Free Running Helical Inserts

Filter

Free running inserts are designed to make threads or repair worn threads inside tapped holes. They are ideal for providing reliable threading in metals, composites, wood & similar...Read more

CHRISLYNN -

1 1/8"-8 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthTang TypeFinishThread TypeThread DirectionThread SizeMaterialPrice
A83301-1.01 1/8"Tanged--Right Hand1 1/8"-8Stainless Steel-
RFQ
B83301-1.51.688"TangedPlain8 UNRight Hand1 1/8"-8Stainless Steel€29.31
A83301-2.02 1/4"Tanged--Right Hand1 1/8"-8Stainless Steel-
RFQ
CHRISLYNN -

2 3/8"-8 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthTang TypeFinishThread TypeThread DirectionThread SizeMaterialPrice
A83311-1.02 3/8"Tanged--Right Hand2 3/8"-8Stainless Steel-
RFQ
B83311-1.53.563"TangedPlain8 UNRight Hand2 3/8"-8Stainless Steel€195.84
StyleModelInsert LengthTang TypeThread DirectionThread SizeMaterialPkg. Qty.
A840030.099"TangedRight Hand#3-56Stainless Steel100
RFQ
A841030.148"TangedRight Hand#3-56Stainless Steel100
RFQ
A842030.198"TangedRight Hand#3-56Stainless Steel100
RFQ
A843030.248"TangedRight Hand#3-56Stainless Steel100
RFQ
A8440319/64"TangedRight Hand#3-56Stainless Steel100
RFQ
StyleModelInsert LengthTang TypeThread DirectionThread SizeMaterialPkg. Qty.
A843150.54"TangedRight Hand#12-28Stainless Steel100
RFQ
A840150.216"TangedRight Hand#12-28Stainless Steel100
RFQ
A841150.324"TangedRight Hand#12-28Stainless Steel100
RFQ
A842150.432"TangedRight Hand#12-28Stainless Steel100
RFQ
A844150.648"TangedRight Hand#12-28Stainless Steel100
RFQ
-

#5-40 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthFree Coil Dia.Tang TypeFinishThread TypeThread DirectionTensile StrengthHardnessPricePkg. Qty.
A842061/4"-Tanged--Right Hand---100
RFQ
A840061/8"-Tanged--Right Hand---100
RFQ
A844063/8"-Tanged--Right Hand---100
RFQ
A841063/16"-Tanged--Right Hand---100
RFQ
BR1185-053/16"1/6"TangedPlainCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€30.9512
A843065/16"-Tanged--Right Hand---100
RFQ
StyleModelInsert LengthTang TypeThread DirectionThread SizeMaterialPkg. Qty.
A840020.099"TangedRight Hand#3-48Stainless Steel100
RFQ
A841020.148"TangedRight Hand#3-48Stainless Steel100
RFQ
A842020.198"TangedRight Hand#3-48Stainless Steel100
RFQ
A843020.248"TangedRight Hand#3-48Stainless Steel100
RFQ
A8440219/64"TangedRight Hand#3-48Stainless Steel100
RFQ
-

#12-24 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthFree Coil Dia.Tang TypeFinishThread TypeThread DirectionTensile StrengthHardnessPricePkg. Qty.
A843140.54"-Tanged--Right Hand---100
RFQ
A840140.216"-Tanged--Right Hand---100
RFQ
A841140.324"-Tanged--Right Hand---100
RFQ
BR1185-10.324"0.276"TangedPlainCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€30.8312
A842140.432"-Tanged--Right Hand---100
RFQ
A844140.648"-Tanged--Right Hand---100
RFQ
StyleModelInsert LengthTang TypeThread DirectionThread SizeMaterialPkg. Qty.
A840619 mmTangedRight HandM9 x 1Stainless Steel100
RFQ
A8416113.5 mmTangedRight HandM9 x 1Stainless Steel100
RFQ
A8426118 mmTangedRight HandM9 x 1Stainless Steel100
RFQ
A8436122.5 mmTangedRight HandM9 x 1Stainless Steel100
RFQ
A8446127 mmTangedRight HandM9 x 1Stainless Steel100
RFQ
-

M2.2 x 0.45 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthFree Coil Dia.Tang TypeFinishThread TypeThread DirectionTensile StrengthHardnessPricePkg. Qty.
A840512.2 mm-Tanged--Right Hand---100
RFQ
A841513.3 mm-Tanged--Right Hand---100
RFQ
A842514.4 mm-Tanged--Right Hand---100
RFQ
BA1084-2.2CN0444.4 mm2.9 mmTangedPlainCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€136.92100
A843515.5 mm-Tanged--Right Hand---100
RFQ
A844516.6 mm-Tanged--Right Hand---100
RFQ
BA1084-2.2CN0666.6 mm2.9 mmTangedPlainCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€165.60100
StyleModelInsert LengthFree Coil Dia.Tang TypeFinishThread TypeThread DirectionTensile StrengthHardnessPricePkg. Qty.
AA1185-06EN3450.345"0.185"TanglessPlainCoarseRight Hand200000 psiRockwell C43-C50€242.64100
AA1185-06EN4140.414"0.185"TanglessPlainCoarseRight Hand200000 psiRockwell C43-C50€237.16100
StyleModelInsert LengthTang TypeThread DirectionThread SizeMaterialPkg. Qty.
A8406611 mmTangedRight HandM11 x 1Stainless Steel50
RFQ
A8416616.5 mmTangedRight HandM11 x 1Stainless Steel50
RFQ
A8426622 mmTangedRight HandM11 x 1Stainless Steel50
RFQ
A8436627.5 mmTangedRight HandM11 x 1Stainless Steel50
RFQ
A8446633 mmTangedRight HandM11 x 1Stainless Steel50
RFQ
-

M10 x 1.5 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthFree Coil Dia.Tang TypeFinishThread TypeThread DirectionTensile StrengthHardnessPricePkg. Qty.
A8406510 mm-Tanged--Right Hand---50
RFQ
A8416515 mm-Tanged--Right Hand---50
RFQ
BR1084-1015 mm12.23 mmTangedPlainCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€42.3612
CA1084-10CN15015 mm12.23 mmTangedPlainCoarseRight Hand200000 psi to 250000 psiRockwell C43-C50€176.25100
A8426520 mm-Tanged--Right Hand---50
RFQ
A8436525 mm-Tanged--Right Hand---50
RFQ
A8446530 mm-Tanged--Right Hand---50
RFQ
CHRISLYNN -

2 5/8"-8 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthTang TypeFinishThread TypeThread DirectionThread SizeMaterialPrice
A83313-1.02 5/8"Tanged--Right Hand2 5/8"-8Stainless Steel-
RFQ
B83313-1.53.938"TangedPlain8 UNRight Hand2 5/8"-8Stainless Steel€237.51
CHRISLYNN -

2 1/2"-8 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthTang TypeFinishThread TypeThread DirectionThread SizeMaterialPrice
A83312-1.02 1/2"Tanged--Right Hand2 1/2"-8Stainless Steel-
RFQ
B83312-1.53 3/4"TangedPlain8 UNRight Hand2 1/2"-8Stainless Steel€214.39
CHRISLYNN -

2 1/4"-8 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthTang TypeFinishThread TypeThread DirectionThread SizeMaterialPrice
A83310-1.02 1/4"Tanged--Right Hand2 1/4"-8Stainless Steel-
RFQ
B83310-1.53 3/8"TangedPlain8 UNRight Hand2 1/4"-8Stainless Steel€165.13
StyleModelInsert LengthTang TypeThread DirectionThread SizeMaterialPkg. Qty.
A843110.41"TangedRight Hand#8-36Stainless Steel100
RFQ
A840110.164"TangedRight Hand#8-36Stainless Steel100
RFQ
A841110.246"TangedRight Hand#8-36Stainless Steel100
RFQ
A842110.328"TangedRight Hand#8-36Stainless Steel100
RFQ
A844110.492"TangedRight Hand#8-36Stainless Steel100
RFQ
CHRISLYNN -

2 1/8"-8 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthTang TypeFinishThread TypeThread DirectionThread SizeMaterialPrice
A83309-1.02 1/8"Tanged--Right Hand2 1/8"-8Stainless Steel-
RFQ
B83309-1.53.188"TangedPlain8 UNRight Hand2 1/8"-8Stainless Steel€137.38
CHRISLYNN -

2-8 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthTang TypeFinishThread TypeThread DirectionThread SizeMaterialPrice
A83308-1.02"Tanged--Right Hand#2-8Stainless Steel-
RFQ
B83308-1.53"TangedPlain8 UNRight Hand2"-8Stainless Steel€89.78
A83308-2.04"Tanged--Right Hand#2-8Stainless Steel-
RFQ
CHRISLYNN -

1 7/8"-8 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthTang TypeFinishThread TypeThread DirectionThread SizeMaterialPrice
A83307-1.01 7/8"Tanged--Right Hand1 7/8"-8Stainless Steel-
RFQ
B83307-1.52.813"TangedPlain8 UNRight Hand1 7/8"-8Stainless Steel€82.43
A83307-2.03 3/4"Tanged--Right Hand1 7/8"-8Stainless Steel-
RFQ
CHRISLYNN -

1 3/8"-8 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthTang TypeThread TypeThread DirectionThread SizeMaterialPrice
A83303-1.01 3/8"Tanged-Right Hand1 3/8"-8Stainless Steel-
RFQ
A83303-2.02 3/4"Tanged-Right Hand1 3/8"-8Stainless Steel-
RFQ
B83303-1.52.063"TangedCoarseRight Hand1 3/8"-8Stainless Steel€51.31
CHRISLYNN -

1 1/4"-8 Grade 304 Stainless Steel Free Running Helical Inserts

StyleModelInsert LengthTang TypeFinishThread TypeThread DirectionThread SizeMaterialPrice
A83302-1.01 1/4"Tanged--Right Hand1 1/4"-8Stainless Steel-
RFQ
B83302-1.51 7/8"TangedPlain8 UNRight Hand1 1/4"-8Stainless Steel€35.82
A83302-2.02 1/2"Tanged--Right Hand1 1/4"-8Stainless Steel-
RFQ
12...56

Free Running Helical Inserts

Free running inserts are designed to make threads or repair worn threads inside tapped holes. They are ideal for providing reliable threading in metals, composites, wood & similar materials. These inserts are usually larger in diameter than tapped holes and are compressed while being inserted, thereby providing maximum surface contact area. Raptor Supplies offers a wide range of free running inserts in Metric, UNC and UNF thread types from Chrislynn and Heli-Coil.

Frequently Asked Questions

How to install helical inserts?

  • Drill a hole using the suggested drill bit size.
  • Tap the hole and screw the insert into the installation tool. The prong must be properly engaged in the driving contour of the tool.
  • Using the installation tool, thread the insert into the hole. Install the insert a quarter to half turn below the hole's surface.
  • If your insert has a prong, remove it with a punch or break-off tool. This allows the screw to fully enter the insert.

Where are helical inserts without prongs used?

These inserts are frequently used where debris could cause damage because there is no prong to break off and retrieve. They have coils that expand after installation to secure the insert.