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NAS1804-9

Nut, Self-Locking, Extended Washer

Part number
NAS1804-9
NSN
5310-01-689-8211
NIIN
01-689-8211
Item name
Nut, Self-Locking, Extended Washer
Manufacturer
National Aerospace Standards
CAGE code
80205
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 all metal design
Washer Outside Diameter
0.926 inches maximum
Lubrication
OIL
Overall Height
0.562 inches maximum
Nut Style
Double hexagon
Washer Thickness
0.079 inches nominal
Width Across Flats
0.679 inches minimum and 0.690 inches maximum
Temp Rating
450.0 deg fahrenheit nominal
Thread Series
UNJF
Thread Quantity per Inch
18
Hardness Rating
45.0 rockwell C maximum
Nominal Thread Size
0.5625 inches
Part Name Assigned BY Controlling Agency
Nut, self-locking, extended washer, double hexagon
Special Features
Lubricant cetyl alcohol
Material
Steel comp 601 or steel comp H11 overall
Material Document and Classification
Ams 6304 assn std 1ST material response or ams 6487 assn std 2ND material response overall
Surface Treatment
Cadmium overall
Surface Treatment Document and Classification
QQ-P-416, cl 2 fed spec single treatment response overall
Specification/Standard Data
80205-NAS1804 professional/industrial association standard
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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