1220MASD

View detailed technical data, stock status, and sourcing information for: 1220MASD

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1220MASD
Federal Supply Group
Hand Tools
Federal Supply Classification
5120 Nonpowered Nonedged Hand Tools
National Stock Number
5120-01-348-6836
Item Name Code
17183
Assigment Date
11/15/1991 (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.

20.0 millimeters nominal both ends wrenching surface size, 245.0 millimeters minimum and 295.0 millimeters maximum overall length, 12 point second end internal wrenching surface shape, oval first 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
245.0 millimeters minimum and 295.0 millimeters maximum
Wrenching Surface Size
20.0 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Below is a list of NSNs that have been officially superseded by this NSN: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
5120-01-624-2260 No Name Available 07/01/2014
5120-01-648-4250 No Name Available 04/01/2023

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
1220MASD Combinat Box and Open End Wrench
1ALN4 Combinat Box and Open End Wrench
J1220MASD Combinat Box and Open End Wrench

FAQs

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

What is the FSCG of the NSN 5120-01-348-6836?
The FSCG of the NSN 5120-01-348-6836 is 5120
Does the NSN 5120-01-348-6836 have a Schedule B code assigned?
Yes, the Schedule B code is 8204110030
Does NSN 5120-01-348-6836 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 5120-01-348-6836 contain precious materials?
Item does not contain precious metal.
Does NSN 5120-01-348-6836 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 5120-01-348-6836 was assigned to the Federal Catalog?
It was assigned 34 years ago, on Fri, Nov 15, 1991

Professional Distribution

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