FT1323-4-2-4

View detailed technical data, stock status, and sourcing information for: FT1323-4-2-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-278-9639

Item Name Code

33044

Assigment Date

05/11/1988 (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.)

right-hand thread direction, 0.141 inches minimum and 0.171 inches maximum thread length, flat chamfer head style, 3a thread class, 0.578 inches nominal fastener 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: 0.141 inches minimum and 0.171 inches maximum
Fastener Length: 0.578 inches nominal
Head Style: flat chamfer
Head Diameter: 0.190 inches minimum and 0.198 inches maximum
Head Height: 0.112 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.112 inches
Width Across Flats: 0.094 inches nominal
Thread Quantity Per Inch: 40
Minimum Tensile Strength: 140000 pounds per square inch
Material: iron alloy 660 fastener
Material: steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385 spring
Material: steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385 stand-off
Material Document And Classification: ams 5737 assn std single material response fastener
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
115017-01	Panel Screw Assembly
FT1323-4-2-4	Panel Screw Assembly

FAQs

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

What is the FSCG of the NSN 5305-01-278-9639?

The FSCG of the NSN 5305-01-278-9639 is 5305

Does the NSN 5305-01-278-9639 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-278-9639 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 5305-01-278-9639 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-278-9639 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 5305-01-278-9639 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Wed, May 11, 1988