The Seat,valve, cataloged under National Stock Number 4820-00-756-9610, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is General Electric Company. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-756-9610 |
| Primary Part Number | 870B324-2 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 1.625 INCHES MINIMUM AND 1.627 INCHES MAXIMUM IN |
| Flange Diameter | 4.187 INCHES MINIMUM AND 4.188 INCHES MAXIMUM IN |
| Body Outside Diameter | 3.120 INCHES NOMINAL IN |
| Style Designator | PLAIN FLANGED |
| Body Inside Diameter | 2.156 INCHES MINIMUM AND 2.166 INCHES MAXIMUM IN |
| Seat Radius | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN |
| Under Flange Height | 1.873 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN |
| Seating Surface Shape | RADIAL |
| 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 |
|---|---|
| 870B324-2 PRIMARY | General Electric Company (USA) |
| 7312E97PIECE42 | General Electric Company (USA) |
| 428B947PIECE10 | General Electric Company (USA) |
| 870B324PIECE2 | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| J3330400PC42 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-00-756-9610 is a Seat,valve, manufactured by General Electric Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-756-9610 has 4 manufacturer part numbers on file: 870B324-2 (General Electric Company), 7312E97PIECE42 (General Electric Company), 428B947PIECE10 (General Electric Company), 870B324PIECE2 (General Electric Company).
Key specifications for 870B324-2: Flange Seat to Disk End Height: 1.625 INCHES MINIMUM AND 1.627 INCHES MAXIMUM IN; Flange Diameter: 4.187 INCHES MINIMUM AND 4.188 INCHES MAXIMUM IN; Body Outside Diameter: 3.120 INCHES NOMINAL IN; Style Designator: PLAIN FLANGED. 8 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.