| Mfg Part Number: C581 | Manufacturer: Hercules Engine Co Inc | NSN : 2805-00-386-3381 |
| NIIN : 003863381 | Item Name : Valve Poppet Engine | CAGE Code : 28265 |
| FSC : 2805 Gasoline Reciprocating Engines Except Aircraft and Components |
Thank you for taking an interest in the various military NSN parts and aerospace parts we offer on our website. You have currently taken interest in part number C581, a Hercules Engine Co Inc item produced under CAGE Code 28265. For further identification purposes, part number C581 is also listed with the NSN 2805003863381, and it is organized under Federal Supply Class (FSC) 2805 Gasoline Reciprocating Engines Except Aircraft and Components for ease of procural. By filling out and submitting the form provided below, you will be able to receive purchasing options on this item directly from our staff. For us to best tailor our presented solution to your unique needs and restrictions alike, we ask that you please offer our team details like your desired quantity, target pricing, and expected fulfillment timeframe. We can even accommodate many time constraints and limitations that customers may face, so be sure to let us know of any requests when you submit an RFQ form for part number C581.
NSN Purchasing is a website owned and operated by ASAP Semiconductor, and we serve as a one-stop shop with countless NSN and aerospace items readily available. With a steadfast dedication to quality control and export compliance, we proudly operate with AS9120B, ISO 9001:2015, and FAA AC 00-56B accreditation, as well as uphold a strict NO CHINA SOURCING pledge. Alongside such commitments, we are fully dedicated to upholding market-leading customer service with team members readily available around the clock to provide consultation and purchasing solutions over phone or email. Knowing how we intend to serve you and your operational needs, get in touch with one of our industry experts today for part number C581 and other items of interest.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 2805-00-386-3381 Item Description: Valve Poppet Engine | 2805 | 003863381 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| C581 | 5 | 2 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | FLAT |
| AASU | HEAD HEIGHT | 0.1960 INCHES MINIMUM AND 0.2060 INCHES MAXIMUM |
| AATE | CHAMFER ANGLE IN DEG | 45.0 |
| AAZP | CHAMFER LENGTH | 0.0300 INCHES NOMINAL |
| ABGK | TAPER ANGLE IN DEG | 15.0 |
| ABKV | OUTSIDE DIAMETER | 1.5625 INCHES MINIMUM AND 1.5725 INCHES MAXIMUM |
| ADNA | MINOR OUTSIDE DIAMETER | 0.2450 INCHES MINIMUM AND 0.2490 INCHES MAXIMUM |
| AGRA | MINOR DIAMETER LENGTH | 0.1900 INCHES NOMINAL |
| AJFY | SEAT ANGLE IN DEG | 45.0 |
| ALYX | STEM STYLE | TAPERED |
| ALYZ | CARBON RELIEF GROOVE | NOT INCLUDED |
| ALZB | NECK RADIUS | 0.4700 INCHES NOMINAL |
| ALZD | STEM LENGTH | 4.8070 INCHES MINIMUM AND 4.8170 INCHES MAXIMUM |
| ALZE | STEM DIAMETER | 0.3720 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM |
| ALZF | DISTANCE FROM MINOR DIAMETER TO STEM END | 0.2170 INCHES MINIMUM AND 0.2190 INCHES MAXIMUM |
| ANNQ | III MATERIAL AND LOCATION | COBALT ALLOY SEAT FACE |
| ANNQ | III MATERIAL AND LOCATION | STEEL, FED STD 66, AISI/SAE 8645 STEM |
| ANNQ | III MATERIAL AND LOCATION | STEEL, FED STD 66, SAE EV4 HEAD |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 30.0 ROCKWELL C MINIMUM STEM ERR-100 |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 30.0 ROCKWELL C MINIMUM TIP ERR-100 |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 40.0 ROCKWELL C MAXIMUM STEM ERR-100 |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 40.0 ROCKWELL C MAXIMUM TIP ERR-100 |
| ASXJ | METALLIC HARDNESS RATING AND LOCATION | 50.0 ROCKWELL C MINIMUM HEAD ERR-100 |
| ZZZV | FSC APPLICATION DATA | GASOLINE ENGINE |
| C5803-3 | C5805X12 | C58-1-4W | C5803-15 |
| C58-2-193 | C58231 | C580-8-11 | C583-3 |
| C5813-2 | C5803-14 | C58121C | C581-8-8 |
| C580-6-10 | C58180 | C58-16107-1REVAPC5 | C58180 |
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