MS21045-06

View detailed technical data, stock status, and sourcing information for: MS21045-06

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MS21045-06
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-889-2544
Item Name Code
05277
Assigment Date
01/01/1961 (65 years ago)

A headed, cylindrically-shaped item having a solid shank for fitting into corresponding holes, used for aligning or fastening. It may have welding projections. It also may contain holes drilled perpendicular to axial centerline. Excludes:pin, eccentric.

right-hand thread direction, 3b thread class, prevailing torque all metal design locking feature, soluble lubricant lubrication, hexagon nut style

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 Style
hexagon
Nut Height
0.160 inches minimum and 0.188 inches maximum
Width Across Flats
0.305 inches minimum and 0.313 inches maximum
Temp Rating
450.0 fahrenheit nominal
Thread Series
unjc
Thread Quantity Per Inch
32
Nominal Thread Size
0.138 inches
Countersink Angle
88.0 degrees nominal nut
Bearing Surface Type
chamfered or washer faced
Bearing Surface Finish
125.0 microinches
Material
steel overall
Surface Treatment
cadmium 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Below is a list of NSNs that have been officially superseded by this NSN: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
5310-00-208-6981 No Name Available 01/01/1983
5310-00-596-6308 No Name Available 02/01/1983
5310-00-660-3398 No Name Available 01/01/2009
5310-00-721-4767 No Name Available 12/05/2013

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
27FH-632 Hexagon Self-Locking Nut
5310008892544 Hexagon Self-Locking Nut
810144 Hexagon Self-Locking Nut
F180-62 Hexagon Self-Locking Nut
H5506CW Hexagon Self-Locking Nut
MS21045-06 Hexagon Self-Locking Nut
NAS1021A06 Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-889-2544?
The FSCG of the NSN 5310-00-889-2544 is 5310
Does the NSN 5310-00-889-2544 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-889-2544 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 5310-00-889-2544 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-889-2544 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 5310-00-889-2544 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

Professional Distribution

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