5320-01-621-8971
Find complete technical information, availability, and procurement data for: 5320-01-621-8971
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A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.
3a thread class, 1.195 inches nominal fastener length, straight pan head style, 0.085 inches nominal head height, 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
- 3a
- Thread Direction
- right-hand
- Fastener Length
- 1.195 inches nominal
- Head Style
- straight pan
- Head Height
- 0.085 inches nominal
- Width Between Flats
- 0.122 inches minimum and 0.142 inches maximum
- Shank Diameter
- 0.250 inches nominal
- Shank Style
- pin-rivet, straight, threaded
- Head Major Diameter
- 0.415 inches minimum and 0.440 inches maximum
- Lubrication
- cetyl alcohol, spec 305, hi-shear corp
- Grip Length
- 0.875 inches nominal
- Thread Quantity Per Inch
- 28
- Nominal Thread Size
- 0.250 inches
- Shear Strength
- 12260 double pounds per square inch
- Part Name Assigned By Controlling Agency
- pin,protruding tension head
- Material
- nickel alloy 718 overall
- Surface Treatment
- aluminum overall
- Thread Series Designator
- unjf
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 |
|---|---|
| 100-191-8-14 | Pin-Rivet |
FAQs
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