M2742630166A

View detailed technical data, stock status, and sourcing information for: M2742630166A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-664-2759

Item Name Code

07623

Assigment Date

01/01/1963 (63 years ago)

0.046 inches minimum and 0.052 inches maximum major thickness, not casehardened casehardening indicator, double oval cross-sectional shape style, 2.549 inches nominal inside diameter, 2.865 inches minimum and 2.890 inches maximum outside diameter

Product Characteristics

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

Cross-Sectional Shape Style: double oval
Inside Diameter: 2.549 inches nominal
Casehardening Indicator: not casehardened
Outside Diameter: 2.865 inches minimum and 2.890 inches maximum
Major Thickness: 0.046 inches minimum and 0.052 inches maximum
Ring Style: special flat
Usage Design: internal
Material Hardness Rating: 40.0 rockwell c minimum and 51.5 rockwell c maximum
Strength Rating: 211000.0 pounds per square inch minimum tensile
Material: steel comp 1074 or steel comp 1075 or steel comp 1085
Material Document And Classification: mil-s-46049, comp 1074 mil spec 1st material response and mil-s-46049, comp 1075 mil spec 2nd material response and mil-s-46049, comp 1085 mil spec 3rd material response

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5365-01-053-3303	No Name Available	06/01/1993
5365-01-177-5741	No Name Available	04/01/1993

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
3415-275P	Retaining Ring
626-001-9201	Retaining Ring
HS3014RR275	Retaining Ring
M2742630166A	Retaining Ring
RD15951-275	Retaining Ring
RR275	Retaining Ring
WH-275	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-00-664-2759?

The FSCG of the NSN 5325-00-664-2759 is 5325

Does the NSN 5325-00-664-2759 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-00-664-2759 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 5325-00-664-2759 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-664-2759 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 5325-00-664-2759 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963