CB2011CR3CRA2

View detailed technical data, stock status, and sourcing information for: CB2011CR3CRA2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-502-8632

Item Name Code

05280

Assigment Date

11/21/2002 (23 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

prevailing torque all metal design locking feature, 0.310 inches nominal first end counterbore diameter, 3b thread class, dry film lubricant lubrication, 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: 0.948 inches nominal
Nut Height: 0.362 inches nominal
Plate Width: 0.516 inches nominal
Nut Counterbore Depth: 0.165 inches nominal first end
End Item Identification: used on the c-17 acft
Thread Series: unjf
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 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
3D0193-3C2	Plate Self-Locking Nut
CB2011CR3CRA2	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-502-8632?

The FSCG of the NSN 5310-01-502-8632 is 5310

Does the NSN 5310-01-502-8632 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-502-8632 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 5310-01-502-8632 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-502-8632 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 5310-01-502-8632 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Thu, Nov 21, 2002