5305-00-957-6640
Find complete technical information, availability, and procurement data for: 5305-00-957-6640
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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.
flat countersunk head style, right-hand thread direction, 2a thread class, 1.438 inches minimum and 1.500 inches maximum fastener length, 1.276 inches minimum and 1.400 inches maximum thread 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
- 2a
- Thread Direction
- right-hand
- Thread Length
- 1.276 inches minimum and 1.400 inches maximum
- Fastener Length
- 1.438 inches minimum and 1.500 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.292 inches minimum and 0.332 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.164 inches
- Thread Quantity Per Inch
- 32
- Minimum Tensile Strength
- 60000 pounds per square inch
- Countersink Angle
- 80.0 degrees minimum and 82.0 degrees maximum
- Screw Material
- steel
- Screw Material Document And Classification
- 66 fed std single material response or astma108 assn std single material response
- Screw Surface Treatment
- cadmium and chromate
- Screw Surface Treatment Document And Classification
- qq-p-416,type 2,class 3 fed spec single treatment response or mil-c-81562,type 2,class 3 mil spec single treatment response
- Thread Series Designator
- unc
- Nondefinitive Spec/Std Data
- 3 type and 2c style
- Departure From Cited Designator
- as modified by material and tensile strength
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 |
|---|---|
| 18273ADX | Machine Screw |
| MS35190-259 | Machine Screw |
FAQs
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When the NSN 5305-00-957-6640 was assigned to the Federal Catalog?
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