103139-4

View detailed technical data, stock status, and sourcing information for: 103139-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-775-5245

Item Name Code

15933

Assigment Date

01/01/1962 (64 years ago)

0.420 inches nominal outside diameter, 0.080 inches nominal overall height, 0.060 inches nominal recess depth, 0.250 inches nominal hole diameter, 0.020 inches nominal material thickness

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: 0.420 inches nominal
Overall Height: 0.080 inches nominal
Recess Depth: 0.060 inches nominal
Material Thickness: 0.020 inches nominal
Special Features: color natural
Material: plastic polytetrafluoroethylene overall
Style Designator: recessed

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-485-9598	No Name Available	08/18/1971

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
103139-4	Recessed Washer
283009-001	Recessed Washer
3184682-800	Recessed Washer
639547-917	Recessed Washer
74B059162	Recessed Washer
74B059162-201	Recessed Washer
82-46-101-39	Recessed Washer
82-46-101-39NAT	Recessed Washer
930328	Recessed Washer
FD-W0002-001	Recessed Washer
ST9M412-2	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-775-5245?

The FSCG of the NSN 5310-00-775-5245 is 5310

Does the NSN 5310-00-775-5245 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5310-00-775-5245 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 5310-00-775-5245 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-775-5245 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 5310-00-775-5245 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962