NSN 5305-01-580-9523
High Torque Screw
1.639 inches fastener length, pan head style, between 0.473 inches and 0.492 inches head diameter, head height: between 0.162 inches and 0.175 inches .
Manufacturer part number BACB30NT4K20 for national stock number 5305015809523.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-580-9523.
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MPN or Model
BACB30NT4K20
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Schedule B
8108.90.8000 (Other wrought titanium, nesoi) -
NMF (National Motor Freight)
096640 - Screws, Iron Or Steel -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
0.389 inches -
Fastener Length
1.639 inches -
Head Style
Pan -
Head Diameter
Between 0.473 inches and 0.492 inches -
Head Height
Between 0.162 inches and 0.175 inches -
Grip Diameter
Between 0.2481 inches and 0.2495 inches -
Internal Drive Style
Cross recess type 1 -
Thread Diameter
0.250 inches -
Grip Length
Between 1.240 inches and 1.260 inches -
Thready Qty Per Inch (tpi)
28 -
Surface Finish
32.0 microinches threads -
Part Name Assigned By Controlling Agency
Bolt, pan head, cross recess, short thread -
Material
Titanium alloy uns r56400 -
Material Specification
Ams 4928 assn standard single material response or ams 4967 assn standard single material response -
Surface Treatment
Aluminum -
Surface Treatment Specification
Bms 10-85, type 1 assn standard single treatment response -
Thread Series Designator
Unjf
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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 5305-01-580-9523 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
BACB30NT4K20 | The Boeing Company |
BACB30NT4K20 | Sps Technologies, Llc |
BACB30NT4K20 | Huck International, Inc. |
BACB30NT4K20 | Sps Technologies, Llc |
BACB30NT4K20 | Hi-shear Corporation |