The Valve,radiator,heating, cataloged under National Stock Number 4520-00-222-3480, 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-222-3480 |
| 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 |
| Flow Control Device | DISK, TOP GUIDED |
| Valve Operation Method | WHEEL |
| Operating Pressure | 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Second End Thread Direction | RIGHT-HAND |
| First End Nominal Pipe Size Accommodated | 0.500 INCHES IN |
| First End Style Designator | PLAIN |
| First End Thread Direction | RIGHT-HAND |
| End Connection Quantity | 2 |
| Body Style | STRAIGHT THRU |
| Second End Nominal Pipe Size Accommodated | 0.500 INCHES IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Second End Connection Type | THREADED EXTERNAL PIPE |
| Second End Style Designator | PLAIN |
| First End Connection Type | THREADED INTERNAL PIPE |
| Material | COPPER ALLOY 922 AND COPPER ALLOY 836 SEAT |
| Material | COPPER ALLOY STEM |
| Nondefinitive Spec/std Data | 100 CLASS AND 1 PATTERN AND A STYLE AND 1/2 IN. SIZE AND 1 TYPE AND 1 SERVICE IN |
| Material | COPPER ALLOY 922 AND COPPER ALLOY 836 BODY |
| Media for Which Designed | STEAM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A-A-50456 PRIMARY | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| MILV18559TYPE1STYLEADESIGNBPAT1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 4520-00-222-3480 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 4520-00-222-3480 has 2 cross-referenced part numbers: A-A-50456 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), MILV18559TYPE1STYLEADESIGNBPAT1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 9 known substitutes for 4520-00-222-3480: 4520-00-204-0693, 4520-00-222-3475, 4520-00-222-3476 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for A-A-50456: Flow Control Device: DISK, TOP GUIDED; Valve Operation Method: WHEEL; Operating Pressure: 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Second End Thread Direction: RIGHT-HAND. 19 total characteristics are documented in the Federal Logistics Information System.