Socket Head Cap Screw

Model / MPN: 616740 | NSN: 5305-00-142-4828

An externally threaded fastener whose threaded portion is of one diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Product Details

NATO Stock Number

5305-00-142-4828

Sold in multiples of

1 EA

DEMIL

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.297 inches and 0.391 inches

Fastener Length

Between 0.359 inches and 0.391 inches

Head Diameter

Between 0.262 inches and 0.270 inches

Head Height

Between 0.159 inches and 0.164 inches

Width Between Flats

Between 0.200 inches and 0.210 inches

Internal Drive Style

Hexagon

Thread Diameter

0.164 inches

Width Across Flats

Between 0.141 inches and 0.143 inches

Thready Qty Per Inch (tpi)

Surface Finish

125.0 microinches top of head

Surface Finish

32.0 microinches threads

Surface Finish

63.0 microinches bearing surface of head

Material

Steel

Material Specification

Ams 5637 assn standard single material response

Thread Series Designator

Unc

61674 Series Parts

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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ISO 9001:2015 + AS9120B
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616740 Cross Reference

616740