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Countersunk Head Threaded Insert – Open End Keyless – Unified

$0.00

SKU: aerospace-fasteners-and-electronics-inc-30121865 -aerospace-fasteners-and-electronics-inc-3012186518003.1813.23127 Categories: , , ,
  • Designed for high load applications. Countersunk feature allow fastener to be installed flush with sheet surface.
  • Both UNC and UNF threads available in No. 10 and larger thread sizes. Check for availability of other grip ranges and designs.
C Max.

.089 in

Thread Specification

3B per ASME B1.1

CAD Supplier

PennEngineering® (Atlas®)

Thread Size

1/4-20

Standard Finish

None – bright as machined

Grip Range

.391 – .451 in

Identification Mark

5 Rad.

B Ref.

.529 in

E Max.

.382 in

Install Drill Size Ref.

Q

Install Hole Size Min.

.332 in

Install Hole Size Max.

.338 in

Pull Up Factor

.095 in

Weight per 1000

13.1 lb

Fastening

Uninstalled

Standard Material

Alloy No. 260 Brass

A ± .015

1.00 in

øD + .000 - .004

.332 in

F + .005 -.000

.054 in

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