The Valve,radiator,heating, cataloged under National Stock Number 4520-00-277-7507, 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 Crane Co Div Valve Div. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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 | 4520-00-277-7507 |
| Primary Part Number | 4270 |
| Item Name | Valve,radiator,heating |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Material | COPPER ALLOY 922 FLOW CONTROL DEVICE |
| Material | COPPER ALLOY 922 STEM |
| Material | COPPER ALLOY 922 SEAT |
| First End Thread Direction | RIGHT-HAND |
| Flow Control Device | DISK, TOP GUIDED |
| End Connection Quantity | 2 |
| Body Style | STRAIGHT THRU |
| Second End Relationship with First End | NOT IDENTICAL |
| Second End Nominal Pipe Size Accommodated | 0.750 INCHES IN |
| First End Connection Type | THREADED INTERNAL PIPE |
| Valve Operation Method | WHEEL |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Second End Style Designator | PLAIN |
| First End Style Designator | PLAIN |
| First End Nominal Pipe Size Accommodated | 0.750 INCHES IN |
| Second End Thread Direction | RIGHT-HAND |
| Second End Connection Type | THREADED EXTERNAL PIPE |
| Material | COPPER ALLOY 922 BODY |
| Media for Which Designed | STEAM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4270 | Crane Co Div Valve Div (USA) |
| FIGURE4270 | Crane Co Div Valve Div (USA) |
NSN 4520-00-277-7507 is a Valve,radiator,heating, manufactured by Crane Co Div Valve Div, classified under FSC 4520 (No Item Name Available). Status: active.
NSN 4520-00-277-7507 has 2 cross-referenced part numbers: 4270 (Crane Co Div Valve Div), FIGURE4270 (Crane Co Div Valve Div).
There are 12 known substitutes for 4520-00-277-7507: 5342-00-036-3174, 4520-00-277-7504, 4520-00-277-7506 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4270: Material: COPPER ALLOY 922 FLOW CONTROL DEVICE; Material: COPPER ALLOY 922 STEM; Material: COPPER ALLOY 922 SEAT; First End Thread Direction: RIGHT-HAND. 19 total characteristics are documented in the Federal Logistics Information System.