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  • Full hex feature for high torque applications.
  • Flat head design for high load applications.
  • Standard material: Low Carbon Steel.
  • Materials available on special order: 300 Series Stainless Steel, Alloy No. 260 Brass, 6053-T4 or 6061-T4 Aluminum.
Flat head, hex body, round counterbore - Type AEFHH
Flat Head Hex Body Round Counterbore Threaded Insert - Closed End - Metric 2
Unit of Measure
Items Flat head, hex body, round counterbore - Type AEFHH
AEFHHS-M3-2.0BZI
Flat Head Hex Body Round Counterbore Threaded Insert - Closed End - Metric
Flat head, hex body, round counterbore - Type AEFHH
AEFHHS-M3-2.0BZI
Flat Head Hex Body Round Counterbore Threaded Insert - Closed End - Metric
Flat head, hex body, round counterbore - Type AEFHH
AEFHHS-M4-2.5BZI
Flat Head Hex Body Round Counterbore Threaded Insert - Closed End - Metric
Flat head, hex body, round counterbore - Type AEFHH
AEFHHS-M4-2.5BZI
Flat Head Hex Body Round Counterbore Threaded Insert - Closed End - Metric
Flat head, hex body, round counterbore - Type AEFHH
AEFHHS-M5-3.0BZI
Flat Head Hex Body Round Counterbore Threaded Insert - Closed End - Metric
Thread Size x Pitch N/A M3 x 0.5 N/A M3 x 0.5 N/A M4 x 0.7 N/A M4 x 0.7 N/A M5 x 0.8
Grip Range N/A 0.50 - 2.00 mm N/A 0.50 - 2.00 mm N/A 0.50 - 2.50 mm N/A 0.50 - 2.50 mm N/A 0.50 - 3.00 mm
A ± 0.25 N/A 14.10 mm N/A N/A 16.60 mm N/A N/A 18.00 mm
B ± 0.25 N/A 8.00 mm Flat-Head-Hex-Body-Round-Counterbore-Threaded-Insert---Closed-End---Metric-2.jpg N/A 8.00 mm Flat-Head-Hex-Body-Round-Counterbore-Threaded-Insert---Closed-End---Metric-2.jpg N/A 9.00 mm Flat-Head-Hex-Body-Round-Counterbore-Threaded-Insert---Closed-End---Metric-2.jpg N/A 9.00 mm Flat-Head-Hex-Body-Round-Counterbore-Threaded-Insert---Closed-End---Metric-2.jpg N/A 10 mm Flat-Head-Hex-Body-Round-Counterbore-Threaded-Insert---Closed-End---Metric-2.jpg
C ± 0.13 N/A 0.75 mm N/A 0.75 mm N/A 0.75 mm N/A 0.75 mm N/A 1.00 mm
øD Max. N/A 5.00 mm N/A 5.00 mm N/A 6.00 mm N/A 6.00 mm N/A 7 mm
M Ref. N/A N/A 10.35 mm N/A N/A 12.00 mm N/A
Hex Hole Size + 0.1 N/A 5.00 mm a1035.jpg N/A 5.00 mm a1035.jpg N/A 6 mm a1035.jpg N/A 6 mm a1035.jpg N/A 7 mm a1035.jpg
Fastening N/A Uninstalled N/A Installed N/A Uninstalled N/A Installed N/A Uninstalled
Thread Specification N/A 6H per ASME B1.13M
Standard Material N/A Low Carbon Steel
Standard Finish N/A RoHS Compliant Zinc Clear per ASTM B 633, Fe/Zn 8, Type V
Seal N/A
CAD Supplier N/A PennEngineering® (Atlas®)