81221S41-84ALT3PC31

View detailed technical data, stock status, and sourcing information for: 81221S41-84ALT3PC31
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-470-1954

Item Name Code

01869

Assigment Date

01/01/1963 (63 years ago)

0.678 inches minimum and 0.698 inches maximum hole diameter, 0.156 inches nominal external prebent key length, 1.875 inches nominal outside diameter, 0.865 inches minimum and 0.885 inches maximum external prebent key width, 0.781 inches nominal distance from centerline to inside of prebent key

Product Characteristics

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

Hole Diameter: 0.678 inches minimum and 0.698 inches maximum
Outside Diameter: 1.875 inches nominal
External Prebent Key Length: 0.156 inches nominal
External Prebent Key Width: 0.865 inches minimum and 0.885 inches maximum
Distance From Centerline To Inside Of Prebent Key: 0.781 inches nominal
Overall Distance Including Keys: 2.188 inches nominal
External Key Quantity: 1
Material Thickness: 0.052 inches minimum and 0.072 inches maximum
External Prebent Key Angle: 90.0 degrees nominal
Material: copper alloy overall
Material Document And Classification: qq-b-637 fed spec single material response or qq-b-639 fed spec single material response overall
Style Designator: key

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
10AF10C603APC31	Key Washer
10AF10C603DPC31	Key Washer
13AF10B603APC31	Key Washer
13AF10B603DPC31	Key Washer
15AF9B603APC31	Key Washer
15AF9B603DPC31	Key Washer
22AF10C603APC31	Key Washer
22AF10C603DPC31	Key Washer
3136055	Key Washer
81221S41-83PC31	Key Washer
81221S41-84ALT3PC31	Key Washer
81221S41-88ALT5PC31	Key Washer
9AF9B603APC31	Key Washer
9AF9B603DPC31	Key Washer
AVP10S41-0200PC31	Key Washer
AVP10S41-0203PC31	Key Washer
MAF10B603APC31	Key Washer
MAF9B603APC31	Key Washer
MAFB603BPC31	Key Washer
PC461S41-0116PC31	Key Washer
PC461S41-0119PC31	Key Washer
SS228S47-01PC31	Key Washer
SS228S47-04PC31	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-470-1954?

The FSCG of the NSN 5310-00-470-1954 is 5310

Does the NSN 5310-00-470-1954 have a Schedule B code assigned?

Yes, the Schedule B code is 7415210000

Does NSN 5310-00-470-1954 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 5310-00-470-1954 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-470-1954 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 5310-00-470-1954 was assigned to the Federal Catalog?

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