Part Number NAS1272-44 Close Tolerance Bolt

SKU: 5306010531422

NAS127244 Close Tolerance Bolt Datasheet

National aerospace standards part number NAS1272-44

Thread Direction:

Right-hand

Thread Length:

Between 0.547 inches and 0.597 inches

Fastener Length:

Between 3.307 inches and 3.337 inches

Head Style:

Double hexagon w/hole

Head Height:

Between 0.338 inches and 0.358 inches

Width Between Flats:

Between 0.368 inches and 0.377 inches

Extended Washer Diameter:

Between 0.521 inches and 0.531 inches

Extended Washer Thickness:

Between 0.072 inches and 0.092 inches

Grip Diameter:

Between 0.3110 inches and 0.3112 inches

Thread Diameter:

0.312 inches

Grip Length:

Between 2.740 inches and 2.760 inches

Thready Qty Per Inch (tpi):

Surface Finish:

16.0 microinches threads

Surface Finish:

63.0 microinches bearing surface of head

Surface Finish:

63.0 microinches grip

Material Specification:

NAS621 assn standard single material response

Specification Data:

80205-NAS654 professional/industrial association standard

Manufacturer Cage:

80205

Trade Information:

Zirconium and articles thereof nesoi

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