5305-01-271-8396

Find complete technical information, availability, and procurement data for: 5305-01-271-8396
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-271-8396

Item Name Code

33044

Assigment Date

01/31/1988 (38 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.546 inches minimum and 0.578 inches maximum fastener length, right-hand thread direction, fillister head style, 3a thread class, 0.296 inches minimum and 0.328 inches maximum thread length

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: 0.296 inches minimum and 0.328 inches maximum
Fastener Length: 0.546 inches minimum and 0.578 inches maximum
Head Style: fillister
Head Diameter: 0.280 inches minimum and 0.320 inches maximum
Head Height: 0.720 inches minimum and 0.770 inches maximum
Internal Drive Style: slot
Material Accommodated Thickness: 0.084 inches minimum and 0.096 inches maximum
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Special Features: min. tensile strength 70000 on 300 series only
Material: steel comp 301 or steel comp 302 or steel comp 303 or steel comp 384 or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 1552 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 1054 or steel comp 1055 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 323 or steel comp 324 or steel comp 347 or steel comp 348 or steel comp 385 or steel comp 302b stand-off
Material: steel comp 301 or steel comp 302 or steel comp 303 or steel comp 384 or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 1552 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 1054 or steel comp 1055 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 323 or steel comp 324 or steel comp 347 or steel comp 348 or steel comp 385 or steel comp 302b fastener
Material: steel comp 302 or steel comp 304 or steel comp 305 or steel comp 310 or steel comp 316 or steel comp 321 or steel comp 347 or steel comp 410 or steel comp 420 or steel comp 430 spring
Material Document And Classification: qq-w-423 fed spec single material response spring
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
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
11438158-3	Panel Screw Assembly
CA29040-08-3-9S	Panel Screw Assembly
D7920S-8-C-9	Panel Screw Assembly

FAQs

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

What is the FSCG of the NSN 5305-01-271-8396?

The FSCG of the NSN 5305-01-271-8396 is 5305

Does the NSN 5305-01-271-8396 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-271-8396 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 5305-01-271-8396 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-271-8396 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 5305-01-271-8396 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Sun, Jan 31, 1988