5305-01-266-8398

Find complete technical information, availability, and procurement data for: 5305-01-266-8398
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-266-8398

Item Name Code

33044

Assigment Date

10/31/1987 (38 years ago)

0.356 inches nominal head diameter, 0.610 inches nominal fastener length, 3a thread class, right-hand thread direction, flat chamfer head style

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
Fastener Length: 0.610 inches nominal
Head Style: flat chamfer
Head Diameter: 0.356 inches nominal
Head Height: 0.270 inches nominal
Internal Drive Style: slot
Material Accommodated Thickness: 0.188 inches minimum and 0.250 inches maximum
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Material: aluminum alloy 6061 stand-off
Material: steel comp 302 spring
Material: steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384 fastener
Material Document And Classification: qq-a-225/8 t6 fed spec single material response stand-off
Material Document And Classification: qq-w-423 cond b fed spec single material response spring
Surface Treatment: anodize stand-off
Surface Treatment: passivate fastener
Surface Treatment: passivate spring
Surface Treatment Document And Classification: mil-a-8625 ty 1 cl 1 mil spec single treatment response stand-off
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response fastener
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response spring
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
D7500-6F-D-4	Panel Screw Assembly
ES8387-09D4	Panel Screw Assembly

FAQs

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

What is the FSCG of the NSN 5305-01-266-8398?

The FSCG of the NSN 5305-01-266-8398 is 5305

Does the NSN 5305-01-266-8398 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-266-8398 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 5305-01-266-8398 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-266-8398 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 5305-01-266-8398 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Sat, Oct 31, 1987