The Valve,poppet,engine, cataloged under National Stock Number 2805-00-752-0166, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is General Motors Corp. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 2805-00-752-0166 |
| Primary Part Number | 3688065 |
| Item Name | Valve,poppet,engine |
| FSC / FSG | 2805 / 28 — No Item Name Available |
| Manufacturer | General Motors Corp |
| Status | CANCELLED |
| Outside Diameter | 1.6360 INCHES MINIMUM AND 1.6460 INCHES MAXIMUM IN |
| First Groove Diameter | 0.3000 INCHES MINIMUM AND 0.3060 INCHES MAXIMUM IN |
| Distance From First Groove to Stem End | 0.6880 INCHES NOMINAL IN |
| Seat Angle in Deg | 30.0 |
| Distance From Second Groove to Stem End | 0.9330 INCHES NOMINAL IN |
| FSC Application Data | GASOLINE ENGINE |
| Metallic Hardness Rating and Location | 42.0 ROCKWELL C NOMINAL TIP |
| Neck Radius | 0.5312 INCHES NOMINAL IN |
| Chamfer Angle in Deg | 45.0 |
| Second Groove Width | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM IN |
| Head Height | 0.1450 INCHES MINIMUM AND 0.1600 INCHES MAXIMUM IN |
| Second Groove Diameter | 0.3000 INCHES MINIMUM AND 0.3060 INCHES MAXIMUM IN |
| Stem Diameter | 0.3410 INCHES MINIMUM AND 0.3417 INCHES MAXIMUM IN |
| Stem Length | 6.1320 INCHES NOMINAL IN |
| Chamfer Length | 0.0312 INCHES NOMINAL IN |
| Head Style | FLAT |
| First Groove Width | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM IN |
| Carbon Relief Groove | NOT INCLUDED |
| Stem Style | DOUBLE GROOVED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 966 | Allied Motor Parts Co (USA) |
| V1641 | Ertel Mfg Corp (USA) |
| A657 | Sterling Div Federal Mogul Corp (USA) |
| 839504 | General Motors Llc Dba General Motors Llc (USA) |
| 839504 | General Motors Corp (USA) |
| 3688065 PRIMARY | General Motors Corp (USA) |
| 3688065 | General Motors Corp Chevrolet Motor Div Special Products Dept (USA) |
| T1641 | Toledo Pickling & Steel Sales (USA) |
| V1641 | Eaton Corp Dba Eaton Aerospace Jackson (USA) |
| 839504 | Truck and Bus Group Flint Truck Assembly Plant (USA) |
| I-199 | Gould Inc Industrial Marketing Div (USA) |
| 3688065 | General Motors Llc Dba General Motors Llc (USA) |
| 839504 | General Motors Corp Chevrolet Motor Div Special Products Dept (USA) |
| 3688065 | Truck and Bus Group Flint Truck Assembly Plant (USA) |
| V1309N | Mcquay-Norris Inc Oem Div an Skf Industries Co |
| 7520166 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| V1111 | Dana Corp Engine Products Div (USA) |
NSN 2805-00-752-0166 is a Valve,poppet,engine, manufactured by General Motors Corp, classified under FSC 2805 (No Item Name Available). Status: cancelled.
NSN 2805-00-752-0166 has 17 cross-referenced part numbers: 966 (Allied Motor Parts Co), V1641 (Ertel Mfg Corp), A657 (Sterling Div Federal Mogul Corp), 839504 (General Motors Llc Dba General Motors Llc), 839504 (General Motors Corp) and 12 more.
There are 12 known substitutes for 2805-00-752-0166: 6650-00-073-2708, 3110-00-100-0600, 6625-00-229-1065 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 3688065: Outside Diameter: 1.6360 INCHES MINIMUM AND 1.6460 INCHES MAXIMUM IN; First Groove Diameter: 0.3000 INCHES MINIMUM AND 0.3060 INCHES MAXIMUM IN; Distance From First Groove to Stem End: 0.6880 INCHES NOMINAL IN; Seat Angle in Deg: 30.0. 19 total characteristics are documented in the Federal Logistics Information System.
NSN 2805-00-752-0166 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.