The Valve and Seat, cataloged under National Stock Number 2910-00-488-8650, is classified within Federal Supply Class 2910 (Engine Fuel System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Zenith Fuel Systems Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Valve and Seat |
| FSC / FSG | 2910 — Engine Fuel System Components, Nonaircraft (FSG 29) |
| Manufacturers | Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (CAGE 04627); Zenith Fuel Systems Llc (CAGE 79960) |
| Parameter | Value |
|---|---|
| NSN | 2910-00-488-8650 |
| Primary Part Number | C81-68-35 |
| Item Name | Valve and Seat |
| FSC / FSG | 2910 / 29 — Engine Fuel System Components, Nonaircraft |
| Manufacturer | Zenith Fuel Systems Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 240794 | Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA) |
| C81-68-35 PRIMARY | Zenith Fuel Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| 0501038-00 | 5/2 Secondary reference U.S. Government activity |
| 240794 | 5/9 Secondary reference Hyster-Yale Group, Inc. |
| 175351 | 5/9 Secondary reference Hyster-Yale Group, Inc. |
NSN 2910-00-488-8650 is a Valve and Seat, manufactured by Zenith Fuel Systems Llc, classified under FSC 2910, Engine Fuel System Components, Nonaircraft. Status: active.
NSN 2910-00-488-8650 has 2 manufacturer part numbers on file: 240794 (Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling), C81-68-35 (Zenith Fuel Systems Llc).
3 possible matches (shared part number, not a government interchangeability claim): 5915-00-528-0977, 4130-01-109-6182, 4310-01-304-4560. Verify interchangeability with system specifications before substitution.
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.