M13CW

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Federal Supply Group

Hand Tools

Federal Supply Classification

5120 Nonpowered Nonedged Hand Tools

National Stock Number

5120-01-349-1479

Item Name Code

17183

Assigment Date

11/21/1991 (34 years ago)

A nonadjustable wrench having a box wrenching feature on one end and an open end wrenching feature on the other end. Excludes:wrench, box and wrench, open end.

175.0 millimeters minimum and 210.0 millimeters maximum overall length, 13.0 millimeters nominal both ends wrenching surface size, oval first end internal wrenching surface shape, 12 point second end internal wrenching surface shape, 15.0 degrees nominal head angle

Product Characteristics

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

Overall Length: 175.0 millimeters minimum and 210.0 millimeters maximum
Wrenching Surface Size: 13.0 millimeters nominal both ends
Head Angle: 15.0 degrees nominal
Wrenching Surface Shape: 12 point second end internal
Wrenching Surface Shape: oval first end internal
Wrenching End Offset Angle: 15.0 degrees nominal
Material: steel overall
Surface Treatment: chromium overall
Style Designator: offset
Specification/Standard Data: 0u583-sae as954 professional/industrial association standard
Nondefinitive Spec/Std Data: 2 type and 4 class and c style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5120-01-344-4042	No Name Available	02/01/1995
5120-01-366-9323	No Name Available	08/01/2017
5120-01-598-3095	Combinat Box and Open End Wrench	05/01/2025

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
3494183	Combinat Box and Open End Wrench
M13CW	Combinat Box and Open End Wrench
M13CWKS	Combinat Box and Open End Wrench
M13CWR	Combinat Box and Open End Wrench
OEXM130A	Combinat Box and Open End Wrench
OEXM130B	Combinat Box and Open End Wrench

FAQs

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

What is the FSCG of the NSN 5120-01-349-1479?

The FSCG of the NSN 5120-01-349-1479 is 5120

Does the NSN 5120-01-349-1479 have a Schedule B code assigned?

Yes, the Schedule B code is 8204110030

Does NSN 5120-01-349-1479 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 5120-01-349-1479 contain precious materials?

Item does not contain precious metal.

Does NSN 5120-01-349-1479 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 5120-01-349-1479 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Thu, Nov 21, 1991