5305-00-151-2278
Find complete technical information, availability, and procurement data for: 5305-00-151-2278
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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, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
2a thread class, 1.687 inches minimum and 1.750 inches maximum fastener length, flat countersunk head style, 1.587 inches minimum and 1.650 inches maximum thread length, 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
- 2a
- Thread Direction
- right-hand
- Thread Length
- 1.587 inches minimum and 1.650 inches maximum
- Fastener Length
- 1.687 inches minimum and 1.750 inches maximum
- Head Style
- flat countersunk
- Head Diameter
- 0.300 inches minimum and 0.332 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.164 inches
- Thread Quantity Per Inch
- 32
- Minimum Tensile Strength
- 55000 pounds per square inch
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Screw Material
- steel
- Screw Surface Treatment
- cadmium
- Thread Series Designator
- unc
- Nondefinitive Spec/Std Data
- iii type and 3c style
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-627-0140 | No Name Available | 01/01/1963 |
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 |
|---|---|
| AN507-832R28 | Machine Screw |
FAQs
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Does NSN 5305-00-151-2278 contain precious materials?
Does NSN 5305-00-151-2278 contain hazardous materials?
When the NSN 5305-00-151-2278 was assigned to the Federal Catalog?
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