Part Number NAS720B4-3 Assembled Washer Screw
SKU: 5305014121449NAS720B43 Assembled Washer Screw Datasheet
National aerospace standards part number NAS720B4-3
Thread Direction:
Right-hand
Thread Length:
0.107 inches
Fastener Length:
0.188 inches
Head Style:
Pan no. 2
Head Diameter:
Between 0.205 inches and 0.219 inches
Head Height:
Between 0.058 inches and 0.068 inches
Washer Quantity:
2
Internal Drive Style:
Slot
Thread Diameter:
0.112 inches
Thready Qty Per Inch (tpi):
40
Secondary Washer Relationship To Primary Washer:
Not identical
Secondary Washer Style:
Flat
Primary Washer Outside Diameter:
0.209 inches
Secondary Washer Outside Diameter:
Between 0.213 inches and 0.223 inches
Primary Washer Style:
Split helical ring
Primary Washer Material Thickness:
0.025 inches
Secondary Washer Material Thickness:
Between 0.013 inches and 0.019 inches
Specification Data:
80205-NAS720 professional/industrial association standard
Manufacturer Cage:
80205
Trade Information:
- Schedule B: 7415338550
- SITC: 69433
- End Use: Finished metal shapes
- NAICS: 332722
- USDA: 1
Other copper screws (not for wood) bolts and nuts
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