NSN 5305-01-491-7537
Panel Assembly Fastener
Between 0.719 inches and 0.784 inches fastener length, flat chamfer head style, between 0.344 inches and 0.406 inches head diameter, head height: between 0.156 inches and 0.219 inches .
Manufacturer part number NASM51576-21 for national stock number 5305014917537.
Datasheet
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Product description
Shoulder Screw NSN 5305-01-491-7537.
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MPN or Model
NASM51576-21
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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
2a -
Thread Direction
Right-hand -
Thread Length
Between 0.219 inches and 0.281 inches -
Fastener Length
Between 0.719 inches and 0.784 inches -
Head Style
Flat chamfer -
Head Diameter
Between 0.344 inches and 0.406 inches -
Head Height
Between 0.156 inches and 0.219 inches -
Shoulder Diameter
0.2485 inches first shoulder and 0.2495 inches first shoulder -
Shoulder Length
0.622 inches first shoulder and 0.628 inches first shoulder -
Internal Drive Style
Hexagon -
Thread Diameter
0.190 inches -
Width Across Flats
0.125 inches -
Thready Qty Per Inch (tpi)
32 -
Shoulder Shape
Round first shoulder -
Material
Steel comp 303 -
Material Specification
Astma493 assn standard single material response -
Surface Treatment
Passivate -
Surface Treatment Specification
Qq-p-35 federal specification single treatment response -
Thread Series Designator
Unc
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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.
![Mechanic Bill explains Panel Assembly Fastener](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 5305-01-491-7537 shoulder screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
NASM51576-21 | National Aerospace Standards |
MS51576-21 | Military Standards |
Stock Check
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