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ACCU-LOK® blind fastener for composite application low profile protruding head titanium.
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

0.421 in

D Dia

0.228 in

E Dia Max

0.228 in

F Wrench Flats

0.121 in

G Ref.

0.035 in

H

0.070 in

L Ref.

0.650 in

R Rad

0.030 in

Minimum available grip length

-100

Recommended Hole Size

0.228-0.231

J Dia Min

0.350 in

K Max

0.400 in

Break off Limits <5>

0.050-0.053

Tensile Structural Failure (Min)

1600 lb

Double Shear Min

6050 lb

Locking Torque Min

2.000 lb-in0.226 N-m

Material and Heat Treat

Nut: 6AL-4V titanium per AMS4928 or AMS4967; heat treated per MIL-H-81200 to 95 ksi shear strength minimum. Maximum hydrogen content 125 ppm.
Screw: A-286 per AMS 5731, AMS 5732 or AMS 5737; heat treated as required for performance.
Sleeve: 304 stainless steel per AMS 5639, heat treated as required for performance.
Insert: Acetal per ASTM D4181.

Finish

(-) Nut: KAL-GARD ANN-RO #1012 conversion coating or phosphate flouride per AMS2486 may be used at manufacturer´s option.
Sleeve & screw: Passivate per AMS-QQ-P-35, KAL-GARD ANN-RO #1013 conversion coating optional.
Insert: None

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, parafin wax, or cetyl alcohol per MIL-L-87132.

Applicable Specification

Procurement specification: FCBF200
Special lube and finish: FCBF202

Headstyle

Protruding

Rated Shear Strength

75 KSI

Material Type

Titanium