12Z8-285
View detailed technical data, stock status, and sourcing information for: 12Z8-285
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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.
right-hand thread direction, 0.917 inches minimum and 1.000 inches maximum thread length, 2a thread class, pan head style, 1.000 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
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.917 inches minimum and 1.000 inches maximum
- Fastener Length
- 1.000 inches nominal
- Head Style
- pan
- Head Diameter
- 0.292 inches minimum and 0.312 inches maximum
- Head Height
- 0.154 inches minimum and 0.174 inches maximum
- Internal Drive Style
- slot
- Nominal Thread Diameter
- 0.190 inches
- Thread Quantity Per Inch
- 24
- Part Name Assigned By Controlling Agency
- navy special project
- Screw Material
- steel corrosion resisting
- Screw Surface Treatment
- zinc
- 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 |
|---|---|
| 12Z8-285 | Machine Screw |
FAQs
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What is the FSCG of the NSN 5305-01-323-8284?
Does the NSN 5305-01-323-8284 have a Schedule B code assigned?
Does NSN 5305-01-323-8284 require demilitarization?
Does NSN 5305-01-323-8284 contain precious materials?
Does NSN 5305-01-323-8284 contain hazardous materials?
When the NSN 5305-01-323-8284 was assigned to the Federal Catalog?
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