5305-01-255-6551
Find complete technical information, availability, and procurement data for: 5305-01-255-6551
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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. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes:bolt, internal wrenching and screw, cap, socket head.
2.975 inches minimum and 3.005 inches maximum fastener length, right-hand thread direction, knurled no. 1 head style, 0.730 inches minimum and 0.750 inches maximum thread 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
- 0.730 inches minimum and 0.750 inches maximum
- Fastener Length
- 2.975 inches minimum and 3.005 inches maximum
- Head Style
- knurled no. 1
- Head Diameter
- 0.853 inches minimum and 0.875 inches maximum
- Head Height
- 0.368 inches minimum and 0.375 inches maximum
- Shoulder Diameter
- 0.622 inches minimum and 0.623 inches maximum first shoulder
- Shoulder Length
- 2.245 inches minimum and 2.255 inches maximum first shoulder
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.625 inches
- Width Across Flats
- 0.312 inches nominal
- Thread Quantity Per Inch
- 13
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 43.0 rockwell c maximum overall
- Shoulder Shape
- round first shoulder
- Material
- steel overall
- Surface Treatment
- oxide threads
- Surface Treatment
- oxide head
- Thread Series Designator
- unrc
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 |
|---|---|
| 12705-10C-36 | Shoulder Screw |
| V820-5952576 ITEM 1 | Shoulder Screw |
FAQs
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