The Valve,globe, cataloged under National Stock Number 4820-01-702-7256, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Flowserve Us Company Div Flow Control Division. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-702-7256 |
| Primary Part Number | 644823.001 |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Flowserve Us Company Div Flow Control Division |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flange Face Design | PLAIN ALL ENDS |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | 316/316L ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | ASTM A-216-WCC ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 2.0 INCHES IN |
| Bonnet Type | PACKING RETAINING |
| Maximum Operating Temp | 662.00 FAHRENHEIT SINGLE RESPONSE DEGF |
| Bolt Hole Quantity | 8 ALL ENDS |
| Material | STEEL BODY |
| Material | STEEL CORROSION RESISTING SEAT |
| Valve Operation Method | MANUAL OR ELECTRIC MOTOR |
| 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 |
|---|---|
| PQNJ53217 | Pro-Quip Inc (USA) |
| 644823.001 PRIMARY | Flowserve Us Company Div Flow Control Division (USA) |
| Reference | Meaning |
|---|---|
| 644823 | D/9 Drawing number reference only Flowserve Us Company Div Flow Control Division |
NSN 4820-01-702-7256 is a Valve,globe, manufactured by Flowserve Us Company Div Flow Control Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-702-7256 has 2 manufacturer part numbers on file: PQNJ53217 (Pro-Quip Inc), 644823.001 (Flowserve Us Company Div Flow Control Division).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-702-7383. Verify interchangeability with system specifications before substitution.
Key specifications for 644823.001: Flow Control Device: POPPET; Flange Shape: ROUND WITH HOLES ALL ENDS; Flange Face Design: PLAIN ALL ENDS; Connection Type: FLANGE ALL ENDS. 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.