5310-01-421-7071

Find complete technical information, availability, and procurement data for: 5310-01-421-7071
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-421-7071

Item Name Code

13393

Assigment Date

11/14/1995 (30 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal 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. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

1.250 inches minimum and 1.260 inches maximum hole diameter, rectangular cross-sectional shape style, round peripheral shape style, 0.099 inches minimum and 0.119 inches maximum thickness, round center hole 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: 1.250 inches minimum and 1.260 inches maximum
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.099 inches minimum and 0.119 inches maximum
Overall Diameter: 0.656 inches minimum and 0.671 inches maximum
Hardness Rating: 34.0 rockwell c minimum and 38.00 rockwell c maximum
Material: steel comp 4130 overall
Material Document And Classification: astm a331 assn std single material response overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: astm b633, ty2 assn std single treatment response 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
5310PL1283854	Flat Washer
MS51412-30A	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-01-421-7071?

The FSCG of the NSN 5310-01-421-7071 is 5310

Does the NSN 5310-01-421-7071 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-421-7071 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 5310-01-421-7071 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-421-7071 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 5310-01-421-7071 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Tue, Nov 14, 1995