MS21244-10C

View detailed technical data, stock status, and sourcing information for: MS21244-10C
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-144-9589

Item Name Code

21824

Assigment Date

12/31/1982 (43 years ago)

"an item designed to electrically connect and mechanically position the base of an item having plug-in-type contacts, and to facilitate replacement of the item accommodated. It includes sockets which accommodate the contacts of capacitors, coils, crystals, electron tubes, relays, semiconductor devices and vibrators. Excludes:sockets or receptacles designed to accommodate plug-in component circuit boards (printed circuit boards) and electronic modules or sub-assemblies. Also excludes:heat-dissipating (not heat-sinks) sockets for mounting "power transistors"."

3b thread class, 1.194 inches minimum and 1.224 inches maximum washer outside diameter, 0.760 inches minimum and 0.770 inches maximum nut counterbore diameter, 0.792 inches minimum and 0.822 inches maximum overall height, right-hand thread direction

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
Washer Outside Diameter: 1.194 inches minimum and 1.224 inches maximum
Counterbore Diameter: 0.760 inches minimum and 0.770 inches maximum nut
Overall Height: 0.792 inches minimum and 0.822 inches maximum
Nut Style: flat with turned back edge
Nut Counterbore Depth: 0.387 inches minimum and 0.407 inches maximum nut
Width Across Flats: 0.990 inches minimum and 1.002 inches maximum
Temp Rating: 450.0 fahrenheit maximum
Thread Series: unjf
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.625 inches
Bearing Surface Finish: 125.0 microinches
Special Features: six slots equally spaced 0.179 in. min and 0.189 in. max deep by 0.157 in. min and 0.187 in. max wide
Material: iron alloy 660 nut
Material: steel comp 302 or steel comp 321 washer
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec 1st treatment response overall

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
MS21244-10C	Assembled Washer Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-144-9589?

The FSCG of the NSN 5310-01-144-9589 is 5310

Does the NSN 5310-01-144-9589 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-144-9589 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 5310-01-144-9589 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-144-9589 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 5310-01-144-9589 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Fri, Dec 31, 1982