5305-00-156-2781
Find complete technical information, availability, and procurement data for: 5305-00-156-2781
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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, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal 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. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
0.464 inches minimum and 0.500 inches maximum thread length, right-hand thread direction, round head style, 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
- 0.464 inches minimum and 0.500 inches maximum
- Fastener Length
- 0.500 inches nominal
- Head Style
- round
- Head Diameter
- 0.146 inches minimum and 0.162 inches maximum
- Head Height
- 0.069 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.086 inches
- Thread Quantity Per Inch
- 56
- Minimum Tensile Strength
- 55000 pounds per square inch
- Screw Material
- steel or steel comp 1010
- Screw Material Document And Classification
- qq-s-630 fed spec 2nd material response or qq-s-631 fed spec 2nd material response or qq-s-634 fed spec 2nd material response
- Screw Surface Treatment
- cadmium
- Screw Surface Treatment Document And Classification
- qq-p-416,ty 1,cl 3 fed spec single treatment response
- Thread Series Designator
- unc
- Departure From Cited Document
- as modified by internal drive style and location
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-568-4433 | No Name Available | 01/01/1963 |
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FAQs
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