MS21064L3-8-2

View detailed technical data, stock status, and sourcing information for: MS21064L3-8-2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-283-2696

Item Name Code

01864

Assigment Date

08/02/1988 (38 years ago)

0.194 inches minimum nut counterbore diameter, right-hand thread direction, prevailing torque all metal design locking feature, 3b thread class, dry film lubricant lubrication

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
Counterbore Diameter: 0.194 inches minimum nut
Lubrication: dry film lubricant
Overall Length: 1.926 inches minimum and 1.946 inches maximum
Overall Width: 0.416 inches maximum
Nut Style: gang channel, self locking
Channel Style: straight type
Assembly Overall Height: 0.250 inches maximum
Channel Height: 0.250 inches maximum
Nut Spacing: 0.990 inches minimum and 1.010 inches maximum
Nut Counterbore Depth: 0.062 inches minimum nut
Temp Rating: 232.0 celsius maximum
Nut Quantity: 2
Thread Series: unjf
Features Provided: floating nut
Thread Quantity Per Inch: 32
Hardness Rating: 49.0 rockwell c maximum
Nominal Thread Size: 0.190 inches
Material: iron alloy 660 or steel comp 321 channel
Material: steel comp 1035 or steel comp 1040 or steel comp 1050 or steel comp 1042 or steel comp 4130 or steel comp 4340 or steel comp 8740 nut
Material Document And Classification: ams 5525 assn std 1st material response or ams 5732 assn std 1st material response or ams 5737,uns k66286 assn std 1st material response or ams 5510,s32100 assn std 2nd material response channel
Material Document And Classification: qq-s-635,g10350 fed spec 1st material response or qq-s-635,g10400 fed spec 2nd material response or qq-s-635,g10500 fed spec 3rd material response or astm a29,g10420 assn std 4th material response or astm a29,g41300 assn std 5th material response or astm a29,g43400 assn std 6th material response or astm a29,g87400 assn std 7th material response nut
Surface Treatment: cadmium and chromate nut
Surface Treatment: passivate channel
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response channel
Surface Treatment Document And Classification: qq-p-416,type 2,class 2 fed spec all treatment responses nut
Supplementary Features: stk lg 72.0 in. nsn 5310-00-948-0953
Specification/Standard Data: 96906-ms21064 government standard

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
G1981-3-8-2	Gang C Self-Locking Nut Assembly
MS21064L3-8-2	Gang C Self-Locking Nut Assembly
NAS1035A8-2	Gang C Self-Locking Nut Assembly
NAS689A8-2	Gang C Self-Locking Nut Assembly

FAQs

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

What is the FSCG of the NSN 5310-01-283-2696?

The FSCG of the NSN 5310-01-283-2696 is 5310

Does NSN 5310-01-283-2696 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 5310-01-283-2696 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-283-2696 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 5310-01-283-2696 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Tue, Aug 2, 1988