51-11-309-24

View detailed technical data, stock status, and sourcing information for: 51-11-309-24
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-059-7685

Item Name Code

33044

Assigment Date

04/15/1978 (48 years ago)

A cylindrically shaped item designed to be inserted into a panel to position and retain ejector spring, turnlock fastener used with a stud, turnlock fastener.

2a thread class, 0.938 inches nominal fastener length, 0.375 inches nominal thread length, knurled no. 4 head style, right-hand thread direction

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: 0.375 inches nominal
Fastener Length: 0.938 inches nominal
Head Style: knurled no. 4
Head Diameter: 0.750 inches nominal
Head Height: 0.250 inches nominal
Internal Drive Style: slot
Material Accommodated Thickness: 0.234 inches minimum and 0.266 inches maximum
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Special Features: head vertically knurled
Material: steel corrosion resisting fastener
Material: steel corrosion resisting stand-off
Surface Treatment: passivate fastener
Surface Treatment: passivate stand-off
Thread Series Designator: unc

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
51-11-309-24	Panel Screw Assembly

FAQs

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

What is the FSCG of the NSN 5305-01-059-7685?

The FSCG of the NSN 5305-01-059-7685 is 5305

Does the NSN 5305-01-059-7685 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-059-7685 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 5305-01-059-7685 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-059-7685 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 5305-01-059-7685 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Apr 15, 1978