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NSN 5305-00-724-3894

Button Head Socket Screw

About this product

0.312 inches fastener length, flat countersunk head style, between 0.257 inches and 0.279 inches head diameter, locking feature: patch threads or strip threads.

Manufacturer part number LL51959-27 for national stock number 5305007243894.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-00-724-3894.

  • MPN or Model

    LL51959-27

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • Thread Class
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    0.312 inches
  • Fastener Length
    0.312 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.257 inches and 0.279 inches
  • Locking Feature
    Patch threads or strip threads
  • Internal Drive Style
    Cross recess type 1
  • Thread Diameter
    0.138 inches
  • Thready Qty Per Inch (tpi)
    32
  • Countersink Angle
    Between 80.0 degrees and 82.0 degrees
  • Material
    Steel comp 301 or steel comp 202 or steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 403 or steel comp 405 or steel comp 410 or steel comp 414 or steel comp 416 or steel comp 416se or steel comp 420 or steel comp 420f or steel comp 430 or steel comp 430f or steel comp 430fse or steel comp 431 or steel comp 440a or steel comp 440b or steel comp 440c or steel comp 446
  • Material Specification
    66 federal standard single material response
  • Surface Treatment
    Passivate
  • Thread Series Designator
    Unc
More from these suppliers
Socket Head Cap Screw

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Mechanic Bill explains Button Head Socket Screw

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NSN 5305007243894

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
LL51959-27 Long-lok Fasteners Corporation
GS21-206RC6X5-16 Harris Corporation
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