31-070

View detailed technical data, stock status, and sourcing information for: 31-070

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31-070
Federal Supply Group
Hand Tools
Federal Supply Classification
5120 Nonpowered Nonedged Hand Tools
National Stock Number
5120-00-277-1238
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.

1.125 inches maximum head thickness, 2.188 inches nominal single end wrenching surface size, 46620.0 inch-pounds minimum torque capacity, 20.000 inches minimum overall length, 40.0 rockwell c minimum and 55.0 rockwell c maximum hardness rating

Product Characteristics

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

Overall Length
20.000 inches minimum
Head Thickness
1.125 inches maximum
Wrenching Surface Size
2.188 inches nominal single end
Torque Capacity
46620.0 inch-pounds minimum
Hardness Rating
40.0 rockwell c minimum and 55.0 rockwell c maximum
Head Angle
15.0 degrees nominal
Wrenching Surface Shape
oval single end internal
Special Features
forged steel
Material
steel overall
Surface Treatment
enamel 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Below is a list of NSNs that have been officially superseded by this NSN: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
5120-00-843-3802 No Name Available 01/01/1962
5120-01-293-7036 No Name Available 12/01/2002

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
10082477 Open End Wrench
31-070 Open End Wrench
41W1231 Open End Wrench
58EX2 Open End Wrench
BW-13 Open End Wrench

FAQs

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

What is the FSCG of the NSN 5120-00-277-1238?
The FSCG of the NSN 5120-00-277-1238 is 5120
Does the NSN 5120-00-277-1238 have a Schedule B code assigned?
Yes, the Schedule B code is 8204110030
Does NSN 5120-00-277-1238 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 5120-00-277-1238 contain precious materials?
Item does not contain precious metal.
Does NSN 5120-00-277-1238 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 5120-00-277-1238 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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