Socket Head Cap Screw

Model / MPN: CA21017-4-03 | NSN: 5305-01-183-5805

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

5305-01-183-5805

Sold in multiples of

100 EA

DEMIL

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.107 inches and 0.198 inches

Fastener Length

Between 0.178 inches and 0.198 inches

Head Style

Pan no. 2

Head Diameter

Between 0.477 inches and 0.492 inches

Head Height

Between 0.140 inches and 0.150 inches

Internal Drive Style

Hexagon

Thread Diameter

0.250 inches

Width Across Flats

Between 0.1565 inches and 0.1587 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

180000 pounds per square inch

Surface Finish

32.0 microinches bearing surface of head

Material

Iron alloy 660

Material Specification

Ams 5732 assn standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Thread Series Designator

Unjf

CA21017 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.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

CA21017-4-03 Cross Reference

FIT01-0001-4003
LE111-0001-4003