M27426-1178D

View detailed technical data, stock status, and sourcing information for: M27426-1178D
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-01-127-1808

Item Name Code

07623

Assigment Date

02/24/1982 (44 years ago)

not casehardened casehardening indicator, 3.363 inches nominal inside diameter, double oval cross-sectional shape style, 3.739 inches nominal outside diameter, 0.061 inches nominal major thickness

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: 3.363 inches nominal
Casehardening Indicator: not casehardened
Outside Diameter: 3.739 inches nominal
Major Thickness: 0.061 inches nominal
Ring Style: spiral
Usage Design: external
Material Hardness Rating: 39.8 rockwell c minimum and 48.5 rockwell c maximum
Strength Rating: 185000.0 pounds per square inch minimum tensile
Material: steel comp 302

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
M27426-1178D	Retaining Ring
M2742610178D	Retaining Ring
RS-350-S	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-01-127-1808?

The FSCG of the NSN 5325-01-127-1808 is 5325

Does the NSN 5325-01-127-1808 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-01-127-1808 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 5325-01-127-1808 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-01-127-1808 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 5325-01-127-1808 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Wed, Feb 24, 1982

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Pricing

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In Stock

This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.

New Surplus	64
New Material	112
As Removed	3
Total	179

Availability of this item was last updated on: 12/23/2025 04:12 PM EST. Stock levels and pricing are subject to change.