LB50-8C

View detailed technical data, stock status, and sourcing information for: LB50-8C
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-163-2479

Item Name Code

21824

Assigment Date

09/29/1983 (42 years ago)

0.895 inches minimum and 0.925 inches maximum washer outside diameter, right-hand thread direction, 0.536 inches minimum and 0.576 inches maximum overall height, 3b thread class, 0.604 inches minimum and 0.614 inches maximum washer counterbore 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
Washer Outside Diameter: 0.895 inches minimum and 0.925 inches maximum
Counterbore Diameter: 0.604 inches minimum and 0.614 inches maximum washer
Overall Height: 0.536 inches minimum and 0.576 inches maximum
Nut Style: flat with turned back edge
Nut Counterbore Depth: 0.281 inches minimum and 0.301 inches maximum washer
Width Across Flats: 0.741 inches minimum and 0.752 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unjf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.500 inches
Material: iron alloy 660 overall
Surface Treatment: passivate overall
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
03A115-8	Assembled Washer Plain Nut
84055-8	Assembled Washer Plain Nut
AS381-8	Assembled Washer Plain Nut
LB50-8C	Assembled Washer Plain Nut
MS21244-8C	Assembled Washer Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-163-2479?

The FSCG of the NSN 5310-01-163-2479 is 5310

Does the NSN 5310-01-163-2479 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-163-2479 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 5310-01-163-2479 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-163-2479 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 5310-01-163-2479 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Thu, Sep 29, 1983