3M381-3D16
View detailed technical data, stock status, and sourcing information for: 3M381-3D16
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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 has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes:thumbscrew.
0.313 inches minimum and 0.363 inches maximum thread length, dished hexagon head style, 1.323 inches minimum and 1.353 inches maximum fastener length, 3a thread class, right-hand thread direction
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
- 0.313 inches minimum and 0.363 inches maximum
- Fastener Length
- 1.323 inches minimum and 1.353 inches maximum
- Head Style
- dished hexagon
- Head Height
- 0.125 inches minimum and 0.140 inches maximum
- Width Between Flats
- 0.430 inches minimum and 0.439 inches maximum
- Shoulder Diameter
- 0.2485 inches minimum and 0.2495 inches maximum first shoulder
- Shoulder Length
- 0.990 inches minimum and 1.010 inches maximum first shoulder
- Shank Unthreaded Hole Diameter
- 0.070 inches minimum and 0.080 inches maximum first hole
- Nominal Thread Diameter
- 0.190 inches
- Features Provided
- finished head
- Thread Quantity Per Inch
- 32
- Hardness Rating
- 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
- Shoulder Shape
- round first shoulder
- Material
- steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150 overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416,ty 2 cl 3 fed spec single treatment response 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 |
|---|---|
| 3M381-3D16 | Shoulder Bolt |
FAQs
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What is the FSCG of the NSN 5306-01-249-4151?
Does the NSN 5306-01-249-4151 have a Schedule B code assigned?
Does NSN 5306-01-249-4151 require demilitarization?
Does NSN 5306-01-249-4151 contain precious materials?
Does NSN 5306-01-249-4151 contain hazardous materials?
When the NSN 5306-01-249-4151 was assigned to the Federal Catalog?
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