5305-00-637-9756
Find complete technical information, availability, and procurement data for: 5305-00-637-9756
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An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes:bolt, internal wrenching and screw, cap, socket head.
right-hand thread direction, 0.406 inches minimum thread length, 3a thread class, hexagon head style, 0.500 inches nominal fastener length
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.406 inches minimum
- Fastener Length
- 0.500 inches nominal
- Head Style
- hexagon
- Head Height
- 0.062 inches nominal
- Width Between Flats
- 0.250 inches nominal
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.138 inches
- Thread Quantity Per Inch
- 40
- Screw Material
- steel
- Screw Surface Treatment
- nickel
- Thread Series Designator
- unf
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-286-1779 | No Name Available | 01/01/1960 |
| 5815-00-370-1766 | No Name Available | 01/01/1960 |
| 5815-00-621-2152 | No Name Available | 01/01/1961 |
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FAQs
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