MS21079-4-7

View detailed technical data, stock status, and sourcing information for: MS21079-4-7

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MS21079-4-7
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-939-0927
Item Name Code
01864
Assigment Date
11/16/1965 (60 years ago)

An item composed of a specially designed channel and a series of nuts having integral self-locking features assembled in predetermined spacing.

prevailing torque with nonmetallic insert locking feature, 72.000 inches nominal overall length, right-hand thread direction, 0.518 inches maximum overall width, 3b thread class

Product Characteristics

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

Thread Class
3b
Thread Direction
right-hand
Locking Feature
prevailing torque with nonmetallic insert
Overall Length
72.000 inches nominal
Overall Width
0.518 inches maximum
Nut Style
gang channel, self locking
Channel Style
straight type
Assembly Overall Height
0.283 inches minimum and 0.393 inches maximum
Channel Height
0.270 inches maximum
Nut Spacing
0.875 inches nominal
Nut Quantity
82
Thread Series
unf
Features Provided
floating nut
Thread Quantity Per Inch
28
Nominal Thread Size
0.250 inches
Countersink Angle
88.0 degrees minimum and 102.0 degrees maximum nut
Material
aluminum alloy channel
Material
plastic polyamide (nylon) locking insert
Material
steel nut
Surface Treatment
cadmium and chromate nut

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5310-00-852-1114 No Name Available 12/01/2012
5310-00-936-9641 No Name Available 03/24/2017

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
22G61-048J7 Gang C Self-Locking Nut Assembly
22NG41-048J7 Gang C Self-Locking Nut Assembly
MS21079-4-7 Gang C Self-Locking Nut Assembly
NAS1036N7-2 Gang C Self-Locking Nut Assembly

FAQs

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

What is the FSCG of the NSN 5310-00-939-0927?
The FSCG of the NSN 5310-00-939-0927 is 5310
Does NSN 5310-00-939-0927 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 5310-00-939-0927 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-939-0927 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 5310-00-939-0927 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Tue, Nov 16, 1965

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