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ACCU-LOK® IIA blind fastener for composite application low profile protruding head CRES.
Unit of Measure

Dash Number (Grip)

1650

Grip Range - Min. Grip

1.600 in

Grip Range - Max. Grip

1.650 in

Grip Range

1.600-1.650 in

A Dia

0.760 in

D Dia

0.375 in

E Dia Max

0.374 in

F Wrench Flats

0.185 in

G Ref.

0.083 in

H

0.125 in

L Ref.

1.100 in

R Rad Max

0.040 in

T Across Hex. Ref.

0.500 in

Z Max

0.045 in

Minimum available grip length

-150

Recommended Hole Size

0.375-0.378

J Dia Min

0.575 in

K Max

0.675 in

Break off Limits <5>

0.000-0.103

Tensile Structural Failure (Min)

5000 lb

Double Shear Min

16450 lb

Locking Torque Min

4.000 lb-in0.452 N-m

P_CAD

1.250 in

Material and Heat Treat

Nut: A-286 stainless steel per chemical requirements of AMS 5732; heat treated as required for performance.
Corebolt: A-286 per AMS 5731, AMS 5732 or AMS 5737; Heat treated to 175 ksi tensile min.
Sleeve: 304 stainless steel per AMS 5639; heat treated as required for performance.
Insert: Acetal per ASTM D4181
DryvcapTM: Mild steel.

Finish

Nut, Sleeve & Corebolt: Passivate per AMS-QQ-P-35. KAL-GARD ANN-RO #1013 conversion coating optional.
Insert: None
DryvcapTM: Color brown.

Lubricants

The following lubricants may be applied to any or all components in any combination as required for performance unless otherwise specified: Dry film lube per AS5272, Type I, everlube #812, paraffin wax, or cetyl alcohol per MIL-L-87132.

Applicable Specification

Procurement specification: FCBF208
Special lube and finish: FCBF202

Material Type

A286 CRES

Rated Shear Strength

75 KSI

Headstyle

Protruding