NSN 5305-00-935-2985

Panel Assembly Fastener

About this product

Between 2.418 inches and 2.438 inches fastener length, flat chamfer head style, between 0.419 inches and 0.437 inches head diameter, head height: between 0.209 inches and 0.219 inches .

Manufacturer part number MS51975-15 for national stock number 5305009352985.

Picture of NSN 5305-00-935-2985


  • Product description

    Shoulder Screw NSN 5305-00-935-2985.

  • MPN or Model


  • 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
  • Thread Direction
  • Thread Length
    Between 0.418 inches and 0.438 inches
  • Fastener Length
    Between 2.418 inches and 2.438 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 0.419 inches and 0.437 inches
  • Head Height
    Between 0.209 inches and 0.219 inches
  • Shoulder Diameter
    0.3080 inches first shoulder and 0.3100 inches first shoulder
  • Shoulder Length
    2.000 inches first shoulder
  • Internal Drive Style
  • Thread Diameter
    0.250 inches
  • Width Across Flats
    0.156 inches
  • Thready Qty Per Inch (tpi)
  • Min. Tensile Strength (psi)
    140000 pounds per square inch
  • Hardness Rating
    32.0 rockwell c and 43.0 rockwell c
  • Shoulder Shape
    Round first shoulder
  • Material
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416, ty2 cl3 federal specification single treatment response
  • Thread Series Designator
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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 5305009352985

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
MS51975-15 National Aerospace Standards
MS51975-15 Military Standards
Stock Check
Availability for this item was last checked on 05/15/23. The quantities and conditions available at the time were:
  • NS: 51
  • NE: 1135