5305-00-823-5683
Find complete technical information, availability, and procurement data for: 5305-00-823-5683
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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.
3a thread class, 0.406 inches minimum thread length, right-hand thread direction, flat countersunk head style, 1.078 inches minimum and 1.125 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
- 0.406 inches minimum
- Fastener Length
- 1.078 inches minimum and 1.125 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.376 inches minimum and 0.381 inches maximum
- Shoulder Diameter
- 0.217 inches minimum and 0.218 inches maximum first shoulder
- Shoulder Length
- 0.589 inches minimum and 0.636 inches maximum first shoulder
- Internal Drive Style
- high-torque
- Nominal Thread Diameter
- 0.190 inches
- Thread Quantity Per Inch
- 32
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
- Countersink Angle
- 100.0 degrees nominal
- Shoulder Shape
- round first shoulder
- Material
- steel overall
- Surface Treatment
- cadmium overall
- Thread Series Designator
- unf
- Specification/Standard Data
- 80205-nas1603 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 |
|---|---|
| NAS1603-11 | Shoulder Screw |
FAQs
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