1AH77

View detailed technical data, stock status, and sourcing information for: 1AH77

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1AH77
Federal Supply Group
Hand Tools
Federal Supply Classification
5120 Nonpowered Nonedged Hand Tools
National Stock Number
5120-01-621-0429
Item Name Code
17018
Assigment Date
08/21/2013 (12 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.

0.375 inches nominal both ends drive surface size, manual tool features provided, 11.87 inches minimum and 12.62 inches maximum overall length, 0.375 inches nominal outside diameter, square first end internal drive end shape

Product Characteristics

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

Overall Length
11.87 inches minimum and 12.62 inches maximum
Outside Diameter
0.375 inches nominal
Drive Surface Size
0.375 inches nominal both ends
Features Provided
manual tool
Drive End Shape
square first end internal
Drive End Shape
square second end external
Material
steel overall
Surface Treatment
chromium overall
Style Designator
rigid
Specification/Standard Data
0u583-sae as4283 professional/industrial association standard
Nondefinitive Spec/Std Data
2 type and 2 class

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5120-01-591-8448 No Name Available 08/01/2017

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
1AH77 Socket Wrench Extension
J5262 Socket Wrench Extension
STP 5262 Socket Wrench Extension

FAQs

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

What is the FSCG of the NSN 5120-01-621-0429?
The FSCG of the NSN 5120-01-621-0429 is 5120
Does the NSN 5120-01-621-0429 have a Schedule B code assigned?
Yes, the Schedule B code is 8204200000
Does NSN 5120-01-621-0429 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 5120-01-621-0429 contain precious materials?
Item does not contain precious metal.
Does NSN 5120-01-621-0429 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 5120-01-621-0429 was assigned to the Federal Catalog?
It was assigned 12 years ago, on Wed, Aug 21, 2013

Professional Distribution

Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.

  • ITAR Registered
  • DDTC Registered
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  • AS9120 Quality Standards
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Pricing

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ITAR Registered

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