5305-01-259-3548
Find complete technical information, availability, and procurement data for: 5305-01-259-3548
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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.
pan no. 2 head style, 3a thread class, right-hand thread direction, 1.605 inches minimum and 1.635 inches maximum fastener length, 0.370 inches nominal 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
- 0.370 inches nominal
- Fastener Length
- 1.605 inches minimum and 1.635 inches maximum
- Head Style
- pan no. 2
- Head Diameter
- 0.473 inches minimum and 0.492 inches maximum
- Head Height
- 0.133 inches minimum and 0.150 inches maximum
- Grip Diameter
- 0.2485 inches minimum and 0.2495 inches maximum
- Internal Drive Style
- tri-wing recess
- Nominal Thread Diameter
- 0.2500 inches
- Grip Length
- 1.240 inches minimum and 1.260 inches maximum
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
- Material
- iron alloy 660 overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416 ty2 cl3 fed spec 1st treatment response overall
- Thread Series Designator
- unjf
- Specification/Standard Data
- 80205-nas5004 professional/industrial association standard
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 |
|---|---|
| NAS5004-20 | Close Tolerance Screw |
FAQs
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