50-079-4

View detailed technical data, stock status, and sourcing information for: 50-079-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-639-7435

Item Name Code

15937

Assigment Date

01/01/1963 (63 years ago)

0.302 inches minimum and 0.322 inches maximum outside diameter, 0.020 inches minimum and 0.042 inches maximum distance across split opening, 0.146 inches minimum and 0.166 inches maximum hole diameter, 165000 pounds per square inch minimum tensile strength, 0.014 inches minimum and 0.024 inches maximum 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: 0.146 inches minimum and 0.166 inches maximum
Outside Diameter: 0.302 inches minimum and 0.322 inches maximum
Distance Across Split Opening: 0.020 inches minimum and 0.042 inches maximum
Material Thickness: 0.014 inches minimum and 0.024 inches maximum
Minimum Tensile Strength: 165000 pounds per square inch
Hardness Rating: 55.9 rockwell superficial 30-n minimum and 59.5 rockwell superficial 30-n maximum
Material: steel overall
Material Document And Classification: mil-s-46049 mil spec single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response overall
Style Designator: split
Specification/Standard Data: 77272-bacw10x manufacturers standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-191-4785	No Name Available	05/01/1986
5310-00-209-0096	No Name Available	01/01/1963
5310-00-351-4050	No Name Available	07/13/1970
5310-00-514-7987	No Name Available	05/01/1976
5310-00-576-5748	No Name Available	01/04/1967
5310-00-948-0891	No Name Available	01/04/1967
5310-01-095-5391	No Name Available	09/01/1996
5325-01-242-2200	No Name Available	10/01/2000

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
00287	Split Washer
1127723	Split Washer
1339AS732-1	Split Washer
2600-SW2	Split Washer
2600SW2	Split Washer
3D0050-1	Split Washer
3DOLN97	Split Washer
50-079-4	Split Washer
5310PL0725476	Split Washer
5310PL1753512	Split Washer
7128372P001	Split Washer
8528590	Split Washer
8791448	Split Washer
8924424-2	Split Washer
9243788	Split Washer
971201-99	Split Washer
BACW10X2S	Split Washer
G205791-1	Split Washer
GW501A-SW2	Split Washer
K7128372P1	Split Washer
NSA55144-101	Split Washer
PC21216/2	Split Washer
VA97-0121-001	Split Washer
Z00.N7743133822	Split Washer

FAQs

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

What is the FSCG of the NSN 5310-00-639-7435?

The FSCG of the NSN 5310-00-639-7435 is 5310

Does the NSN 5310-00-639-7435 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-639-7435 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 5310-00-639-7435 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-639-7435 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 5310-00-639-7435 was assigned to the Federal Catalog?

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