H377

View detailed technical data, stock status, and sourcing information for: H377

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H377
Federal Supply Group
Hand Tools
Federal Supply Classification
5120 Nonpowered Nonedged Hand Tools
National Stock Number
5120-00-221-7959
Item Name Code
03493
Assigment Date
01/01/1963 (63 years ago)

An item having a square external end and designed to fit into the internal end of a wrench socket or attachment and to which force is applied to drive the socket. Excludes:torque indicating and other torque controlled items. See also wrench, ratchet.

0.750 inches nominal single end drive surface size, 18.200 inches minimum and 23.000 inches maximum overall length, steel overall material, square single end external drive end shape, chromium overall surface treatment

Product Characteristics

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

Overall Length
18.200 inches minimum and 23.000 inches maximum
Drive Surface Size
0.750 inches nominal single end
Drive End Shape
square single end external
Material
steel overall
Surface Treatment
chromium overall
Style Designator
hinged
Specification/Standard Data
0u583-sae as4283 professional/industrial association standard
Nondefinitive Spec/Std Data
1 type and 1 class

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5120-00-287-4156 No Name Available 12/01/1976
5120-00-659-5287 No Name Available 07/29/1966

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
12474920 Socket Wrench Handle
9005-12-18 Socket Wrench Handle
H377 Socket Wrench Handle
MLK7106281P43 Socket Wrench Handle

FAQs

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

What is the FSCG of the NSN 5120-00-221-7959?
The FSCG of the NSN 5120-00-221-7959 is 5120
Does the NSN 5120-00-221-7959 have a Schedule B code assigned?
Yes, the Schedule B code is 8204200000
Does NSN 5120-00-221-7959 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 5120-00-221-7959 contain precious materials?
Item does not contain precious metal.
Does NSN 5120-00-221-7959 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 5120-00-221-7959 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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