5305-01-603-7733

Find complete technical information, availability, and procurement data for: 5305-01-603-7733
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-603-7733

Item Name Code

18257

Assigment Date

03/15/2012 (14 years ago)

A container which depending on the pressure ratios in a radiator, engine coolant holds the coolant overflowing from the cooling system or conducts it back to the cooling system. The item may be equipped with a safety relief valve and/or a filler neck.

16.0 millimeters nominal fastener length, 16.0 millimeters nominal thread length, right-hand thread direction, hexagon extended washer head style, 6.6 millimeters nominal head height

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction: right-hand
Thread Length: 16.0 millimeters nominal
Fastener Length: 16.0 millimeters nominal
Head Style: hexagon extended washer
Head Height: 6.6 millimeters nominal
Width Between Flats: 10.0 millimeters nominal
Extended Washer Diameter: 14.2 millimeters nominal
Extended Washer Thickness: 1.5 millimeters maximum
End Item Identification: 3805-01-570-6666
Nominal Thread Diameter: 6.0 millimeters
Thread Pitch In Millimeters: 1.0
External Thread Tolerance Class: 6g
Part Name Assigned By Controlling Agency: bolt,hex flange din 6921 class 10.9
Special Features: mfg iaw din 6921, prod gd a coating thk max ave coating thk 18 microns measured at thrd pitch line min coating thk 13 microns
Color: gray/grey overall
Material: steel property class 10.9 overall
Surface Treatment Document And Classification: magni 565 military iaw astm f1137 group 111 mfr ref single treatment response overall
Thread Series Designator: m

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
6444900	Hexagon Head Cap Screw
6444900-12M1	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-603-7733?

The FSCG of the NSN 5305-01-603-7733 is 5305

Does the NSN 5305-01-603-7733 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-603-7733 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 5305-01-603-7733 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-603-7733 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 5305-01-603-7733 was assigned to the Federal Catalog?

It was assigned 14 years ago, on Thu, Mar 15, 2012