The Valve,poppet,engine, cataloged under National Stock Number 2805-00-517-9911, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 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 | 2805-00-517-9911 |
| Primary Part Number | 18201A |
| Item Name | Valve,poppet,engine |
| FSC / FSG | 2805 / 28 — No Item Name Available |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | CANCELLED |
| Chamfer Length | 0.0312 INCHES NOMINAL IN |
| Slot Width | 0.1580 INCHES MINIMUM AND 0.1620 INCHES MAXIMUM IN |
| Slot Length | 0.3300 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM IN |
| Stem Diameter | 0.3720 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM IN |
| Stem Style | SLOTTED |
| Slot Radius | 0.0790 INCHES MINIMUM AND 0.0810 INCHES MAXIMUM IN |
| Chamfer Angle in Deg | 45.0 |
| Metallic Hardness Rating and Location | 50.0 SHORE SCLEROSCOPE MINIMUM STEM |
| FSC Application Data | GASOLINE ENGINE |
| Metallic Hardness Rating and Location | 50.0 SHORE SCLEROSCOPE MAXIMUM TIP |
| Neck Radius | 0.4375 INCHES NOMINAL IN |
| Seat Angle in Deg | 45.0 |
| Outside Diameter | 1.8700 INCHES MINIMUM AND 1.8800 INCHES MAXIMUM IN |
| Stem Length | 5.7031 INCHES NOMINAL IN |
| Distance From Slot to Stem End | 0.1377 INCHES MINIMUM AND 0.1554 INCHES MAXIMUM IN |
| Head Style | FLAT |
| Carbon Relief Groove | NOT INCLUDED |
| Head Height | 0.1875 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 18201A PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| 18201 | Hercules Engine Co Inc (USA) |
| 18201 | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| V-569 PRIMARY | Dana Corp Spicer Transmission Div (USA) |
| 21023 | 0mcc Inc (USA) |
| 280 | Napasco International Inc (USA) |
| 18012 | 0mcc Inc (USA) |
| 18201A | Hercules Engine Co Inc (USA) |
| V-625 PRIMARY | Trw Inc Trw Intl Trade Government Sales Dept (USA) |
NSN 2805-00-517-9911 is a Valve,poppet,engine, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 2805 (No Item Name Available). Status: cancelled.
NSN 2805-00-517-9911 has 9 cross-referenced part numbers: 18201A (Brinkley Technology Group Llc Dba Hercules Manufacturing), 18201 (Hercules Engine Co Inc), 18201 (Brinkley Technology Group Llc Dba Hercules Manufacturing), V-569 (Dana Corp Spicer Transmission Div), 21023 (0mcc Inc) and 4 more.
There are 12 known substitutes for 2805-00-517-9911: 3431-00-018-8326, 2940-00-071-9109, 5945-00-249-9835 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 18201A: Chamfer Length: 0.0312 INCHES NOMINAL IN; Slot Width: 0.1580 INCHES MINIMUM AND 0.1620 INCHES MAXIMUM IN; Slot Length: 0.3300 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM IN; Stem Diameter: 0.3720 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM IN. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 2805-00-517-9911 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.