WC4020-6-10AX

View detailed technical data, stock status, and sourcing information for: WC4020-6-10AX
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-144-0988

Item Name Code

22846

Assigment Date

12/14/1982 (43 years ago)

3a thread class, right-hand thread direction, flat countersunk undercut head style, 0.615 inches minimum and 0.682 inches maximum thread length, 1.250 inches minimum and 1.297 inches maximum fastener length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.615 inches minimum and 0.682 inches maximum
Fastener Length: 1.250 inches minimum and 1.297 inches maximum
Head Style: flat countersunk undercut
Head Diameter: 0.756 inches minimum and 0.760 inches maximum
Head Height: 0.109 inches minimum and 0.111 inches maximum
Shoulder Diameter: 0.3896 inches minimum and 0.3901 inches maximum first shoulder
Shoulder Length: 0.504 inches minimum and 0.526 inches maximum first shoulder
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 24
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Shoulder Shape: round first shoulder
Special Features: furnished with one rubber o ring
Material: steel comp xm-13 overall
Material Document And Classification: ams5629 assn std single material response overall
Thread Series Designator: unjf

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
HT4020-6-10AX	Shoulder Screw
ST3M653C6-10A	Shoulder Screw
WC4020-6-10AX	Shoulder Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-01-144-0988?

The FSCG of the NSN 5305-01-144-0988 is 5305

Does the NSN 5305-01-144-0988 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-144-0988 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5305-01-144-0988 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-144-0988 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5305-01-144-0988 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Tue, Dec 14, 1982