The Valve,poppet,engine, cataloged under National Stock Number 2815-00-361-4718, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Allis-Chalmers Corp. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 2815-00-361-4718 |
| Primary Part Number | 4351294 |
| Item Name | Valve,poppet,engine |
| FSC / FSG | 2815 / 28 — No Item Name Available |
| Manufacturer | Allis-Chalmers Corp |
| Status | CANCELLED |
| Second Groove Width | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM IN |
| Metallic Hardness Rating and Location | 48.5 ROCKWELL C MINIMUM TIP |
| Metallic Hardness Rating and Location | 40.0 ROCKWELL C MAXIMUM STEM |
| Distance From Second Groove to Stem End | 0.9340 INCHES NOMINAL IN |
| Metallic Hardness Rating and Location | 30.0 ROCKWELL C MINIMUM STEM |
| FSC Application Data | DIESEL ENGINE |
| Neck Radius | 0.4380 INCHES NOMINAL IN |
| Stem Length | 5.6600 INCHES MINIMUM AND 5.6800 INCHES MAXIMUM IN |
| Second Groove Diameter | 0.2640 INCHES MINIMUM AND 0.2700 INCHES MAXIMUM IN |
| Head Height | 0.1810 INCHES MINIMUM AND 0.2010 INCHES MAXIMUM IN |
| Distance From First Groove to Stem End | 0.2970 INCHES MINIMUM AND 0.3170 INCHES MAXIMUM IN |
| First Groove Width | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM IN |
| First Groove Diameter | 0.2670 INCHES MINIMUM AND 0.2730 INCHES MAXIMUM IN |
| Head Style | MUSHROOM |
| Outside Diameter | 1.5060 INCHES MINIMUM AND 1.5160 INCHES MAXIMUM IN |
| Chamfer Angle in Deg | 45.0 |
| Carbon Relief Groove | NOT INCLUDED |
| Chamfer Length | 0.0160 INCHES NOMINAL IN |
| Stem Diameter | 0.3090 INCHES MINIMUM AND 0.3100 INCHES MAXIMUM IN |
| Stem Style | DOUBLE GROOVED |
| Seat Angle in Deg | 45.0 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 2815-00-361-4718 is a Valve,poppet,engine, manufactured by Allis-Chalmers Corp, classified under FSC 2815 (No Item Name Available). Status: cancelled.
NSN 2815-00-361-4718 has 2 cross-referenced part numbers: 4351294 (Allis-Chalmers Corp), A548 (Sterling Div Federal Mogul Corp).
There are 3 known substitutes for 2815-00-361-4718: 5355-00-216-8233, 3120-00-287-9008, 5133-01-525-2133. Verify interchangeability with system specifications before substitution.
Key specifications for 4351294: Second Groove Width: 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM IN; Metallic Hardness Rating and Location: 48.5 ROCKWELL C MINIMUM TIP; Metallic Hardness Rating and Location: 40.0 ROCKWELL C MAXIMUM STEM; Distance From Second Groove to Stem End: 0.9340 INCHES NOMINAL IN. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 2815-00-361-4718 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.