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  • 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.
Countersunk Head
Countersunk Head Threaded Insert - Unified 2
Unit of Measure
« 6 7 8 9 10 

Part #

Thread Size

Grip Range

L ± .015

Fastening

Standard Material

Standard Finish

CAD

Inventory

AER10B266 N/A #10-32 N/A .216 - .266 in N/A .984 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER10B316 N/A #10-32 N/A .266 - .316 in N/A 1.031 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER10B366 N/A #10-32 N/A .316 - .366 in N/A 1.094 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER25B151 N/A 1/4-20 N/A .089 - .151 in N/A 1.00 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER25B211 N/A 1/4-20 N/A .151 - .211 in N/A 1.062 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER25B271 N/A 1/4-20 N/A .211 - .271 in N/A 1.125 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER25B331 N/A 1/4-20 N/A .271 - .331 in N/A 1.187 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER25B391 N/A 1/4-20 N/A .331 - .391 in N/A 1.25 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER25B451 N/A 1/4-20 N/A .391 - .451 in N/A 1.312 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER31B181 N/A 5/16-18 N/A .106 - .181 in N/A 1.218 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER31B256 N/A 5/16-18 N/A .181 - .256 in N/A 1.312 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER31B331 N/A 5/16-18 N/A .256 - .331 in N/A 1.406 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER31B406 N/A 5/16-18 N/A .331 - .406 in N/A 1.468 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER31B481 N/A 5/16-18 N/A .406 - .481 in N/A 1.562 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER31B556 N/A 5/16-18 N/A .481 - .556 in N/A 1.625 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER37B211 N/A 3/8-16 N/A .125 - .211 in N/A 1.375 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER37B296 N/A 3/8-16 N/A .211 - .296 in N/A 1.468 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER37B381 N/A 3/8-16 N/A .296 - .381 in N/A 1.562 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER37B466 N/A 3/8-16 N/A .381 - .466 in N/A 1.656 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER37B551 N/A 3/8-16 N/A .466 - .551 in N/A 1.75 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER37B636 N/A 3/8-16 N/A .551 - .636 in N/A 1.859 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER50B226 N/A 1/2-13 N/A .125 - .226 in N/A 1.406 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER50B326 N/A 1/2-13 N/A .226 - .326 in N/A 1.515 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER50B426 N/A 1/2-13 N/A .326 - .426 in N/A 1.625 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
AER50B526 N/A 1/2-13 N/A .426 - .526 in N/A 1.75 in N/A Uninstalled N/A Alloy No. 260 Brass N/A None - bright as machined N/A N/A {0}
Unit of Measure
« 6 7 8 9 10