201A31-5
View detailed technical data, stock status, and sourcing information for: 201A31-5
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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, 0.312 inches nominal fastener length, right-hand thread direction, binding head style, 0.312 inches minimum thread 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
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.312 inches minimum
- Fastener Length
- 0.312 inches nominal
- Head Style
- binding
- Head Diameter
- 0.197 inches minimum and 0.208 inches maximum
- Head Height
- 0.048 inches minimum and 0.054 inches maximum
- Internal Drive Style
- slot
- Nominal Thread Diameter
- 0.099 inches
- Thread Quantity Per Inch
- 56
- Part Name Assigned By Controlling Agency
- navy special project
- Screw Material
- copper alloy
- Screw Surface Treatment
- nickel
- Thread Series Designator
- unf
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 |
|---|---|
| 107052-2204 | Machine Screw |
| 201A31-5 | Machine Screw |
FAQs
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What is the FSCG of the NSN 5305-00-680-6549?
Does the NSN 5305-00-680-6549 have a Schedule B code assigned?
Does NSN 5305-00-680-6549 require demilitarization?
Does NSN 5305-00-680-6549 contain precious materials?
Does NSN 5305-00-680-6549 contain hazardous materials?
When the NSN 5305-00-680-6549 was assigned to the Federal Catalog?
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