5310-01-331-8627

Find complete technical information, availability, and procurement data for: 5310-01-331-8627
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-331-8627

Item Name Code

05280

Assigment Date

12/29/1990 (35 years ago)

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

prevailing torque all metal design locking feature, 0.750 inches maximum overall height, 3b thread class, right-hand thread direction, 0.130 inches minimum and 0.135 inches maximum mounting hole 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
Overall Height: 0.750 inches maximum
Mounting Hole Diameter: 0.130 inches minimum and 0.135 inches maximum
Nut Style: plate (floating)
Nut Length: 1.020 inches maximum
Nut Height: 0.670 inches maximum
Plate Width: 0.670 inches maximum
Nut Mounting Provision: straight holes
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.433 inches minimum and 0.443 inches maximum
Center To Center Distance Between Mounting Holes Along Width: 0.298 inches minimum and 0.302 inches maximum
Temp Rating: 350.0 fahrenheit maximum
Thread Series: unjf
Features Provided: floating nut
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Special Features: one-lug self-sealing
Material: iron alloy 660 nut
Material: iron alloy 660 shell
Material: iron alloy 660 washer
Material: rubber fluorosilicone class fq seal
Material Document And Classification: mil-r-25988 mil spec single material response seal

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
03A318	Plate Self-Locking Nut
F52996-4	Plate Self-Locking Nut
NS202932-4	Plate Self-Locking Nut
TA2507-4	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-331-8627?

The FSCG of the NSN 5310-01-331-8627 is 5310

Does the NSN 5310-01-331-8627 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-331-8627 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 5310-01-331-8627 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-331-8627 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 5310-01-331-8627 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Sat, Dec 29, 1990