5310-01-520-7271

Find complete technical information, availability, and procurement data for: 5310-01-520-7271
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-520-7271

Item Name Code

05280

Assigment Date

05/24/2004 (22 years ago)

A wrench component which may contain notches within an open end, box, open wall box, 2 or 3 lug open end wrench opening having a square, internal, fixed, eccentric drive parallel to the wrench opening, designed to receive the external drive end of a handle, socket wrench. Items having an open end type wrench opening may have a second drive opening at right angles to the wrench opening. See also socket, crowfoot wrench head and head, crowfoot socket wrench.

dry film lubricant lubrication, 3b thread class, right-hand thread direction, prevailing torque all metal design locking feature, 0.168 inches minimum nut counterbore diameter

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
Counterbore Diameter: 0.168 inches minimum nut
Lubrication: dry film lubricant
Mounting Hole Diameter: 0.098 inches minimum and 0.103 inches maximum
Nut Style: plate
Nut Length: 0.637 inches maximum
Nut Height: 0.250 inches maximum
Plate Thickness: 0.047 inches maximum
Nut Counterbore Depth: 0.062 inches minimum nut
Nut Mounting Provision: straight holes
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.339 inches minimum and 0.349 inches maximum
End Item Identification: c130j hercules
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unjc
Thread Quantity Per Inch: 32
Hardness Rating: 49.0 rockwell c maximum
Nominal Thread Size: 0.164 inches
Material: iron alloy 660 overall
Material Document And Classification: ams 5525 assn std single material response overall
Surface Treatment: passivate 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
MS21056L08K	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-520-7271?

The FSCG of the NSN 5310-01-520-7271 is 5310

Does the NSN 5310-01-520-7271 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-520-7271 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 5310-01-520-7271 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-520-7271 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 5310-01-520-7271 was assigned to the Federal Catalog?

It was assigned 22 years ago, on Mon, May 24, 2004