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ACCU-LOK® IIA blind fastener for composite application 130° flush head CRES (1/64 oversize).
Unit of Measure

Dash Number (Grip)

450

Grip Range - Min. Grip

0.400 in

Grip Range - Max. Grip

0.450 in

Grip Range

0.400-0.450 in

A Dia Ref.

0.332 in

B Dia Min

0.296

D Dia

0.180 in

E Dia Max

0.180 in

F Wrench Flats

0.085 in

G Ref.

0.058 in

H Ref.

0.035

L Ref.

0.625 in

R Rad Max

0.030 in

S Max

0.009 in

T Across Hex. Ref

0.375 in

Minimum available grip length

-100

Recommended Hole Size

0.180-0.183

J Dia Min

0.250 in

K Max

0.370 in

Break off Limits <4>

0.020-0.095

Tensile Structural Failure (Min)

900 lb

Double Shear Min

3150 lb

Locking Torque Min

1.000 lb-in0.113 N-m

Material and Heat Treat

Nut and Corebolt: A-286 stainless steel per chemical requirements of AMS 5731 heat treated as required for performance.
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

130° Flush