OmniSynk Distribution Services

MS21048-3

Nut, Self-Locking, Plate

Part number
MS21048-3
NSN
5310-00-772-3962
NIIN
00-772-3962
Item name
Nut, Self-Locking, Plate
Manufacturer
Alcoa Global Fasteners Inc.
CAGE code
15653
FSC
5310
Unit of issue
EA
DEMIL code
A

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Alternate part numbers

Technical characteristics

Thread Class
3B
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Counterbore Diameter
0.194 inches minimum nut
Mounting Hole Diameter
0.098 inches minimum and 0.103 inches maximum
Nut Style
Plate
Nut Length
0.948 inches maximum
Nut Height
0.250 inches maximum
Plate Thickness
0.047 inches maximum
Plate Width
0.308 inches minimum and 0.328 inches maximum
Nut Counterbore Depth
0.062 inches minimum nut
Nut Mounting Provision
Countersunk holes
Mounting Provision Location
Opposite nut projection side
Mounting Hole Arrangement Style
2 holes
Distance from Aperture Center to Mounting Hole Center
0.339 inches minimum and 0.349 inches maximum
Center to Center Distance Between Mounting Holes along Length
0.686 inches minimum and 0.690 inches maximum
Temp Rating
800.0 deg fahrenheit maximum
Thread Series
UNJF
Thread Quantity per Inch
32
Hardness Rating
49.0 rockwell C maximum
Nominal Thread Size
0.190 inches
Mounting Hole Countersink Angle
98.0 degrees minimum and 102.0 degrees maximum
Material
Iron alloy 660 overall
Material Document and Classification
Ams 5525 assn std single material response overall or ams 5732 assn std single material response overall or ams 5737 assn std single material response overall
Precious Material and Location
All surfaces silver
Precious Material
Silver
Surface Treatment
Silver overall
Surface Treatment Document and Classification
Ams 2410 assn std single treatment response overall
Catalogue data is compiled from public DLA/FLIS sources and is provided for identification. Availability, condition and certification are confirmed on quotation. OmniSynk Distribution Services is a stocking distributor.

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