The Valve,poppet,engine, cataloged under National Stock Number 2805-00-528-6377, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 9 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 | 2805-00-528-6377 |
| Primary Part Number | 15520 |
| Item Name | Valve,poppet,engine |
| FSC / FSG | 2805 / 28 — No Item Name Available |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | ACTIVE |
| Chamfer Length | 0.0312 INCHES NOMINAL IN |
| Chamfer Angle in Deg | 45.0 |
| Slot Length | 0.3300 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM IN |
| FSC Application Data | GASOLINE ENGINE |
| Metallic Hardness Rating and Location | 40.0 ROCKWELL C MINIMUM HEAD |
| Carbon Relief Groove | NOT INCLUDED |
| Outside Diameter | 1.9950 INCHES MINIMUM AND 2.0050 INCHES MAXIMUM IN |
| Slot Radius | 0.0790 INCHES MINIMUM AND 0.0810 INCHES MAXIMUM IN |
| Metallic Hardness Rating and Location | 40.0 ROCKWELL C MINIMUM STEM |
| Metallic Hardness Rating and Location | 50.0 SHORE SCLEROSCOPE MINIMUM TIP |
| Metallic Hardness Rating and Location | 46.0 ROCKWELL C MAXIMUM HEAD |
| Stem Length | 5.9687 INCHES NOMINAL IN |
| Head Height | 0.2100 INCHES MINIMUM AND 0.2250 INCHES MAXIMUM IN |
| Seat Angle in Deg | 45.0 |
| Head Style | CONCAVE |
| Stem Style | SLOTTED |
| Slot Width | 0.1580 INCHES MINIMUM AND 0.1620 INCHES MAXIMUM IN |
| Metallic Hardness Rating and Location | 46.0 ROCKWELL C MAXIMUM STEM |
| Neck Radius | 0.4375 INCHES NOMINAL IN |
| Distance From Slot to Stem End | 0.1940 INCHES NOMINAL IN |
| Stem Diameter | 0.3720 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 128 | Allied Motor Parts Co (USA) |
| VI526 | Spx Corp (USA) |
| 15520B | Hercules Engine Co Inc (USA) |
| 15520A | Hercules Engine Co Inc (USA) |
| 15520 | Hercules Engine Co Inc (USA) |
| T54 | Toledo Pickling & Steel Sales (USA) |
| 15520B | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| VI526 | Bosch Automotive Service Solutions Inc. (USA) |
| V659 | Eaton Corp Dba Eaton Aerospace Jackson (USA) |
| 15520 PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| 15520A | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| 128 | Napasco International Inc (USA) |
| V666 | Dana Corp Engine Products Div (USA) |
NSN 2805-00-528-6377 is a Valve,poppet,engine, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 2805 (No Item Name Available). Status: active.
NSN 2805-00-528-6377 has 13 cross-referenced part numbers: 128 (Allied Motor Parts Co), VI526 (Spx Corp), 15520B (Hercules Engine Co Inc), 15520A (Hercules Engine Co Inc), 15520 (Hercules Engine Co Inc) and 8 more.
There are 12 known substitutes for 2805-00-528-6377: 5950-00-087-6705, 5120-00-094-6519, 3110-00-100-0364 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 15520: Chamfer Length: 0.0312 INCHES NOMINAL IN; Chamfer Angle in Deg: 45.0; Slot Length: 0.3300 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM IN; FSC Application Data: GASOLINE ENGINE. 21 total characteristics are documented in the Federal Logistics Information System.