52LHTA521M40

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-959-5308

Item Name Code

05280

Assigment Date

01/01/1962 (64 years ago)

right-hand thread direction, 3b thread class, 0.066 inches minimum and 0.071 inches maximum mounting hole diameter, plate nut style, 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
Mounting Hole Diameter: 0.066 inches minimum and 0.071 inches maximum
Nut Style: plate
Nut Length: 0.498 inches maximum
Nut Height: 0.153 inches maximum
Plate Thickness: 0.140 inches maximum
Plate Width: 0.315 inches maximum
Nut Mounting Provision: straight holes
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.148 inches nominal
Center To Center Distance Between Mounting Holes Along Length: 0.294 inches minimum and 0.298 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unjc
Features Provided: floating nut
Thread Quantity Per Inch: 40
Nominal Thread Size: 0.112 inches
Material: steel overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416 fed spec single treatment response overall
Specification/Standard Data: 80205-nas1068 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-052-1710	No Name Available	07/01/1968

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
10045020	Plate Self-Locking Nut
52LHTA521M-40	Plate Self-Locking Nut
52LHTA521M40	Plate Self-Locking Nut
8414412-22	Plate Self-Locking Nut
B4003273-1	Plate Self-Locking Nut
MF1300-04CW	Plate Self-Locking Nut
NAS1068X04	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-959-5308?

The FSCG of the NSN 5310-00-959-5308 is 5310

Does the NSN 5310-00-959-5308 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-959-5308 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 5310-00-959-5308 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-959-5308 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 5310-00-959-5308 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962