The Valve,poppet,engine, cataloged under National Stock Number 2810-00-037-3498, is classified within Federal Supply Class 2810 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Teledyne Industries Inc Teledyne Power Systems Div. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 2810-00-037-3498 |
| Primary Part Number | 40651 |
| Item Name | Valve,poppet,engine |
| FSC / FSG | 2810 / 28 — No Item Name Available |
| Manufacturer | Teledyne Industries Inc Teledyne Power Systems Div |
| Status | CANCELLED |
| Seat Angle in Deg | 45.0 |
| Groove Diameter | 0.3590 INCHES MINIMUM AND 0.3650 INCHES MAXIMUM IN |
| Stem Diameter | 0.4330 INCHES MINIMUM AND 0.4340 INCHES MAXIMUM IN |
| Chamfer Length | 0.0312 INCHES NOMINAL IN |
| FSC Application Data | GASOLINE ENGINE AIRCRAFT |
| Metallic Hardness Rating and Location | 50.0 ROCKWELL C NOMINAL TIP |
| Chamfer Angle in Deg | 45.0 |
| Carbon Relief Groove | NOT INCLUDED |
| Neck Radius | 0.3800 INCHES NOMINAL IN |
| Outside Diameter | 1.8390 INCHES MINIMUM AND 1.8490 INCHES MAXIMUM IN |
| Head Height | 0.1820 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN |
| Distance From Groove to Stem End | 0.3200 INCHES NOMINAL IN |
| Head Style | FLAT |
| Stem Length | 4.6140 INCHES MINIMUM AND 4.6440 INCHES MAXIMUM IN |
| Groove Width | 0.1560 INCHES MINIMUM AND 0.1660 INCHES MAXIMUM IN |
| Stem Style | GROOVED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 40651 | Teledyne Industries Inc Teledyne Power Systems Div (USA) |
NSN 2810-00-037-3498 is a Valve,poppet,engine, manufactured by Teledyne Industries Inc Teledyne Power Systems Div, classified under FSC 2810 (No Item Name Available). Status: cancelled.
NSN 2810-00-037-3498 has 1 cross-referenced part number: 40651 (Teledyne Industries Inc Teledyne Power Systems Div).
There are 11 known substitutes for 2810-00-037-3498: 1560-00-122-4117, 5310-00-199-6578, 5110-00-239-7739 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 40651: Seat Angle in Deg: 45.0; Groove Diameter: 0.3590 INCHES MINIMUM AND 0.3650 INCHES MAXIMUM IN; Stem Diameter: 0.4330 INCHES MINIMUM AND 0.4340 INCHES MAXIMUM IN; Chamfer Length: 0.0312 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 2810-00-037-3498 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.