5305-01-434-0876

Find complete technical information, availability, and procurement data for: 5305-01-434-0876
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-434-0876

Item Name Code

06657

Assigment Date

07/19/1996 (30 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, flat countersunk head style, 3a thread class, 0.281 inches minimum and 0.312 inches maximum fastener length, 0.250 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: 0.250 inches maximum
Fastener Length: 0.281 inches minimum and 0.312 inches maximum
Head Style: flat countersunk
Head Diameter: 0.125 inches minimum and 0.176 inches maximum
Locking Feature: strip
Internal Drive Style: torque set
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: titanium alloy uns r56400
Locking Feature Material: plastic polyamide (nylon)
Screw Material Document And Classification: ams 4928 assn std single material response and ams 4967 assn std single material response
Locking Feature Material Document And Classification: mil-f-18240 mil spec single material response
Bearing Surface Of Head Surface Finish: 32.0 microinches
Shank Surface Finish: 32.0 microinches
Thread Surface Finish: 32.0 microinches
Thread Series Designator: unjf

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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:

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NAS1189V3T5L	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-434-0876?

The FSCG of the NSN 5305-01-434-0876 is 5305

Does the NSN 5305-01-434-0876 have a Schedule B code assigned?

Yes, the Schedule B code is 8108908000

Does NSN 5305-01-434-0876 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 5305-01-434-0876 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-434-0876 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 5305-01-434-0876 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Fri, Jul 19, 1996