NSN 5305-01-058-0752
High Torque Screw
Between 0.575 inches and 0.605 inches fastener length, flat countersunk head style, between 0.350 inches and 0.399 inches head diameter, grip diameter: between 0.2490 inches and 0.2495 inches .
Manufacturer part number NAS1581C4T3 for national stock number 5305010580752.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-058-0752.
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MPN or Model
NAS1581C4T3
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Schedule B
7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment) -
NMF (National Motor Freight)
093486 - Bolts, Nuts Or Screws, NOI (sub 3) -
Unit Weight (Est.)
0.1 lb -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.378 inches and 0.428 inches -
Fastener Length
Between 0.575 inches and 0.605 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.350 inches and 0.399 inches -
Grip Diameter
Between 0.2490 inches and 0.2495 inches -
Internal Drive Style
Offset cruciform (torque set) -
Thread Diameter
0.250 inches -
Grip Length
Between 0.177 inches and 0.197 inches -
Thready Qty Per Inch (tpi)
28 -
Min. Tensile Strength (psi)
160000 pounds per square inch -
Hardness Rating
24.0 rockwell c and 35.0 rockwell c -
Countersink Angle
100.0 degrees -
Surface Finish
32.0 microinches threads -
Material
Iron alloy 660 -
Surface Treatment
Passivate -
Thread Series Designator
Unjf -
Specification Data
80205-nas1581 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 5305-01-058-0752 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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NAS1581C4T3 | National Aerospace Standards |
Stock Check
- NE: 7222
- NS: 1784
- SV: 8