402308-03
View detailed technical data, stock status, and sourcing information for: 402308-03
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An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes:undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also bolt, externally relieved body and bolt, internal wrenching.
0.170 inches minimum thread length, pan head style, right-hand thread direction, 0.500 inches nominal fastener length, 2a thread class
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.170 inches minimum
- Fastener Length
- 0.500 inches nominal
- Head Style
- pan
- Head Diameter
- 0.256 inches minimum and 0.270 inches maximum
- Head Height
- 0.087 inches minimum and 0.097 inches maximum
- First Diameter From Head
- 0.090 inches minimum and 0.095 inches maximum
- Distance From Largest Bearing Surface Of Head To End Of First Diameter
- 0.330 inches nominal
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.138 inches
- Thread Quantity Per Inch
- 32
- Externally Relieved Body Diameter Quantity
- 1
- Material
- steel comp 303 or steel comp 303se overall
- Material Document And Classification
- astm a582 assn std all material responses overall
- Surface Treatment
- passivate overall
- Thread Series Designator
- unc
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:
| Part Number | Name |
|---|---|
| 402308-03 | Externally Relieved Body Screw |
FAQs
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Does NSN 5305-00-070-1789 contain precious materials?
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When the NSN 5305-00-070-1789 was assigned to the Federal Catalog?
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