NAS149ADH53
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An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes:setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.
right-hand thread direction, bevel-conical head style, 0.860 inches minimum and 0.890 inches maximum thread length, 3a thread class, 3.2975 inches minimum and 3.3275 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
- 0.860 inches minimum and 0.890 inches maximum
- Fastener Length
- 3.2975 inches minimum and 3.3275 inches maximum
- Head Style
- bevel-conical
- Head Diameter
- 0.927 inches minimum and 0.938 inches maximum
- Head Height
- 0.529 inches nominal
- Hole Diameter
- 0.055 inches nominal
- Shank Unthreaded Hole Diameter
- 0.141 inches nominal first hole
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.562 inches
- Width Across Flats
- 0.5005 inches minimum and 0.5035 inches maximum
- Hole Quantity
- 6
- Hole Type
- drilled
- Thread Quantity Per Inch
- 18
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hole Configuration Style
- round
- Distance From Head Largest Bearing Surface To Shank Hole Center
- 3.109 inches nominal first hole
- Material
- steel comp 4140 or steel comp 6150 or steel comp 8740 or steel comp 3140 overall
- Material Document And Classification
- mil-s-5000 cond c,4 mil spec 1st material response or mil-s-6049 cond c,4 mil spec 2nd material response or mil-s-8503 cond c,4 mil spec 3rd material response or qq-s-690 cond e,4 fed spec 4th material response overall
- Surface Treatment
- cadmium overall
- 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 |
|---|---|
| NAS149ADH53 | Internal Wrenching Bolt |
FAQs
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What is the FSCG of the NSN 5306-00-282-4737?
Does the NSN 5306-00-282-4737 have a Schedule B code assigned?
Does NSN 5306-00-282-4737 require demilitarization?
Does NSN 5306-00-282-4737 contain precious materials?
Does NSN 5306-00-282-4737 contain hazardous materials?
When the NSN 5306-00-282-4737 was assigned to the Federal Catalog?
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