The Screw,adjusting,valve Tappet, cataloged under National Stock Number 2815-01-355-1290, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-01-355-1290 |
| Primary Part Number | 799688-1 |
| Item Name | Screw,adjusting,valve Tappet |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| End Length | 0.422 INCHES NOMINAL IN |
| Thread Series | UNEF |
| Style Designator | FLAT HEAD, STRAIGHT, THREAD, TAPERED DRIVE END |
| Thread Length | 0.641 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Size | 3/16-32 |
| Thread Class | 3A A |
| Smallest Diameter | 0.289 INCHES NOMINAL 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 |
|---|---|
| 799688-1 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 2815-01-355-1290 is a Screw,adjusting,valve Tappet, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-355-1290 has 1 manufacturer part number on file: 799688-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 799688-1: End Length: 0.422 INCHES NOMINAL IN; Thread Series: UNEF; Style Designator: FLAT HEAD, STRAIGHT, THREAD, TAPERED DRIVE END; Overall Length: 1.062 INCHES NOMINAL IN. 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.