5310-01-396-5256

Find complete technical information, availability, and procurement data for: 5310-01-396-5256
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-396-5256

Item Name Code

13393

Assigment Date

09/21/1994 (31 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes:undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also bolt, externally relieved body and bolt, internal wrenching.

6.60 millimeters minimum and 6.82 millimeters maximum hole diameter, round center hole shape style, rectangular cross-sectional shape style, 1.20 millimeters minimum and 1.75 millimeters maximum thickness, round peripheral shape style

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Hole Diameter: 6.60 millimeters minimum and 6.82 millimeters maximum
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 1.20 millimeters minimum and 1.75 millimeters maximum
Overall Diameter: 12.57 millimeters minimum and 13.00 millimeters maximum
Hardness Rating: 38.0 rockwell c minimum and 45.0 rockwell c maximum
Material: steel overall

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
18EM613	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-01-396-5256?

The FSCG of the NSN 5310-01-396-5256 is 5310

Does the NSN 5310-01-396-5256 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-396-5256 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 5310-01-396-5256 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-396-5256 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 5310-01-396-5256 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Wed, Sep 21, 1994