5305-01-279-2342
Find complete technical information, availability, and procurement data for: 5305-01-279-2342
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A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.
0.631 inches minimum and 0.651 inches maximum thread length, right-hand thread direction, flat countersunk head style, 0.937 inches minimum and 0.984 inches maximum fastener length, 3a 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
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.631 inches minimum and 0.651 inches maximum
- Fastener Length
- 0.937 inches minimum and 0.984 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.752 inches minimum and 0.762 inches maximum
- Grip Diameter
- 0.3733 inches minimum and 0.3742 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.375 inches
- Grip Length
- 0.302 inches minimum and 0.322 inches maximum
- Width Across Flats
- 0.220 inches minimum and 0.222 inches maximum
- Thread Quantity Per Inch
- 24
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Surface Finish
- 32.0 microinches bearing surface of head
- Surface Finish
- 32.0 microinches grip
- Surface Finish
- 32.0 microinches threads
- Material
- steel comp 4140 or steel comp 8740 or steel comp 4340 overall
- Material Document And Classification
- mil-s-5626 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or mil-s-8844 mil spec 3rd material response or ams6414 assn std 3rd material response overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416,ty 2,cl 2 fed spec single treatment response overall
- Thread Series Designator
- unjf
- Specification/Standard Data
- 80205-nas336 professional/industrial association standard
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 |
|---|---|
| NAS336C7 | Close Tolerance Screw |
FAQs
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