5305-00-034-1139
Find complete technical information, availability, and procurement data for: 5305-00-034-1139
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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.
3a thread class, right-hand thread direction, 1.375 inches minimum thread length, flat chamfer head style, 2.750 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
- 1.375 inches minimum
- Fastener Length
- 2.750 inches nominal
- Head Style
- flat chamfer
- Head Diameter
- 0.429 inches minimum and 0.438 inches maximum
- Head Height
- 0.306 inches minimum and 0.312 inches maximum
- Locking Feature
- pellet threads
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.312 inches
- Width Across Flats
- 0.219 inches nominal
- Thread Quantity Per Inch
- 18
- Material
- steel comp 4037 or steel comp 4137 or steel comp 4140 or steel comp 4340 or steel comp 8630 or steel comp 8740 overall
- Material Document And Classification
- 66 fed std all material responses overall
- Thread Series Designator
- unc
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 |
|---|---|
| 1611200PC72 | Socket Head Cap Screw |
FAQs
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When the NSN 5305-00-034-1139 was assigned to the Federal Catalog?
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