3513117C1

View detailed technical data, stock status, and sourcing information for: 3513117C1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-518-8434

Item Name Code

18257

Assigment Date

03/25/2004 (22 years ago)

A flexible, nonmetallic item designed to prevent entry of dust, moisture and other contaminants into critical areas around shafts, levers, electrical wires and hoses. Sealing may be either static or dynamic. The item may include mounting hardware (support plates, clamps and the like). Excludes:bellows, protection; grommet, nonmetallic; and cable nipple, electrical. See also cap, electrical; cap, protective, dust and moisture seal; and shield, electrical connector.

double hexagon extended washer head style, 12.0 millimeters nominal head height, 25.0 millimeters nominal thread length, 25.0 millimeters nominal fastener 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 Direction: right-hand
Thread Length: 25.0 millimeters nominal
Fastener Length: 25.0 millimeters nominal
Head Style: double hexagon extended washer
Head Height: 12.0 millimeters nominal
Width Between Flats: 11.9 millimeters minimum and 12.1 millimeters maximum
Extended Washer Diameter: 22.0 millimeters nominal
Extended Washer Thickness: 5.2 millimeters nominal
Locking Feature: patch threads
End Item Identification: end item nsn 2320-01-432-4847; mrap - maxxpro dash iss w/ogpk and w/crows
Nominal Thread Diameter: 12.0 millimeters
Thread Pitch In Millimeters: 1.2
External Thread Tolerance Class: 6g
Part Name Assigned By Controlling Agency: retainer, kit w/bolts for brg retainer bolt
Special Features: retainer, kit w/bolts for brg retainer bolt come with strap when ordered
Material: steel property class 10.9 fastener
Surface Treatment: dichromate zinc fastener
Surface Treatment Document And Classification: astm b117 assn std single treatment response fastener
Thread Series Designator: m

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-01-556-5890	No Name Available	11/01/2010

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
12-73-125M	Hexagon Head Cap Screw
3513117C1	Hexagon Head Cap Screw
5007417	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-518-8434?

The FSCG of the NSN 5305-01-518-8434 is 5305

Does the NSN 5305-01-518-8434 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-518-8434 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 5305-01-518-8434 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-518-8434 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 5305-01-518-8434 was assigned to the Federal Catalog?

It was assigned 22 years ago, on Thu, Mar 25, 2004