The Seat,valve, cataloged under National Stock Number 4820-00-545-1793, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-545-1793 |
| Primary Part Number | 6768096 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | P-16232-TYPEM OR Z CLASS1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Body Outside Diameter | 1.995 INCHES MINIMUM AND 1.999 INCHES MAXIMUM IN |
| Hardness Rating | 60.0 ROCKWELL C NOMINAL OVERALL |
| Style Designator | FAUCET |
| Body Inside Diameter | 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN |
| Seat Radius | 0.046 INCHES NOMINAL IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Material | MANGANESE OVERALL |
| Seat Angle in Deg | 45.000 NOMINAL |
| Seating Surface Shape | ANGULAR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4820-00-545-1793 is a Seat,valve, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-545-1793 has 2 manufacturer part numbers on file: 6768096 (Allison Transmission Inc Dba Allison Transmission, Inc), 7708199 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 6768096: Overall Height: 0.187 INCHES NOMINAL IN; Surface Treatment Document and Classification: P-16232-TYPEM OR Z CLASS1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Body Outside Diameter: 1.995 INCHES MINIMUM AND 1.999 INCHES MAXIMUM IN; Hardness Rating: 60.0 ROCKWELL C NOMINAL OVERALL. 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.