BB23405
View detailed technical data, stock status, and sourcing information for: BB23405
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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.
45.0 chamfer angle in deg, 0.0312 inches nominal chamfer length, 1.9980 inches minimum and 2.0020 inches maximum outside diameter, 0.2500 inches minimum and 0.2800 inches maximum head height, flat head style
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Head Style
- flat
- Head Height
- 0.2500 inches minimum and 0.2800 inches maximum
- Chamfer Angle In Deg
- 45.0
- Chamfer Length
- 0.0312 inches nominal
- Outside Diameter
- 1.9980 inches minimum and 2.0020 inches maximum
- Seat Angle In Deg
- 45.0
- Carbon Relief Groove
- not included
- Neck Radius
- 0.4375 inches nominal
- Stem Length
- 6.4580 inches minimum and 6.4680 inches maximum
- Stem Diameter
- 0.4970 inches minimum and 0.4990 inches maximum
- Distance From First Groove To Stem End
- 0.3610 inches minimum and 0.3710 inches maximum
- Distance From Second Groove To Stem End
- 0.5216 inches minimum and 0.5316 inches maximum
- Distance From Third Groove To Stem End
- 0.6822 inches minimum and 0.6922 inches maximum
- First Groove Diameter
- 0.3900 inches minimum and 0.3950 inches maximum
- Second Groove Diameter
- 0.3900 inches minimum and 0.3950 inches maximum
- Third Groove Diameter
- 0.3900 inches minimum and 0.3950 inches maximum
- First Groove Width
- 0.0970 inches minimum and 0.1010 inches maximum
- Second Groove Width
- 0.0970 inches minimum and 0.1010 inches maximum
- Third Groove Width
- 0.0970 inches minimum and 0.1010 inches maximum
- Material And Location
- unable to decode
- Metallic Hardness Rating And Location
- 37.0 rockwell c minimum head
- Metallic Hardness Rating And Location
- 37.0 rockwell c minimum seat face
- Metallic Hardness Rating And Location
- 37.0 rockwell c minimum stem
- Metallic Hardness Rating And Location
- 44.0 rockwell c maximum head
- Metallic Hardness Rating And Location
- 44.0 rockwell c maximum seat face
- Metallic Hardness Rating And Location
- 44.0 rockwell c maximum stem
- Metallic Hardness Rating And Location
- 47.0 rockwell c nominal tip
- Fsc Application Data
- diesel engine
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 2815-00-364-2562 | No Name Available | 12/15/1969 |
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 2815-00-271-9549?
Does the NSN 2815-00-271-9549 have a Schedule B code assigned?
Does NSN 2815-00-271-9549 require demilitarization?
Does NSN 2815-00-271-9549 contain precious materials?
Does NSN 2815-00-271-9549 contain hazardous materials?
When the NSN 2815-00-271-9549 was assigned to the Federal Catalog?
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Pricing
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