The Valve,idle Adjusting Screw, cataloged under National Stock Number 2910-00-176-7147, 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. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2910-00-176-7147 |
| Primary Part Number | C46-38 |
| Item Name | Valve,idle Adjusting Screw |
| FSC / FSG | 2910 / 29 — Engine Fuel System Components, Nonaircraft |
| Manufacturer | Zenith Fuel Systems Llc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,ONE END 33 DEG SEAT,OTHER END 0.031 IN. X 45 DEG CHAMFER W/3/64 IN. SAW SLOT AND 39 TEETH KNURL,12-32 THREAD,CADMIUM PLATED,O/A DIM. 11/32 IN. DIA BY 1.062 IN. LG 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 |
|---|---|
| C46-38 PRIMARY | Zenith Fuel Systems Llc (USA) |
| 2148855 | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 2148855 | 5/9 Secondary reference Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 |
| 55518D | 5/9 Secondary reference U.S. Government activity |
NSN 2910-00-176-7147 is a Valve,idle Adjusting Screw, manufactured by Zenith Fuel Systems Llc, classified under FSC 2910, Engine Fuel System Components, Nonaircraft. Status: active.
NSN 2910-00-176-7147 has 2 manufacturer part numbers on file: C46-38 (Zenith Fuel Systems Llc), 2148855 (General Motors Llc Dba General Motors Llc).
Key specifications for C46-38: General Characteristics Item Description: STEEL,ONE END 33 DEG SEAT,OTHER END 0.031 IN. X 45 DEG CHAMFER W/3/64 IN. SAW SLOT AND 39 TEETH KNURL,12-32 THREAD,CADMIUM PLATED,O/A DIM. 11/32 IN. DIA BY 1.062 IN. LG IN. 1 specification is 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.