OmniSynk Distribution Services

MS21044C9

Nut, Self-Locking, Hexagon

Part number
MS21044C9
NSN
5310-00-269-4725
NIIN
00-269-4725
Item name
Nut, Self-Locking, Hexagon
Manufacturer
Harvard Industries Inc.
CAGE code
72962
FSC
5310
Unit of issue
EA
DEMIL code
A

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Technical characteristics

Thread Class
3B
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Lubrication
Soluble lubricant
Nut Style
Hexagon
Nut Height
0.623 inches minimum and 0.704 inches maximum
Width Across Flats
0.865 inches minimum and 0.877 inches maximum
Temp Rating
250.0 deg fahrenheit nominal
Thread Series
UNJF
Thread Quantity per Inch
18
Nominal Thread Size
0.562 inches
Countersink Angle
88.0 degrees nominal nut
Bearing Surface Type
Chamfered or washer faced
Bearing Surface Finish
125.0 microinches
Material
Steel comp 302 nut or steel comp 303 nut or steel comp 304 nut
Material Document and Classification
Ams 5688 assn std 1ST material response nut or ams 5640 assn std 2ND material response nut or ams 5647 assn std 3RD material response nut
Surface Treatment
Passivate overall except insert
Surface Treatment Document and Classification
QQ-P-35 fed spec single treatment response overall except insert
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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