5305-01-618-2485

Find complete technical information, availability, and procurement data for: 5305-01-618-2485
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-618-2485

Item Name Code

29294

Assigment Date

04/17/2013 (13 years ago)

A spring consisting of a length of material wound on itself in the form of a spiral, finished at the ends and designed to exert pressure in a rotating direction around the spring axis. The material may be of various cross-sectional shapes such as round or rectangular. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature).

3a thread class, 0.949 inches minimum and 0.979 inches maximum fastener length, flat fillister head style, 0.276 inches nominal thread length, 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: 0.276 inches nominal
Fastener Length: 0.949 inches minimum and 0.979 inches maximum
Head Style: flat fillister
Head Diameter: 0.221 inches minimum and 0.226 inches maximum
Head Height: 0.074 inches minimum and 0.086 inches maximum
Grip Diameter: 0.1365 inches minimum and 0.1375 inches maximum
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.1380 inches
Grip Length: 0.678 inches minimum and 0.698 inches maximum
Thread Quantity Per Inch: 32
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches threads
Part Name Assigned By Controlling Agency: screw,machine-flat fillister head,close tol.,short thread,offset cruciform
Special Features: other surfaces are 125 microinches
Material: steel comp 4140 or steel comp 4340 or steel comp 8740 overall
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-6049 mil spec 3rd material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,type ii,class 2 fed spec single treatment response overall
Thread Series Designator: unjc
Specification/Standard Data: 80205-nas1121 thru 1128 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
NAS1121-11	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-618-2485?

The FSCG of the NSN 5305-01-618-2485 is 5305

Does the NSN 5305-01-618-2485 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-618-2485 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 5305-01-618-2485 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-618-2485 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 5305-01-618-2485 was assigned to the Federal Catalog?

It was assigned 13 years ago, on Wed, Apr 17, 2013