CAV71-2-4E

View detailed technical data, stock status, and sourcing information for: CAV71-2-4E
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-616-8543

Item Name Code

06657

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, fillister head style, 0.214 inches minimum and 0.250 inches maximum thread length, 0.219 inches minimum and 0.250 inches maximum fastener length, 2a 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: 2a
Thread Direction: right-hand
Thread Length: 0.214 inches minimum and 0.250 inches maximum
Fastener Length: 0.219 inches minimum and 0.250 inches maximum
Head Style: fillister
Head Diameter: 0.124 inches minimum and 0.140 inches maximum
Head Height: 0.055 inches minimum and 0.062 inches maximum
Hole Diameter: 0.031 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.086 inches
Hole Quantity: 1
Thread Quantity Per Inch: 56
Minimum Tensile Strength: 55000 pounds per square inch
Screw Material: steel
Screw Material Document And Classification: qq-s-633 fed spec single material response
Screw Surface Treatment: cadmium and chromate
Screw Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec single treatment response
Head Hole Configuration Style: round
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-022-4911	No Name Available	09/01/2023
5305-00-022-4955	No Name Available	03/01/1980
5305-00-614-0285	No Name Available	01/01/1963
5305-00-616-6171	No Name Available	12/01/1982

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
CAV71-2-4E	Machine Screw
MS35265-3	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-616-8543?

The FSCG of the NSN 5305-00-616-8543 is 5305

Does the NSN 5305-00-616-8543 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-616-8543 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 5305-00-616-8543 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-616-8543 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 5305-00-616-8543 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963