The Valve,globe-Check, cataloged under National Stock Number 4820-01-455-8158, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-455-8158 |
| Primary Part Number | B-1221U-E-1.25IN |
| Item Name | Valve,globe-Check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Flange Shape | ROUND ALL ENDS |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Flange Face Design | PLAIN ALL ENDS |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Material Document and Classification | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | QQ-N-288 COMP A FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Valve Size | 1.250 INCHES IN |
| Bonnet Type | PACKING RETAINING |
| Nominal Outside Diameter | 4.625 INCHES ALL ENDS IN |
| Face to Face Distance | 5.750 INCHES IN |
| Material | COPPER ALLOY BODY |
| Material | NICKEL ALLOY STEM |
| Material | NICKEL ALLOY FLOW CONTROL DEVICE |
| Material | NICKEL ALLOY SEAT |
| Valve Operation Method | MANUAL |
| Nominal Thickness | 0.438 INCHES ALL ENDS 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 |
|---|---|
| FIG B-1221U-E-0125 | Hunt Valve Company, Inc. (USA) |
| B-1221U-E-1.25IN PRIMARY | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| B-1221U-E-1.25IN | 3/9 Design control — primary reference Pima Valve, Llc |
| FIG B-1221U-E-0125 | 5/9 Secondary reference Pima Valve, Llc |
NSN 4820-01-455-8158 is a Valve,globe-Check, manufactured by Hunt Valve Company, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-455-8158 has 2 manufacturer part numbers on file: FIG B-1221U-E-0125 (Hunt Valve Company, Inc.), B-1221U-E-1.25IN (Hunt Valve Company, Inc.).
Key specifications for B-1221U-E-1.25IN: Flow Control Device: DISK; Flange Shape: ROUND ALL ENDS; Furnished Items and Quantity: 1 HANDWHEEL; Flange Face Design: PLAIN 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.