1AM91

View detailed technical data, stock status, and sourcing information for: 1AM91
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Federal Supply Group

Hand Tools

Federal Supply Classification

5120 Nonpowered Nonedged Hand Tools

National Stock Number

5120-01-428-4911

Item Name Code

03518

Assigment Date

03/27/1996 (30 years ago)

A wrench component which may contain notches within an open end, box, open wall box, 2 or 3 lug open end wrench opening having a square, internal, fixed, eccentric drive parallel to the wrench opening, designed to receive the external drive end of a handle, socket wrench. Items having an open end type wrench opening may have a second drive opening at right angles to the wrench opening. See also socket, crowfoot wrench head and head, crowfoot socket wrench.

12 point single end internal wrenching surface shape, 0.500 inches nominal single end drive surface size, manual tool features provided, 0.625 inches nominal single end wrenching surface size, 1.500 inches nominal overall length

Product Characteristics

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

Overall Length: 1.500 inches nominal
Wrenching Surface Size: 0.625 inches nominal single end
Drive Surface Size: 0.500 inches nominal single end
Features Provided: manual tool
Wrenching Surface Shape: 12 point single end internal
Drive End Shape: square single end internal
Special Features: standard length
Material: steel overall
Surface Treatment: oxide overall
Style Designator: internal-internal

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5120-01-425-1762	No Name Available	11/01/1996

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
1AM91	Socket Wrench Socket
5420B	Socket Wrench Socket
J5420B	Socket Wrench Socket

FAQs

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

What is the FSCG of the NSN 5120-01-428-4911?

The FSCG of the NSN 5120-01-428-4911 is 5120

Does the NSN 5120-01-428-4911 have a Schedule B code assigned?

Yes, the Schedule B code is 8204200000

Does NSN 5120-01-428-4911 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 5120-01-428-4911 contain precious materials?

Item does not contain precious metal.

Does NSN 5120-01-428-4911 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 5120-01-428-4911 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Wed, Mar 27, 1996