WC4020-3-9

View detailed technical data, stock status, and sourcing information for: WC4020-3-9
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part WC4020-3-9 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-496-9577

Item Name Code

29294

Assigment Date

05/02/2002 (24 years ago)

0.952 inches minimum and 0.999 inches maximum fastener length, flat countersunk undercut head style, 0.406 inches nominal thread length, right-hand thread direction, 3a thread class

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: 0.406 inches nominal
Fastener Length: 0.952 inches minimum and 0.999 inches maximum
Head Style: flat countersunk undercut
Head Diameter: 0.377 inches minimum and 0.381 inches maximum
Head Height: 0.044 inches minimum and 0.046 inches maximum
Grip Diameter: 0.189 inches minimum and 0.190 inches maximum
Internal Drive Style: high-torque
End Item Identification: cbil for c/d/
Nominal Thread Diameter: 0.190 inches
Grip Length: 0.562 inches nominal
Thread Quantity Per Inch: 32
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Part Name Assigned By Controlling Agency: navy special project
Material: steel comp xm-13 overall
Material Document And Classification: ams5629, comp xm-13 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unf

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
HT4020-3-9	Close Tolerance Screw
ST3M652C3-9D	Close Tolerance Screw
WC4020-3-9	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-496-9577?

The FSCG of the NSN 5305-01-496-9577 is 5305

Does the NSN 5305-01-496-9577 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-496-9577 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 5305-01-496-9577 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-496-9577 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 5305-01-496-9577 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Thu, May 2, 2002