NAS1804-7N

Nut, Self-Locking, Extended Washer

Part number: NAS1804-7N
NSN: 5310-01-539-3010
NIIN: 01-539-3010
Item name: Nut, Self-Locking, Extended Washer
Manufacturer: National Aerospace Standards
CAGE code: 80205
FSC: 5310
Unit of issue: EA
DEMIL code: A

Alternate part numbers

938
307 CAGE S4080
NAS1804-7N CAGE 80205

Technical characteristics

Thread Class: 3B
Thread Direction: Right-hand
Locking Feature: Prevailing torque all metal design
Washer Outside Diameter: 0.729 inches maximum
Overall Height: 0.438 inches maximum
Nut Style: Double hexagon
Washer Thickness: 0.069 inches nominal
Width Across Flats: 0.553 inches minimum and 0.564 inches maximum
Thread Series: UNJF
Thread Quantity per Inch: 20
Hardness Rating: 45.0 rockwell C maximum
Nominal Thread Size: 0.437 inches
Material: Steel comp 601 overall and steel comp H11 overall
Material Document and Classification: Ams 6304 assn std 1ST material response overall or ams 6487 assn std 2ND material response overall
Surface Treatment: Cadmium overall
Surface Treatment Document and Classification: QQ-P-416, tyii fed spec 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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