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NSN 5305-01-398-2596

Panel Assembly Fastener

About this product

Between 1.472 inches and 1.531 inches fastener length, flat chamfer head style, between 0.344 inches and 0.406 inches head diameter, head height: between 0.156 inches and 0.239 inches .

Manufacturer part number MS51575-25 for national stock number 5305013982596.

Datasheet

  • Product description

    Shoulder Screw NSN 5305-01-398-2596.

  • MPN or Model

    MS51575-25

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.219 inches and 0.281 inches
  • Fastener Length
    Between 1.472 inches and 1.531 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 0.344 inches and 0.406 inches
  • Head Height
    Between 0.156 inches and 0.239 inches
  • Shoulder Diameter
    0.248 inches first shoulder and 0.250 inches first shoulder
  • Shoulder Length
    1.250 inches first shoulder and 1.253 inches first shoulder
  • Internal Drive Style
    Slot
  • End Application
    Spec item
  • Thread Diameter
    0.190 inches
  • Thready Qty Per Inch (tpi)
    32
  • Hardness Rating
    32.0 rockwell c and 43.0 rockwell c
  • Shoulder Shape
    Round first shoulder
  • Material
    Steel comp 303
  • Material Specification
    Astm a582, cond a assn standard single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Thread Series Designator
    Unf
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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 5305013982596

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
MS51575-25 Military Standards
MIL-S-21472 Federal Specifications
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