NSN 5305-01-259-3548
High Torque Screw
Between 1.605 inches and 1.635 inches fastener length, pan no. 2 head style, between 0.473 inches and 0.492 inches head diameter, head height: between 0.133 inches and 0.150 inches .
Manufacturer part number NAS5004-20 for national stock number 5305012593548.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-259-3548.
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MPN or Model
NAS5004-20
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Schedule B
7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment) -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
0.370 inches -
Fastener Length
Between 1.605 inches and 1.635 inches -
Head Style
Pan no. 2 -
Head Diameter
Between 0.473 inches and 0.492 inches -
Head Height
Between 0.133 inches and 0.150 inches -
Grip Diameter
Between 0.2485 inches and 0.2495 inches -
Internal Drive Style
Tri-wing recess -
Thread Diameter
0.2500 inches -
Grip Length
Between 1.240 inches and 1.260 inches -
Thready Qty Per Inch (tpi)
28 -
Min. Tensile Strength (psi)
160000 pounds per square inch -
Hardness Rating
36.0 rockwell c and 40.0 rockwell c -
Material
Iron alloy 660 -
Surface Treatment
Cadmium and chromate -
Surface Treatment Specification
Qq-p-416 ty2 cl3 federal specification 1st treatment response -
Thread Series Designator
Unjf -
Specification Data
80205-nas5004 professional/industrial association standard
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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.
Pricing and Availability
Get a quote for 5305-01-259-3548 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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NAS5004-20 | National Aerospace Standards |