Part Number NAS657V20D Close Tolerance Bolt
SKU: 5306003264761NAS657V20D Close Tolerance Bolt Datasheet
National aerospace standards part number NAS657V20D
Thread Direction:
Right-hand
Thread Length:
Between 0.428 inches and 0.478 inches
Fastener Length:
Between 1.688 inches and 1.718 inches
Head Style:
Hexagon
Head Height:
Between 0.219 inches and 0.234 inches
Width Between Flats:
Between 0.679 inches and 0.690 inches
Grip Diameter:
Between 0.4365 inches and 0.4370 inches
Shank Unthreaded Hole Diameter:
0.106 inches first hole and 0.116 inches first hole
Thread Diameter:
0.438 inches
Grip Length:
Between 1.240 inches and 1.260 inches
Thready Qty Per Inch (tpi):
20
Distance From Head Largest Bearing Surface To Shank Hole Center:
1.553 inches first hole and 1.603 inches first hole
Surface Finish:
16.0 microinches grip
Surface Finish:
16.0 microinches threads
Surface Finish:
63.0 microinches bearing surface of head
Material Specification:
Nas 621 assn standard single material response or ams 4928 assn standard single material response
Specification Data:
80205-NAS657 professional/industrial association standard
Manufacturer Cage:
80205
Trade Information:
- Schedule B: 8109900000
- SITC: 69987
- End Use: Finished metal shapes
- NAICS: 331491
- USDA: 1
Zirconium and articles thereof nesoi
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