1175-8-7
View detailed technical data, stock status, and sourcing information for: 1175-8-7
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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.
0.438 inches nominal thread length, 2a thread class, 0.469 inches nominal fastener length, right-hand thread direction, flat countersunk head style
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
- 0.438 inches nominal
- Fastener Length
- 0.469 inches nominal
- 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
- Countersink Angle
- 80.0 degrees minimum and 82.0 degrees maximum
- Screw Material
- steel
- Screw Surface Treatment
- cadmium
- Thread Series Designator
- unc
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-271-8797 | No Name Available | 01/02/1975 |
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FAQs
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Does NSN 5305-00-156-2872 require demilitarization?
Does NSN 5305-00-156-2872 contain precious materials?
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When the NSN 5305-00-156-2872 was assigned to the Federal Catalog?
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