The Valve,angle, cataloged under National Stock Number 4820-01-137-1622, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Crane Co Div Valve Div. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-137-1622 |
| Primary Part Number | 223 1/2H |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Flow Control Device | PLUG |
| Connection Style | PLAIN,OPTIONAL END(PIPE) SECOND END |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Style Designator | ANGLE |
| Bonnet Type | INSIDE SCREW |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Bonnet Attachment Method | THREADED |
| Material | STEEL BODY |
| Thread Series Designator | NPTF SECOND END |
| Thread Series Designator | NPTF FIRST END |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8762772 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 223 1/2H PRIMARY | Crane Co Div Valve Div (USA) |
| N1572 PRIMARY | Kerotest Manufacturing Corp. (USA) |
| Reference | Meaning |
|---|---|
| N1572 | 5/9 Secondary reference Desco Corp Marsh Bellofram Div |
| 4820011371622 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 4820-01-137-1622 is a Valve,angle, manufactured by Crane Co Div Valve Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-137-1622 has 3 manufacturer part numbers on file: 8762772 (U S Army Tank Automotive Command Amsta-Im-Mm), 223 1/2H (Crane Co Div Valve Div), N1572 (Kerotest Manufacturing Corp.).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-198-5723. Verify interchangeability with system specifications before substitution.
Key specifications for 223 1/2H: Flow Control Device: PLUG; Connection Style: PLAIN,OPTIONAL END(PIPE) SECOND END; Connection Type: THREADED INTERNAL PIPE SECOND END; Connection Type: THREADED EXTERNAL PIPE FIRST END. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.