5310-01-498-6656

Find complete technical information, availability, and procurement data for: 5310-01-498-6656
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-498-6656

Item Name Code

05280

Assigment Date

06/29/2002 (24 years ago)

A flat metal or plastic item of various peripheral shapes having a solid (not laminated) cross-section. It is designed to maintain a predetermined distance between two surfaces. For round items without a hole having a solid rectangular cross-section use disk, solid, plain. For round or hexagonal items with only one hole centrally located and with the length (thickness) exceeding 25 percent of the outside diameter or distance across peripheral flats, see spacer, sleeve. The thickness between the two parallel bearing surfaces must be 0.006 inch, (0.152 mm) or more for items less than 1/4 inch (6.35 mm) across the peripheral diameter, or smallest overall outside dimension, or must be 0.016 inch (0.406 mm) or more for items 1/4 inch (6.35 mm) or greater across the peripheral diameter or smallest overall outside dimension. For items with a thickness less than those indicated above, see shim. For items with one hole centrally located conforming to the above dimensional criteria use washer, flat or spacer, ring as applicable. When thickness and/or outside_diameter_or_smallest_overall_outside_dimension_is_designated_as_a_tolerance/dimension_the_maximum_dimension_will_be_used_to_determine_compliance._excludes:gasket;_insulator_(as_modified)_and_mounting_pad,_electrical-electronic_component.____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

3b thread class, prevailing torque all metal design locking feature, dry film lubricant lubrication, 0.310 inches nominal first end counterbore diameter, right-hand thread direction

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: 0.310 inches nominal first end
Lubrication: dry film lubricant
Nut Style: plate (floating)
Nut Length: 1.292 inches nominal
Nut Height: 0.382 inches nominal
Plate Width: 0.600 inches nominal
Nut Counterbore Depth: 0.150 inches nominal first end
End Item Identification: c-17
Thread Series: unjf
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.250 inches
Special Features: nutplate is bonded on
Material: iron alloy 660 overall
Material Document And Classification: ams5525 mil spec 1st material response nut
Surface Treatment: passivate base
Surface Treatment Document And Classification: qq-p-35 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
3D0193-4C1	Plate Self-Locking Nut
CB3011CR4CRA	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-498-6656?

The FSCG of the NSN 5310-01-498-6656 is 5310

Does the NSN 5310-01-498-6656 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-498-6656 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 5310-01-498-6656 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-498-6656 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 5310-01-498-6656 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Sat, Jun 29, 2002