5305-00-638-3456
Find complete technical information, availability, and procurement data for: 5305-00-638-3456
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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.
0.406 inches minimum thread length, right-hand thread direction, 3a thread class, flat countersunk head style, 1.079 inches minimum and 1.109 inches maximum 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
- 1.079 inches minimum and 1.109 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.332 inches minimum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.190 inches
- Thread Quantity Per Inch
- 32
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Screw Material
- nickel alloy k-500 or copper alloy 172
- Screw Material Document And Classification
- qq-n-286 cl a fed spec 1st material response or qq-c-530 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
- unf
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 |
|---|---|
| BACB30BF3K11 | Machine Screw |
FAQs
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