5305-01-287-6287
Find complete technical information, availability, and procurement data for: 5305-01-287-6287
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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.
1.007 inches minimum and 1.037 inches maximum fastener length, oval countersunk undercut head style, 3a thread class, right-hand thread direction, 0.372 inches minimum and 0.422 inches maximum 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
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.372 inches minimum and 0.422 inches maximum
- Fastener Length
- 1.007 inches minimum and 1.037 inches maximum
- Head Style
- oval countersunk undercut
- Head Diameter
- 0.355 inches minimum and 0.397 inches maximum
- Head Height
- 0.095 inches minimum and 0.101 inches maximum
- Grip Diameter
- 0.2490 inches minimum and 0.2495 inches maximum
- Internal Drive Style
- torque-set ribbed
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 0.615 inches minimum and 0.635 inches maximum
- Thread Quantity Per Inch
- 28
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Material
- steel comp xm-13 overall
- Material Document And Classification
- ams5629 assn std single material response overall
- Surface Treatment
- passivate overall
- Surface Treatment Document And Classification
- qq-p-35 fed spec single treatment response 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 |
|---|---|
| LD111-0047-2410 | Close Tolerance Screw |
| ST0160LB0009 | Close Tolerance Screw |
FAQs
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