The Valve,angle, cataloged under National Stock Number 4820-00-449-0702, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-449-0702 |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | DISKDISK |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| Connection Style | GASKET SEAL(BOSS) ALL ENDSGASKET SEAL(BOSS) ALL ENDS |
| Connection Type | THREADED INTERNAL BOSS ALL ENDSTHREADED INTERNAL BOSS ALL ENDS |
| Style Designator | ANGLE |
| Material Document and Classification | FEDSTD66 FED STD SINGLE MATERIAL RESPONSE BODY |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Operating Pressure | 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Features Provided | BONNET PACKINGBONNET PACKING |
| Bonnet Type | INSIDE SCREWINSIDE SCREW |
| Thread Direction | RIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.437 INCHES FIRST END0.437 INCHES FIRST END IN |
| Maximum Operating Temp | 250.0 FAHRENHEIT SINGLE RESPONSE250.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Mounting Facility | BULKHEADBULKHEAD |
| Surface Treatment | PASSIVATE |
| Bonnet Attachment Method | INTEGRALINTEGRAL |
| Thread Class | 3B ALL ENDS3B ALL ENDS |
| Material | STEEL COMP 303 BODY |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| Valve Operation Method | MANUALMANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 10292941 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
| SSTA2504T763 | 3/9 Design control — primary reference Dynatech Frontier Corp Sub of Dynatech Corp |
NSN 4820-00-449-0702 is a Valve,angle, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-00-449-0702: Flow Control Device: DISKDISK; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE; Connection Style: GASKET SEAL(BOSS) ALL ENDSGASKET SEAL(BOSS) ALL ENDS; Connection Type: THREADED INTERNAL BOSS ALL ENDSTHREADED INTERNAL BOSS ALL ENDS. 20 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.