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- FF-S-86
Part Number: FF-S-86
Description: Socket Head Cap Screw for Bell 171 NSN 5305-00-058-2067.
Properties
Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.283 inches
Fastener Length:
Between 0.345 inches and 0.375 inches
Head Style:
Flat chamfer
Head Diameter:
Between 0.218 inches and 0.226 inches
Head Height:
Between 0.134 inches and 0.138 inches
Hole Diameter:
0.036 inches
Internal Drive Style:
Hexagon
End Application:
W/s: helicopter, mh-53e; aircraft, c-2a (reprocured); engine, aircraft, tf39-ge-1 (c-5a); aircraft, osprey v-22a, air force; helicopter, carrier based asw, sh-60f; helicopter, search and rescue, hh-60h; aircraft, osprey v-22a, marine corps; aircraft, airlifter c-17a; engine, aircraft, tf-33-p-7 (c-1411a/b); helicopter, advance attack, ah-1w
Thread Diameter:
0.138 inches
Width Across Flats:
Between 0.109 inches and 0.111 inches
Hole Quantity:
2
Hole Type:
Drilled
Thready Qty Per Inch (tpi):
32
Min. Tensile Strength (psi):
180000 pounds per square inch
Hardness Rating:
38.0 rockwell c and 45.0 rockwell c
Minimum Yield Strength:
155000 pounds per square inch
Hole Configuration Style:
Round internal hexagon
Material:
Steel
Material Specification:
66 federal standard single material response
Surface Treatment:
Cadmium and chromate
Surface Treatment Specification:
Qq-p-416 type 2 cl 3 federal specification single treatment response
Thread Series Designator:
Unc
Specification Data:
80205-nas1352 professional/industrial association standard
Nondefinitive Specification/std Data:
6 type
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