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2805-00-423-3756
Engine Poppet Valve
2805004233756 004233756 15-304
A mushroom or tulip-shaped item having a circular head with a conical face and an extended stem used to regulate the flow of incoming fuel-air mixture or air into the combustion chamber or exhaust gases from the combustion chamber of a reciprocating internal combustion engine. View more Engine Poppet Valve
November 2023
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Restrictions 2805-00-423-3756
2805-00-423-3756 is a Engine Poppet Valve that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. The DCMO has forced the Demilization requirements for this item as the ICP has not collaborated. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. The precious metals content of this item is unknown.
End Users 2805-00-423-3756
- NASA (G160)
- Effective Date:
- 1 Apr 1991
Approved Sources 2805-00-423-3756
- Part Number
- Manufacturer
- Status
- 15-304
- Manufacturer
- 35301 - Dresser Industries Inc Leroi Div (Active)
- Primary Buy
- Primary Buy
Datasheet 2805-00-423-3756
- Characteristic
- Specifications
- Distance From First Groove To Stem End [ALZH]
- Specifications
- 0.4687 Inches Nominal
- Distance From Second Groove To Stem End [ALZJ]
- 1.1550 Inches Nominal
- Carbon Relief Groove [ALYZ]
- Included
- Chamfer Angle In Deg [AATE]
- 45.0
- Chamfer Length [AAZP]
- 0.0625 Inches Nominal
- First Groove Diameter [ALZL]
- 0.4950 Inches Minimum And 0.5000 Inches Maximum
- First Groove Width [ALZQ]
- 0.6250 Inches Nominal
- Head Height [AASU]
- 0.2344 Inches Nominal
- Head Style [AASK]
- Flat
- Metallic Hardness Rating And Location [ASXJ]
- 28.0 Rockwell C Minimum Stem Err-100
- Metallic Hardness Rating And Location [ASXJ]
- 37.0 Rockwell C Maximum Stem Err-100
- Metallic Hardness Rating And Location [ASXJ]
- 45.0 Rockwell C Nominal Tip Err-100
- Neck Radius [ALZB]
- 0.5625 Inches Nominal
- Outside Diameter [ABKV]
- 2.8080 Inches Minimum And 2.8150 Inches Maximum
- Material And Location [ANNQ]
- Steel Head
- Material And Location [ANNQ]
- Steel, Fed Std 66, Aisi/Sae 3140 Stem
- Seat Angle In Deg [AJFY]
- 45.0
- Second Groove Diameter [ALZN]
- 0.5590 Inches Minimum And 0.5630 Inches Maximum
- Second Groove Width [ALZR]
- 0.0600 Nominal Inches
- Stem Diameter [ALZE]
- 0.6240 Inches Minimum And 0.6250 Inches Maximum
- Stem Length [ALZD]
- 7.6406 Inches Nominal
- Stem Style [ALYX]
- Double Grooved
NATO Stock Numbers Related to 2805-00-423-3756
Freight Information 2805-00-423-3756
2805-00-423-3756 has freight characteristics.. 2805-00-423-3756 has a variance between NMFC and UFC when transported by rail and the description should be consulted.