NSN 5305-01-517-3069
High Torque Screw
1.235 inches fastener length, flat countersunk head style, between 0.927 inches and 1.019 inches head diameter, grip diameter: 0.4981 inches .
Manufacturer part number BACB30LR8K8 for national stock number 5305015173069.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-517-3069.
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MPN or Model
BACB30LR8K8
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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
0.735 inches -
Fastener Length
1.235 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.927 inches and 1.019 inches -
Grip Diameter
0.4981 inches -
Internal Drive Style
Cross recess type 1 -
Thread Diameter
0.500 inches -
Grip Length
Between 0.490 inches and 0.510 inches -
Thready Qty Per Inch (tpi)
20 -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Material
Iron alloy 660 -
Material Specification
Ams 5737 assn standard single material response -
Surface Treatment
Aluminum -
Surface Treatment Specification
Bms10-85 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 5305-01-517-3069 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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BACB30LR8K8 | The Boeing Company |