10121402

View detailed technical data, stock status, and sourcing information for: 10121402
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-471-9105

Item Name Code

01869

Assigment Date

01/20/1971 (55 years ago)

0.250 inches minimum and 0.260 inches maximum external tapered key width, 0.250 inches nominal hole diameter, 0.110 inches minimum and 0.115 inches maximum external prebent key width, 0.110 inches minimum and 0.115 inches maximum external prebent key length, 0.440 inches minimum and 0.450 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.

Hole Diameter: 0.250 inches nominal
Outside Diameter: 0.440 inches minimum and 0.450 inches maximum
External Prebent Key Length: 0.110 inches minimum and 0.115 inches maximum
External Tapered Key Width: 0.250 inches minimum and 0.260 inches maximum
External Prebent Key Width: 0.110 inches minimum and 0.115 inches maximum
Distance From Centerline To Inside Of Prebent Key: 0.265 inches minimum and 0.275 inches maximum
Material Thickness: 0.028 inches minimum and 0.036 inches maximum
Angle Between External Keys: 58.0 degrees minimum and 62.0 degrees maximum
External Prebent Key Angle: 15.0 degrees nominal
Material: steel comp 321 overall
Material Document And Classification: ams 5510 assn std single material response overall
Style Designator: 90 degree locking key

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-632-6310	No Name Available	09/19/1971
5310-01-198-8844	No Name Available	04/01/1992

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
10121402	Key Washer
107T956	Key Washer
5310PL0194257	Key Washer
MS9581-10	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-471-9105?

The FSCG of the NSN 5310-00-471-9105 is 5310

Does the NSN 5310-00-471-9105 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-471-9105 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 5310-00-471-9105 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-471-9105 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 5310-00-471-9105 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Jan 20, 1971