5310-01-485-6740

Find complete technical information, availability, and procurement data for: 5310-01-485-6740
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-485-6740

Item Name Code

05280

Assigment Date

06/04/2001 (25 years ago)

A device of various shapes to be permanently attached to the structure of an aircraft. It is designed to permanently mount and/or support an integral member, or group of members of the airframe in a proper position and bear the stress imposed by the components being supported. It may have mounting provisions, such as slots, holes, and/or attachments to facilitate installation. Excludes:items which are primarily designed for dampening shock and/or vibration. Excludes:bracket, angle; bracket, double angle; bracket, shelf; bracket, mounting; bracket (1), structural component, aircraft; and radius block.

3b thread class, right-hand thread direction, prevailing torque all metal design locking feature, plate (floating) nut style, 1.235 inches minimum and 1.255 inches maximum nut length

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
Nut Style: plate (floating)
Nut Length: 1.235 inches minimum and 1.255 inches maximum
Nut Height: 0.562 inches minimum and 0.582 inches maximum
Plate Thickness: 0.050 inches minimum and 0.070 inches maximum
Plate Width: 0.797 inches minimum and 0.817 inches maximum
Nut Counterbore Depth: 0.177 inches minimum and 0.197 inches maximum nut
Thread Series: unjf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Special Features: nut, plate-cap height .825 + or -.010, cap o.d. .550 + or - .010, base plate top lt corner to rt side lower corner 1.05 + or - .010
Material: iron alloy 660 cap
Material: nickel alloy 718 nut
Material Document And Classification: ams-5525 assn std 1st material response or ams-5726 assn std 2nd material response or ams-5731 assn std 3rd material response or ams-5732 assn std 4th material response or ams-5737 assn std 5th material response cap
Material Document And Classification: ams-5596 assn std 1st material response or ams-5597 assn std 2nd material response or ams-5662 assn std 3rd material response or ams-5663 assn std 4th material response or ams-5664 assn std 5th material response nut
Surface Treatment: passivate cap
Surface Treatment: passivate nut

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
C20814	Plate Self-Locking Nut
C20814-4-3	Plate Self-Locking Nut
CB9275CR4-3PF	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-485-6740?

The FSCG of the NSN 5310-01-485-6740 is 5310

Does the NSN 5310-01-485-6740 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-485-6740 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 5310-01-485-6740 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-485-6740 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 5310-01-485-6740 was assigned to the Federal Catalog?

It was assigned 25 years ago, on Mon, Jun 4, 2001