5310-01-148-9780

Find complete technical information, availability, and procurement data for: 5310-01-148-9780
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-148-9780

Item Name Code

01869

Assigment Date

03/14/1983 (43 years ago)

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

0.312 inches minimum and 0.374 inches maximum internal prebent key length, 7.438 inches minimum and 7.498 inches maximum outside diameter, 0.480 inches minimum and 0.520 inches maximum external prebent key width, 0.500 inches minimum and 0.590 inches maximum internal prebent key width, 6.389 inches minimum and 6.424 inches maximum hole diameter

Product Characteristics

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

Hole Diameter: 6.389 inches minimum and 6.424 inches maximum
Outside Diameter: 7.438 inches minimum and 7.498 inches maximum
Internal Prebent Key Length: 0.312 inches minimum and 0.374 inches maximum
External Prebent Key Width: 0.480 inches minimum and 0.520 inches maximum
Internal Prebent Key Width: 0.500 inches minimum and 0.590 inches maximum
Overall Distance Including Keys: 8.438 inches maximum
External Key Quantity: 19
Material Thickness: 0.148 inches minimum and 0.164 inches maximum
Hardness Rating: 50.0 brinell minimum and 81.0 brinell maximum
Heat Treatment: annealed
Material: steel comp 1010 or steel comp 1012 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1021 or steel comp 1022 or steel comp 1023 or steel comp 1524 or steel comp 1025 or steel comp 1026 or steel comp 1527 or steel comp 1029 or steel comp 1030 or steel comp 1035 overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: zinc and chromate or cadmium and chromate overall
Surface Treatment Document And Classification: qq-z-325,ty 2,cl 3 fed spec 1st treatment response or qq-p-416,ty 2,cl 3 fed spec 2nd treatment response overall
Style Designator: key
Nondefinitive Spec/Std Data: 1 type and 1 class

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
MS19070-322	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-01-148-9780?

The FSCG of the NSN 5310-01-148-9780 is 5310

Does the NSN 5310-01-148-9780 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-148-9780 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 5310-01-148-9780 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-148-9780 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 5310-01-148-9780 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Mon, Mar 14, 1983