 known substitutes for 4520-00-222-3481: 4520-00-204-0693, 4520-00-222-3475, 4520-00-222-3476 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for A-A-50456: Material: COPPER ALLOY STEM; Media for Which Designed: STEAM; Nondefinitive Spec/std Data: 100 CLASS AND 1 PATTERN AND A STYLE AND 3/4 IN. SIZE AND 1 TYPE AND 1 SERVICE IN; First End Style Designator: PLAIN. 19 total characteristics are documented in the Federal Logistics Information System.