The Valve,vacuum Breaking, cataloged under National Stock Number 4820-00-531-4192, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hamilton Sundstrand Corporation. Government technical data includes 8 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-531-4192 |
| Primary Part Number | 56263 |
| Item Name | Valve,vacuum Breaking |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Hamilton Sundstrand Corporation |
| Status | ACTIVE |
| Material | ALUMINUM BODY |
| Temp Adjustability | NOT ADJUSTABLE |
| First End Connection Type | THREADED EXTERNAL TUBE |
| End Connection Quantity | 1 |
| Flow Control Device | ANY ACCEPTABLE |
| First End Thread Direction | RIGHT-HAND |
| First End Thread Class | 3A A |
| First End Style Designator | FLARED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| P34-262-1PSIG | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| 56263 PRIMARY | Hamilton Sundstrand Corporation (USA) |
NSN 4820-00-531-4192 is a Valve,vacuum Breaking, manufactured by Hamilton Sundstrand Corporation, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-531-4192 has 2 cross-referenced part numbers: P34-262-1PSIG (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 56263 (Hamilton Sundstrand Corporation).
There are 3 known substitutes for 4820-00-531-4192: 6685-00-424-5726, 3110-01-129-4395, 9340-01-280-3411. Verify interchangeability with system specifications before substitution.
Key specifications for 56263: Material: ALUMINUM BODY; Temp Adjustability: NOT ADJUSTABLE; First End Connection Type: THREADED EXTERNAL TUBE; End Connection Quantity: 1. 8 total characteristics are documented in the Federal Logistics Information System.