5310-01-348-2716

Find complete technical information, availability, and procurement data for: 5310-01-348-2716
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-348-2716

Item Name Code

29730

Assigment Date

11/07/1991 (34 years ago)

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

right-hand thread direction, 0.2500 inches minimum and 0.2540 inches maximum first end counterbore diameter, 0.585 inches minimum and 0.595 inches maximum washer outside diameter, 3b thread class, prevailing torque all metal design locking feature

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Washer Outside Diameter: 0.585 inches minimum and 0.595 inches maximum
Counterbore Diameter: 0.2500 inches minimum and 0.2540 inches maximum first end
Lubrication: dry film lubricant
Overall Height: 0.385 inches minimum and 0.395 inches maximum
Nut Style: hexagon
Washer Thickness: 0.045 inches minimum and 0.065 inches maximum
Nut Counterbore Depth: 0.175 inches minimum and 0.180 inches maximum first end
Width Across Flats: 0.305 inches minimum and 0.316 inches maximum
Temp Rating: 450.0 fahrenheit maximum
Thread Series: unjf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Material: iron alloy 660 overall
Material Document And Classification: ams 5735 assn std single material response or ams 5737 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec 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
03A267-4L	Extended Washer Self-Locking Nut
83958-428	Extended Washer Self-Locking Nut
H52889-4	Extended Washer Self-Locking Nut
VN2821DH048-1	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-348-2716?

The FSCG of the NSN 5310-01-348-2716 is 5310

Does the NSN 5310-01-348-2716 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-348-2716 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 5310-01-348-2716 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-348-2716 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 5310-01-348-2716 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Thu, Nov 7, 1991