5305-00-273-5301
Find complete technical information, availability, and procurement data for: 5305-00-273-5301
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An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.
flat chamfer head style, 3a thread class, 1.125 inches nominal thread length, right-hand thread direction, 1.250 inches nominal 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
- 1.125 inches nominal
- Fastener Length
- 1.250 inches nominal
- Head Style
- flat chamfer
- Head Diameter
- 0.429 inches minimum and 0.437 inches maximum
- Head Height
- 0.306 inches minimum and 0.312 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.312 inches
- Width Across Flats
- 0.218 inches minimum and 0.220 inches maximum
- Thread Quantity Per Inch
- 18
- Hardness Rating
- 36.0 rockwell c minimum and 43.0 rockwell c maximum overall
- Minimum Yield Strength
- 140000 pounds per square inch
- Material
- steel comp 4135 or steel comp 4137 or steel comp 8635 or steel comp 8640 overall
- Material Document And Classification
- qq-s-624 fed spec all material responses overall
- Surface Treatment
- zinc overall
- Thread Series Designator
- unc
- Nondefinitive Spec/Std Data
- 1 type and 11 style
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FAQs
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When the NSN 5305-00-273-5301 was assigned to the Federal Catalog?
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