Square Neck Bolt

Model / MPN: 128321 | NSN: 5306-00-012-8321

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

5306-00-012-8321

Sold in multiples of

1 HD

DEMIL

Thread Class

Thread Direction

Right-hand

Thread Length

0.625 inches

Fastener Length

0.875 inches

Head Style

Oval

Head Diameter

0.625 inches

Head Height

0.094 inches

Neck Length

Between 0.094 inches and 0.125 inches

Thread Diameter

0.190 inches

Thready Qty Per Inch (tpi)

Neck Width

Between 0.185 inches and 0.199 inches

Material

Steel

Material Specification

Qq-s-633, canc federal specification single material response

Thread Series Designator

Unc

12832 Series Parts

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