MS21045-4S

View detailed technical data, stock status, and sourcing information for: MS21045-4S
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-473-1810

Item Name Code

05277

Assigment Date

03/29/2000 (26 years ago)

A definite continuous length of cable,special purpose,electrical, having one or more ends processed or terminated in fittings which provide for connectionn to other items. For items which the rated working is 300 volts or more, see: cable assembly,power,electrical. Excludes items having branches or forks. Excludes: lead,test and cable and conduit assembly,electrical.

0.240 inches minimum and 0.328 inches maximum nut height, 3b thread class, soluble lubricant lubrication, prevailing torque all metal design locking feature, 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
Locking Feature: prevailing torque all metal design
Lubrication: soluble lubricant
Nut Height: 0.240 inches minimum and 0.328 inches maximum
End Item Identification: 6115013172139
Width Across Flats: 0.430 inches minimum and 0.439 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unjf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Bearing Surface Type: chamfered or washer faced
Bearing Surface Finish: 125.0 microinches
Material: steel comp 1008 or steel comp 1010 or steel comp 1015 or steel comp 1018 or steel comp 1021 or steel comp 1022 or steel comp 1030 or steel comp 1035 or steel comp 1045 or steel comp 1110 or steel comp 1117 or steel comp 1118 or steel comp 1137 or steel comp 1213 or steel comp 8740 overall
Material Document And Classification: astm a29 assn std 1st material response or ams 5050 assn std 2nd material response or ams 5060 assn std 3rd material response or ams 5069 assn std 4th material response or ams 5070 assn std 5th material response or ams 5080 assn std 5th material response or ams 5022 assn std 7th material response or ams 5024 assn std 8th material response or ams 5020 assn std 9th material response or ams 6322 assn std 10th material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,type ii,class 2 fed spec single 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
MS21045-4S	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-473-1810?

The FSCG of the NSN 5310-01-473-1810 is 5310

Does the NSN 5310-01-473-1810 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-473-1810 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 5310-01-473-1810 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-473-1810 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 5310-01-473-1810 was assigned to the Federal Catalog?

It was assigned 26 years ago, on Wed, Mar 29, 2000