The Valve,angle, cataloged under National Stock Number 4820-01-289-8272, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Pima Valve, Llc. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-289-8272 |
| Primary Part Number | B-147-A-1.5 |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Pima Valve, Llc |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Flange Shape | ROUND WITH HOLES FIRST END |
| Flange Face Design | PLAIN FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Bolt Circle Nominal Diameter | 3.875 INCHES FIRST END IN |
| Supplementary Features | THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCES 30263 HAS INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984 |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | FLANGE FIRST END |
| Style Designator | ANGLE |
| Material Document and Classification | STM B147,ALLOY 8A ASSN STD SINGLE MATERIAL RESPONSE STEM A |
| Material Document and Classification | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material Document and Classification | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Bolt Hole Nominal Diameter | 0.625 INCHES FIRST END IN |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Features Provided | BONNET PACKING |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Thread Direction | RIGHT-HAND SECOND END |
| Nominal Thread Size | 1.500 INCHES SECOND END IN |
| Nominal Outside Diameter | 5.000 INCHES FIRST END IN |
| Bolt Hole Quantity | 4 FIRST END |
| Bonnet Attachment Method | BOLTED |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Material | COPPER ALLOY 922 OR COPPER ALLOY 836 BODY |
| Material | COPPER ALLOY 922 OR COPPER ALLOY 836 FLOW CONTROL DEVICE |
| Material | COPPER ALLOY 865 STEM |
| Thread Series Designator | NPT SECOND END |
| Valve Operation Method | MANUAL |
| Nominal Thickness | 0.500 INCHES FIRST END IN |
| 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 |
|---|---|
| B-147-A-1.5 PRIMARY | Pima Valve, Llc (USA) |
| B-147-A-1 1/2 PRIMARY | Pima Valve, Llc (USA) |
NSN 4820-01-289-8272 is a Valve,angle, manufactured by Pima Valve, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-289-8272 has 2 manufacturer part numbers on file: B-147-A-1.5 (Pima Valve, Llc), B-147-A-1 1/2 (Pima Valve, Llc).
Key specifications for B-147-A-1.5: Flow Control Device: DISK; Flange Shape: ROUND WITH HOLES FIRST END; Flange Face Design: PLAIN FIRST END; Connection Style: PLAIN (PIPE) SECOND END. 29 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.