The Valve,check, cataloged under National Stock Number 4820-01-232-0483, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. Government technical data includes 15 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-232-0483 |
| Primary Part Number | 1-HP2-4359 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Hdt Expeditionary Systems Inc |
| Status | ACTIVE |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Nominal Thread Size | 0.125 INCHES SECOND END IN |
| Nominal Thread Size | 0.125 INCHES FIRST END IN |
| Flow Control Device | POPPET |
| Connection Style | PLAIN, OPTIONAL END (PIPE) FIRST END |
| Valve Operation Method | AUTOMATIC |
| Connection Style | PLAIN (PIPE) SECOND END |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Series Designator | NPTF FIRST END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Thread Series Designator | NPTF SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Material | COPPER ALLOY BODY |
| Style Designator | STRAIGHT THRU |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8227063-01 | Warner Robins Air Logistics Center (USA) |
| T0655A | Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA) |
| T0655A | Drs Environmental Systems Inc (USA) |
| 1-HP2-4359 PRIMARY | Hdt Expeditionary Systems Inc (USA) |
| 8227063 | Warner Robins Air Logistics Center (USA) |
| P356 PRIMARY | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
NSN 4820-01-232-0483 is a Valve,check, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-232-0483 has 6 cross-referenced part numbers: 8227063-01 (Warner Robins Air Logistics Center), T0655A (Engineered Air Systems, Inc. Dba Drs Sustainment Systems), T0655A (Drs Environmental Systems Inc), 1-HP2-4359 (Hdt Expeditionary Systems Inc), 8227063 (Warner Robins Air Logistics Center) and 1 more.
There are 2 known substitutes for 4820-01-232-0483: 5310-00-209-0691, 2940-01-011-9260. Verify interchangeability with system specifications before substitution.
Key specifications for 1-HP2-4359: Connection Type: THREADED INTERNAL PIPE FIRST END; Nominal Thread Size: 0.125 INCHES SECOND END IN; Nominal Thread Size: 0.125 INCHES FIRST END IN; Flow Control Device: POPPET. 15 total characteristics are documented in the Federal Logistics Information System.