The Valve,poppet,engine, cataloged under National Stock Number 2805-00-979-6555, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Dana Corp Spicer Transmission Div. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-979-6555 |
| Primary Part Number | D-1963 |
| Item Name | Valve,poppet,engine |
| FSC / FSG | 2805 / 28 — No Item Name Available |
| Manufacturer | Dana Corp Spicer Transmission Div |
| Status | ACTIVE |
| Stem Length | 5.1920 INCHES NOMINAL IN |
| Distance From Groove to Stem End | 0.2840 INCHES NOMINAL IN |
| Chamfer Length | 0.0156 INCHES NOMINAL IN |
| Seat Angle in Deg | 45.0 |
| Stem Style | GROOVED |
| Material | STEEL CORROSION RESISTING OVERALL |
| Neck Radius | 0.2812 INCHES NOMINAL IN |
| Groove Width | 0.1280 INCHES NOMINAL IN |
| Stem Diameter | 0.3720 INCHES NOMINAL IN |
| Carbon Relief Groove | NOT INCLUDED |
| Outside Diameter | 1.5110 INCHES NOMINAL IN |
| Groove Diameter | 0.3310 INCHES NOMINAL IN |
| Head Style | CONCAVE |
| Chamfer Angle in Deg | 45.0 |
| Head Height | 0.1860 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D-1963 PRIMARY | Dana Corp Spicer Transmission Div (USA) |
| C4TZ6505J | Ford Motor Company (USA) |
| C4TZ6505J | Ford Motor Co Ford Parts and Service Div Government Part Sales (USA) |
| 1963 | Napasco International Inc (USA) |
| S-2485 PRIMARY | Trw Inc Trw Intl Trade Government Sales Dept (USA) |
NSN 2805-00-979-6555 is a Valve,poppet,engine, manufactured by Dana Corp Spicer Transmission Div, classified under FSC 2805 (No Item Name Available). Status: active.
NSN 2805-00-979-6555 has 5 cross-referenced part numbers: D-1963 (Dana Corp Spicer Transmission Div), C4TZ6505J (Ford Motor Company), C4TZ6505J (Ford Motor Co Ford Parts and Service Div Government Part Sales), 1963 (Napasco International Inc), S-2485 (Trw Inc Trw Intl Trade Government Sales Dept).
There are 12 known substitutes for 2805-00-979-6555: 5996-00-218-1123, 5940-00-235-2538, 6810-00-239-0908 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for D-1963: Stem Length: 5.1920 INCHES NOMINAL IN; Distance From Groove to Stem End: 0.2840 INCHES NOMINAL IN; Chamfer Length: 0.0156 INCHES NOMINAL IN; Seat Angle in Deg: 45.0. 15 total characteristics are documented in the Federal Logistics Information System.