28-072

View detailed technical data, stock status, and sourcing information for: 28-072

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28-072
Federal Supply Group
Hand Tools
Federal Supply Classification
5120 Nonpowered Nonedged Hand Tools
National Stock Number
5120-00-203-4794
Item Name Code
17182
Assigment Date
01/01/1963 (63 years ago)

A nonadjustable wrench having an open end wrenching feature on one or both ends. Excludes:wrench, open end box; wrench, lineman's; and wrench, box and open end, combination.

0.312 inches maximum head thickness, 40.0 rockwell c minimum and 54.0 rockwell c maximum hardness rating, 2.250 inches nominal single end wrenching surface size, 8.500 inches minimum overall length, 2400.0 inch-pounds minimum torque capacity

Product Characteristics

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

Overall Length
8.500 inches minimum
Head Thickness
0.312 inches maximum
Wrenching Surface Size
2.250 inches nominal single end
Torque Capacity
2400.0 inch-pounds minimum
Hardness Rating
40.0 rockwell c minimum and 54.0 rockwell c maximum
Head Angle
30.0 degrees nominal
Wrenching Surface Shape
oval single end internal
Special Features
forged steel
Material
steel overall
Surface Treatment
nickel and chromium overall
Style Designator
single head

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5120-00-293-1786 No Name Available 01/01/1963
5120-01-133-4337 No Name Available 02/01/1984

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
28-072 Open End Wrench
8139438 Open End Wrench

FAQs

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

What is the FSCG of the NSN 5120-00-203-4794?
The FSCG of the NSN 5120-00-203-4794 is 5120
Does the NSN 5120-00-203-4794 have a Schedule B code assigned?
Yes, the Schedule B code is 8204110030
Does NSN 5120-00-203-4794 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 5120-00-203-4794 contain precious materials?
Item does not contain precious metal.
Does NSN 5120-00-203-4794 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 5120-00-203-4794 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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