MS51967-38

View detailed technical data, stock status, and sourcing information for: MS51967-38

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MS51967-38
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-762-6247
Item Name Code
01857
Assigment Date
01/01/1960 (66 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

hexagon nut style, 2b thread class, right-hand thread direction, 1.138 inches minimum and 1.206 inches maximum nut height, 1.9940 inches minimum and 2.0625 inches maximum width across flats

Product Characteristics

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

Thread Class
2b
Thread Direction
right-hand
Nut Style
hexagon
Nut Height
1.138 inches minimum and 1.206 inches maximum
Width Across Flats
1.9940 inches minimum and 2.0625 inches maximum
Thread Series
unc
Thread Quantity Per Inch
6
Hardness Rating
121.0 brinell standard minimum
Nominal Thread Size
1.375 inches
Bearing Surface Type
chamfered or washer faced
Material
steel overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,ty 2,cl 3 fed spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5310-00-579-1615 No Name Available 09/01/2023
5310-00-619-5839 No Name Available 10/01/1982
5310-00-818-8584 No Name Available 09/01/2023

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
12387305-38 Hexagon Plain Nut
MS35690-2201 Hexagon Plain Nut
MS51967-38 Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-762-6247?
The FSCG of the NSN 5310-00-762-6247 is 5310
Does the NSN 5310-00-762-6247 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-762-6247 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 5310-00-762-6247 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-762-6247 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 5310-00-762-6247 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960

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