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NSN 5305-01-170-1348

Panel Assembly Fastener

About this product

Between 1.464 inches and 1.494 inches fastener length, flat countersunk head style, between 0.688 inches and 0.756 inches head diameter, shoulder diameter: 0.2641 inches first shoulder and 0.2651 inches first shoulder.

Manufacturer part number BACB30LL4-15X for national stock number 5305011701348.

Datasheet

  • Product description

    Shoulder Screw NSN 5305-01-170-1348.

  • MPN or Model

    BACB30LL4-15X

  • 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 0.516 inches and 0.566 inches
  • Fastener Length
    Between 1.464 inches and 1.494 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.688 inches and 0.756 inches
  • Shoulder Diameter
    0.2641 inches first shoulder and 0.2651 inches first shoulder
  • Shoulder Length
    0.825 inches first shoulder and 0.845 inches first shoulder
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Shoulder Shape
    Round first shoulder
  • Material
    Iron alloy 660
  • Material Specification
    Ams 5737 assn standard single material response
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416 type 2 class 2 federal specification single treatment response
  • Thread Series Designator
    Unjf
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Shoulder Screw

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes bolt, internal wrenching and screw, cap, socket head.

Mechanic Bill explains Panel Assembly Fastener

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NSN 5305011701348

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
BACB30LL4-15X Hi-shear Corporation
BACB30LL4-15X Lisi Aerospace Canada Corp
BACB30LL4-15X The Boeing Company
BACB30LL4-15X Huck International, Inc.
BACB30LL4-15X Arconic Global Fasteners & Rings,
BACB30LL4-15X Sps Technologies, Llc
BACB30LL4-15X Huck Intl Inc
BACB30LL4-15X Alcoa Global Fasteners, Inc.
Stock Check
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