NAS1443-7

View detailed technical data, stock status, and sourcing information for: NAS1443-7
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-087-1117

Item Name Code

01869

Assigment Date

04/11/1967 (59 years ago)

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes:thrust type washer.

0.125 inches nominal internal prebent key width, 1.438 inches nominal outside diameter, 1.162 inches nominal hole diameter, 0.221 inches nominal internal prebent key length, 0.178 inches nominal external prebent key width

Product Characteristics

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

Hole Diameter: 1.162 inches nominal
Outside Diameter: 1.438 inches nominal
Internal Prebent Key Length: 0.221 inches nominal
External Prebent Key Width: 0.178 inches nominal
Internal Prebent Key Width: 0.125 inches nominal
Overall Distance Including Keys: 1.510 inches nominal
External Key Quantity: 6
Internal Key Quantity: 93
Material Thickness: 0.050 inches nominal
Internal Prebent Key Angle: 90.0 degrees nominal
Color: black overall
Material: steel comp 4130 overall
Material Document And Classification: mil-s-18729 mil spec single material response overall
Surface Treatment: oxide film overall
Specification/Standard Data: 80205-nas1443 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-716-2020	No Name Available	10/28/1970
5340-00-977-1510	No Name Available	11/20/1967

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
37B200393P101	Key Washer
NAS1443-7	Key Washer
NAS1443S7	Key Washer
SL60W1-173-93	Key Washer
SS5075-2	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-087-1117?

The FSCG of the NSN 5310-00-087-1117 is 5310

Does the NSN 5310-00-087-1117 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-087-1117 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 5310-00-087-1117 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-087-1117 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 5310-00-087-1117 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Tue, Apr 11, 1967