NSN 5305-01-156-6313
High Torque Screw
Between 1.700 inches and 1.747 inches fastener length, flat countersunk head style, between 0.880 inches and 0.890 inches head diameter, grip diameter: between 0.4360 inches and 0.4370 inches .
Manufacturer part number BM19031-7-20D for national stock number 5305011566313.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-156-6313.
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MPN or Model
BM19031-7-20D
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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
0.466 inches -
Fastener Length
Between 1.700 inches and 1.747 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.880 inches and 0.890 inches -
Grip Diameter
Between 0.4360 inches and 0.4370 inches -
Shank Unthreaded Hole Diameter
0.106 inches first hole and 0.111 inches first hole -
Internal Drive Style
High-torque -
Thread Diameter
0.438 inches -
Grip Length
Between 0.428 inches and 0.448 inches -
Thready Qty Per Inch (tpi)
20 -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Distance From Head Largest Bearing Surface To Shank Hole Center
1.394 inches first hole and 1.431 inches first hole -
Material
Steel -
Surface Treatment
Cadmium -
Surface Treatment Specification
Mac p.S.1314 fscm 76301 mfr ref 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 5305-01-156-6313 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
BM19031-7-20D | Huck International, Inc. |
BM19031-7-20D | Huck Intl Inc |