K-6643124 P-4

View detailed technical data, stock status, and sourcing information for: K-6643124 P-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-891-1734

Item Name Code

01857

Assigment Date

01/20/1967 (59 years ago)

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.

0.302 inches minimum and 0.323 inches maximum nut height, 2b thread class, right-hand thread direction, hexagon nut style, a4 bradley fighting vehicle; a3 bradley fighting vehicle end item identification

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2b
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.302 inches minimum and 0.323 inches maximum
End Item Identification: a4 bradley fighting vehicle; a3 bradley fighting vehicle
Width Across Flats: 0.736 inches minimum and 0.750 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 13
Hardness Rating: 78.0 rockwell b minimum and 38.0 rockwell c maximum
Nominal Thread Size: 0.500 inches
Bearing Surface Type: chamfered or washer faced
Material: steel overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec single treatment response overall
Nondefinitive Spec/Std Data: 2 type and 5 style and c grade

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-556-6973	No Name Available	04/01/1993
5310-00-784-3153	No Name Available	07/01/1997
5310-01-024-2196	No Name Available	04/01/1990

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
129-145	Hexagon Plain Nut
5310007843153	Hexagon Plain Nut
K-6643124 P-4	Hexagon Plain Nut
MS35691-34	Hexagon Plain Nut
MS35691-808	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-891-1734?

The FSCG of the NSN 5310-00-891-1734 is 5310

Does the NSN 5310-00-891-1734 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-891-1734 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 5310-00-891-1734 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-891-1734 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 5310-00-891-1734 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Fri, Jan 20, 1967