The Valve,poppet,engine, cataloged under National Stock Number 2815-00-580-4777, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-00-580-4777 |
| Primary Part Number | 44748 |
| Item Name | Valve,poppet,engine |
| FSC / FSG | 2815 / 28 — No Item Name Available |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Stem Style | DOUBLE GROOVED |
| Head Height | 0.1250 INCHES MINIMUM AND 0.1400 INCHES MAXIMUM IN |
| Stem Length | 5.7760 INCHES MINIMUM AND 5.8160 INCHES MAXIMUM IN |
| FSC Application Data | DIESEL ENGINE |
| Metallic Hardness Rating and Location | 40.0 ROCKWELL C MINIMUM HEAD |
| Metallic Hardness Rating and Location | 50.0 ROCKWELL C MAXIMUM HEAD |
| Head Style | FLAT |
| First Groove Width | 0.0625 INCHES NOMINAL IN |
| Second Groove Width | 0.0625 INCHES NOMINAL IN |
| First Groove Diameter | 0.2400 INCHES MINIMUM AND 0.2460 INCHES MAXIMUM IN |
| Carbon Relief Groove | NOT INCLUDED |
| Distance From First Groove to Stem End | 0.2988 INCHES MINIMUM AND 0.3288 INCHES MAXIMUM IN |
| Second Groove Diameter | 0.2400 INCHES MINIMUM AND 0.2460 INCHES MAXIMUM IN |
| Chamfer Length | 0.0100 INCHES MINIMUM AND 0.0300 INCHES MAXIMUM IN |
| Distance From Second Groove to Stem End | 0.4538 INCHES MINIMUM AND 0.4858 INCHES MAXIMUM IN |
| Stem Diameter | 0.3400 INCHES MINIMUM AND 0.3410 INCHES MAXIMUM IN |
| Metallic Hardness Rating and Location | 50.0 ROCKWELL C MAXIMUM STEM |
| Metallic Hardness Rating and Location | 40.0 ROCKWELL C MINIMUM STEM |
| Seat Angle in Deg | 30.0 |
| Outside Diameter | 1.3070 INCHES MINIMUM AND 1.3120 INCHES MAXIMUM IN |
| Neck Radius | 0.5000 INCHES NOMINAL IN |
| Metallic Hardness Rating and Location | 52.0 ROCKWELL C MINIMUM TIP |
| Chamfer Angle in Deg | 45.0 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 44748 | La Gary Co (USA) |
| 1F1C44748 | Klauer Manufacturing Company (USA) |
| I-516 | Gould Inc Industrial Marketing Div (USA) |
| MILE11276 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 44748 PRIMARY | Cummins Inc. (USA) |
| 1C44748 | Fwd Seagrave Holdings Lp (USA) |
| V2236 | Trw Inc Trw Intl Trade Government Sales Dept (USA) |
| QPL11276 | Cecom Lr Center (USA) |
NSN 2815-00-580-4777 is a Valve,poppet,engine, manufactured by Cummins Inc., classified under FSC 2815 (No Item Name Available). Status: active.
NSN 2815-00-580-4777 has 8 cross-referenced part numbers: 44748 (La Gary Co), 1F1C44748 (Klauer Manufacturing Company), I-516 (Gould Inc Industrial Marketing Div), MILE11276 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 44748 (Cummins Inc.) and 3 more.
There are 4 known substitutes for 2815-00-580-4777: 5950-00-482-7866, 5355-01-172-2622, 5307-01-391-6778 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 44748: Stem Style: DOUBLE GROOVED; Head Height: 0.1250 INCHES MINIMUM AND 0.1400 INCHES MAXIMUM IN; Stem Length: 5.7760 INCHES MINIMUM AND 5.8160 INCHES MAXIMUM IN; FSC Application Data: DIESEL ENGINE. 23 total characteristics are documented in the Federal Logistics Information System.