The Seat,valve, cataloged under National Stock Number 4820-00-956-8697, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-00-956-8697 |
| Primary Part Number | B6117.001.103 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 0.625 INCHES NOMINAL IN |
| Thread Length | 0.406 INCHES NOMINAL SINGLE THREADED PORTION IN |
| Style Designator | THREADED FLANGED |
| Body Inside Diameter | 0.500 INCHES NOMINAL IN |
| Nominal Thread Size | 1.000 INCHES SINGLE THREADED PORTION IN |
| Under Flange Height | 0.656 INCHES NOMINAL IN |
| Thread Class | 3A SINGLE THREADED PORTION A |
| Material | STEEL COMP 303 OVERALL |
| Seat Angle in Deg | 65.000 NOMINAL |
| Thread Series Designator | UNEF SINGLE THREADED PORTION |
| Seating Surface Shape | ANGULAR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| B6117.001.103 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| B6117.001.103 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| R6117-001-116 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| B6117-001-116 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| 9522-7 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
NSN 4820-00-956-8697 is a Seat,valve, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-956-8697 has 1 manufacturer part number on file: B6117.001.103 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
1 possible match (shared part number, not a government interchangeability claim): 3120-01-219-7573. Verify interchangeability with system specifications before substitution.
Key specifications for B6117.001.103: Flange Seat to Disk End Height: 0.625 INCHES NOMINAL IN; Thread Length: 0.406 INCHES NOMINAL SINGLE THREADED PORTION IN; Style Designator: THREADED FLANGED; Body Inside Diameter: 0.500 INCHES NOMINAL IN. 11 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.
NSN 4820-00-956-8697 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.