RM52LHTA57-40

View detailed technical data, stock status, and sourcing information for: RM52LHTA57-40
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-032-8282

Item Name Code

05280

Assigment Date

12/23/1976 (49 years ago)

prevailing torque all metal design locking feature, right-hand thread direction, 0.071 inches minimum and 0.081 inches maximum mounting hole diameter, 3b thread class, dry film lubricant lubrication

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
Lubrication: dry film lubricant
Mounting Hole Diameter: 0.071 inches minimum and 0.081 inches maximum
Nut Style: plate
Nut Length: 0.550 inches maximum
Nut Height: 0.135 inches maximum
Plate Thickness: 0.029 inches nominal
Plate Width: 0.194 inches maximum
Nut Mounting Provision: countersunk holes
Mounting Provision Location: opposite nut projection side
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.143 inches minimum and 0.153 inches maximum
Center To Center Distance Between Mounting Holes Along Length: 0.218 inches minimum and 0.221 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 40
Nominal Thread Size: 0.112 inches
Mounting Hole Countersink Angle: 100.0 degrees nominal
Material Document And Classification: sae assn std all material responses overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 1,cl 3 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
333-1449-040	Plate Self-Locking Nut
RM52LHTA57-40	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-032-8282?

The FSCG of the NSN 5310-01-032-8282 is 5310

Does the NSN 5310-01-032-8282 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-032-8282 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 5310-01-032-8282 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-032-8282 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 5310-01-032-8282 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Thu, Dec 23, 1976