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Worldwide distributor of NSN parts and consumables located in the USA.

Square Neck Bolt

Model / MPN: 126544 | NSN: 5306-00-012-6544
ITAR Registered seal

A headed externally threaded fastener whose threaded portion is of one diameter, with a square neck directly beneath the head.

Product Details
NATO Stock Number
5306-00-012-6544
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.938 inches
Fastener Length
1.500 inches
Head Style
Button
Head Diameter
Between 1.219 inches and 1.344 inches
Head Height
Between 0.313 inches and 0.344 inches
Neck Length
Between 0.313 inches and 0.344 inches
Thread Diameter
0.625 inches
Thready Qty Per Inch (tpi)
11
Min. Tensile Strength (psi)
55000 pounds per square inch
Minimum Yield Strength
40000 pounds per square inch
Neck Width
Between 0.615 inches and 0.642 inches
Material
Steel
Material Specification
Gm 255m, general motors corporation mfr ref single material response
Surface Treatment
Phosphate
Surface Treatment Specification
Mil-c-16232, type 2 military specification single treatment response
Thread Series Designator
Unc
12654 Series Parts

Pricing and Availability

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126544 Cross Reference