NSN 5305-00-837-8758
Panel Assembly Fastener
Between 0.578 inches and 0.625 inches fastener length, flat countersunk head style, between 0.376 inches and 0.381 inches head diameter, shoulder diameter: 0.217 inches first shoulder and 0.218 inches first shoulder.
Manufacturer part number NAS1603-3 for national stock number 5305008378758.
Datasheet
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Product description
Shoulder Screw NSN 5305-00-837-8758.
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MPN or Model
NAS1603-3
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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 0.318 inches and 0.447 inches -
Fastener Length
Between 0.578 inches and 0.625 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.376 inches and 0.381 inches -
Shoulder Diameter
0.217 inches first shoulder and 0.218 inches first shoulder -
Shoulder Length
0.111 inches first shoulder and 0.133 inches first shoulder -
Internal Drive Style
High-torque -
Thread Diameter
0.190 inches -
Thready Qty Per Inch (tpi)
32 -
Min. Tensile Strength (psi)
160000 pounds per square inch -
Hardness Rating
36.0 rockwell c and 40.0 rockwell c -
Countersink Angle
100.0 degrees -
Shoulder Shape
Round first shoulder -
Material
Steel comp e4340 or steel comp 4340 or steel comp 8740 or steel comp 8735 or steel comp 6150 or steel comp 4140 or steel comp 4037 or steel comp 4130 -
Surface Treatment
Cadmium and chromate -
Surface Treatment Specification
Qq-p-416, type 2, cl 3 federal specification single treatment response -
Thread Series Designator
Unf
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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.
Pricing and Availability
Get a quote for 5305-00-837-8758 shoulder screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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NAS1603-3 | National Aerospace Standards |