5305-01-263-4345

Find complete technical information, availability, and procurement data for: 5305-01-263-4345
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 5305-01-263-4345 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-263-4345

Item Name Code

16282

Assigment Date

09/14/1987 (38 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.359 inches minimum and 0.391 inches maximum fastener length, 3a thread class, 0.240 inches minimum and 0.334 inches maximum thread length, flat countersunk head style, right-hand thread direction

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: 0.240 inches minimum and 0.334 inches maximum
Fastener Length: 0.359 inches minimum and 0.391 inches maximum
Head Style: flat countersunk
Head Diameter: 0.267 inches minimum and 0.279 inches maximum
Locking Feature: patch threads
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.138 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
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Surface Finish: 63.0 microinches bearing surface of head
Material: iron alloy 660 fastener
Material: plastic locking feature
Material Document And Classification: ams 5731 assn std single material response or ams 5737 assn std single material response fastener
Material Document And Classification: mil-f-18240 mil spec single material response locking feature
Thread Series Designator: unjc
Specification/Standard Data: 80205-nas1741 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
NAS1741C06R6U	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-263-4345?

The FSCG of the NSN 5305-01-263-4345 is 5305

Does the NSN 5305-01-263-4345 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-263-4345 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 5305-01-263-4345 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-263-4345 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 5305-01-263-4345 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Mon, Sep 14, 1987