20Z42D5

View detailed technical data, stock status, and sourcing information for: 20Z42D5

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20Z42D5
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-253-5622
Item Name Code
15896
Assigment Date
01/01/1963 (63 years ago)

A hardened cylindrical fastener with multiple spiral flutes on its shank. It also has an end smaller in diameter than the outside diameter of the spiral flutes, which acts as a pilot when driven into a drilled hole.

0.132 inches minimum and 0.136 inches maximum pilot diameter, 0.375 inches nominal fastener length, 0.107 inches minimum and 0.120 inches maximum head height, 0.287 inches minimum and 0.309 inches maximum head diameter, round head style

Product Characteristics

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

Fastener Length
0.375 inches nominal
Head Style
round
Head Diameter
0.287 inches minimum and 0.309 inches maximum
Head Height
0.107 inches minimum and 0.120 inches maximum
Pilot Diameter
0.132 inches minimum and 0.136 inches maximum
Pilot Length
0.062 inches nominal
End Item Identification
logistics support vessel
Features Provided
casehardened
Nonmachine Thread Style
drive screw (type u)
Nonmachine Nominal Thread Diameter
0.164 inches
Material
steel overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416 ty 2 cl 3 fed spec all treatment responses overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-166-1710 No Name Available 09/01/1982
5305-00-816-4433 No Name Available 01/01/1962
5305-01-057-2836 No Name Available 12/01/1991
5305-01-089-7063 No Name Available 04/01/1998

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
145382 Drive Screw
20Z42D5 Drive Screw
7F9090 Drive Screw
MS21318-41 Drive Screw

FAQs

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

What is the FSCG of the NSN 5305-00-253-5622?
The FSCG of the NSN 5305-00-253-5622 is 5305
Does the NSN 5305-00-253-5622 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-253-5622 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 5305-00-253-5622 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-253-5622 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 5305-00-253-5622 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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