The Valve,check, cataloged under National Stock Number 4820-01-174-2971, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-174-2971 |
| Primary Part Number | 9976M96P05 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Nominal Length | 2.100 INCHES FIRST END IN |
| Bolt Circle Nominal Diameter | 1.600 INCHES FIRST END IN |
| Supplementary Features | APPL TO F101-F110 ENGINE |
| Connection Type | FLANGE FIRST END |
| Style Designator | STRAIGHT THRU |
| Bolt Hole Nominal Diameter | 0.230 INCHES FIRST END IN |
| Operating Pressure | 50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Disk Loading Method | SPRING |
| Valve Operation Method | AUTOMATIC |
| 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 |
|---|---|
| 9976M96P04 | General Electric Company (USA) |
| 9976M96P05 PRIMARY | General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp (USA) |
| 9976M96P05 | General Electric Company (USA) |
| 9976M96P04 | General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp (USA) |
| Reference | Meaning |
|---|---|
| B1548-06-6 | 5/9 Secondary reference U.S. Government activity |
| B1744-01 | 5/2 Secondary reference U.S. Government activity |
| 9976M96P04 | 5/9 Secondary reference U.S. Government activity |
| CV02-18 | 5/9 Secondary reference U.S. Government activity |
| 9976M96P05 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-174-2971 is a Valve,check, manufactured by General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-174-2971 has 4 manufacturer part numbers on file: 9976M96P04 (General Electric Company), 9976M96P05 (General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp), 9976M96P05 (General Electric Company), 9976M96P04 (General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp).
Key specifications for 9976M96P05: Flow Control Device: POPPET; Nominal Length: 2.100 INCHES FIRST END IN; Bolt Circle Nominal Diameter: 1.600 INCHES FIRST END IN; Supplementary Features: APPL TO F101-F110 ENGINE. 10 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.