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NSN 5305-01-449-1909

Panel Assembly Fastener

About this product

Between 0.763 inches and 0.793 inches fastener length, flat countersunk head style, between 0.350 inches and 0.399 inches head diameter, shoulder diameter: 0.2637 inches first shoulder and 0.2643 inches first shoulder.

Manufacturer part number H185-4-6R for national stock number 5305014491909.

Datasheet

  • Product description

    Shoulder Screw NSN 5305-01-449-1909.

  • MPN or Model

    H185-4-6R

  • 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)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.332 inches and 0.403 inches
  • Fastener Length
    Between 0.763 inches and 0.793 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.350 inches and 0.399 inches
  • Shoulder Diameter
    0.2637 inches first shoulder and 0.2643 inches first shoulder
  • Shoulder Length
    0.312 inches first shoulder
  • Internal Drive Style
    Offset cruciform (torque set)
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    220000 pounds per square inch
  • Hardness Rating
    46.0 rockwell c and 50.0 rockwell c
  • Minimum Yield Strength
    132000 pounds per square inch
  • Countersink Angle
    99.0 degrees and 101.0 degrees
  • Shoulder Shape
    Round first shoulder
  • Material
    Steel comp h11
  • Material Specification
    Ams 6487 assn standard single material response
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Nas 672 assn standard 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 5305014491909

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
H185-4-6R Huck International, Inc.
AIC985-4-6R Sps Technologies, Llc
VT1694F4-6-R Arconic Global Fasteners & Rings,
PBF1166-4-6R Sps Technologies, Llc
121558-4-A6PX Sps Technologies, Llc
VT1694F4-6-R Alcoa Global Fasteners, Inc.
C7985-4-6R Lockheed Martin Corporation
H185-4-6R Huck Intl Inc
H185-4-6R Huck Intl Inc
H185-4-6R Huck International, Inc.
AIC985-4-6R Sps Technologies, Llc
VT1694F4-6-R Arconic Global Fasteners & Rings,
PBF1166-4-6R Sps Technologies, Llc
121558-4-A6PX Sps Technologies, Llc
VT1694F4-6-R Alcoa Global Fasteners, Inc.
C7985-4-6R Lockheed Martin Corporation
C7985-4-6R Sps Technologies, Llc
H185-4-6R Huck Intl Inc
H185-4-6R Huck International, Inc.
AIC985-4-6R Sps Technologies, Llc
VT1694F4-6-R Arconic Global Fasteners & Rings,
PBF1166-4-6R Sps Technologies, Llc
121558-4-A6PX Sps Technologies, Llc
VT1694F4-6-R Alcoa Global Fasteners, Inc.
C7985-4-6R Lockheed Martin Corporation
C7985-4-6R Sps Technologies, Llc
H185-4-6R Huck Intl Inc
Stock Check
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