5305-01-548-8644

Find complete technical information, availability, and procurement data for: 5305-01-548-8644
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-548-8644

Item Name Code

06657

Assigment Date

03/06/2007 (19 years ago)

A nut, flat on top and bottom, having 4 flat sides. 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.)

3a thread class, right-hand thread direction, 1.546 inches minimum and 1.592 inches maximum fastener length, hexagon head style, 1.498 inches minimum and 1.530 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: 1.498 inches minimum and 1.530 inches maximum
Fastener Length: 1.546 inches minimum and 1.592 inches maximum
Head Style: hexagon
Head Height: 0.125 inches minimum and 0.140 inches maximum
Width Between Flats: 0.367 inches minimum and 0.376 inches maximum
Internal Drive Style: cross recess type ii
End Item Identification: aircraft osprey v-22a
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Part Name Assigned By Controlling Agency: screw,hex head, cruciform recess
Screw Material: steel corrosion resisting
Screw Material Document And Classification: a286 cres (uns s66286) conforming to the chemistry of ams5731, ams5732, ams5737 or ams5853 mfr ref single material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Thread Series Designator: unjf
Specification/Standard Data: 80205 - nas1802 professional/industrial association standard

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
M87114/4-8-25	Machine Screw
NAS1802-4-25	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-548-8644?

The FSCG of the NSN 5305-01-548-8644 is 5305

Does the NSN 5305-01-548-8644 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-548-8644 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 5305-01-548-8644 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-548-8644 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 5305-01-548-8644 was assigned to the Federal Catalog?

It was assigned 19 years ago, on Tue, Mar 6, 2007