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Kennametal LT-ER-UNCB External UN Threading Inserts

Name: Kennametal LT-ER-UNCB External UN Threading Inserts — LT16ER20UNCB / KC5010
Brand: Kennametal
SKU: 1712605

Pricing by quote

Kennametal LT-ER-UNCB inserts are right-hand external UN threading forms. Compare the selected size-16 catalog forms by their exact TPI, profile distances and available grades.

SKU: 1712605

Availability confirmed with your quote.

Technical Specifications

Tool configurations

Article ID	Configuration	Catalog number	Grade	[LI] Insert Length Metric	Type of Thread	[RC]Corner Radius Center mm	[RC]Corner Radius Center Inch	[EX]Profile Distance ex Metric	[EX]Profile Distance ex Inch	[E]Profile Distance e (ey) mm	[E]Profile Distance e (ey) In	Thread Pitch mm	TPI	[LI] Insert Length Inch
7321801	LT16ER8UNCB / KCU20B	LT16ER8UNCB	KCU20B	16.4970	UN	0.5000	0.0200	1.3000	0.0520	1.5000	0.0590	3.00	8	0.6495
7321764	LT16ER16UNCB / KCU20B	LT16ER16UNCB	KCU20B	16.4970	UN	0.2500	0.0100	0.7000	0.0290	0.8000	0.0300	1.5	16	0.6495
7321769	LT16ER18UNCB / KCU20B	LT16ER18UNCB	KCU20B	16.4970	UN	0.2250	0.0090	0.8000	0.0320	0.8000	0.0290	1.4	18	0.6495
7321778	LT16ER24UNCB / KCU20B	LT16ER24UNCB	KCU20B	16.4970	UN	0.1500	0.0060	0.7000	0.0290	0.8000	0.0310	1.00	24	0.6495
7321756	LT16ER14UNCB / KCU20B	LT16ER14UNCB	KCU20B	16.4970	UN	0.2250	0.0090	1.2000	0.0470	1.5000	0.0600	1.75	14	0.6495
7321774	LT16ER20UNCB / KCU20B	LT16ER20UNCB	KCU20B	16.4970	UN	0.2000	0.0080	0.8000	0.0310	0.9000	0.0350	1.25	20	0.6495
7321783	LT16ER28UNCB / KCU20B	LT16ER28UNCB	KCU20B	16.4970	UN	0.1000	0.0040	0.7000	0.0260	0.8000	0.0310	0.9	28	0.6495
7321788	LT16ER32UNCB / KCU20B	LT16ER32UNCB	KCU20B	16.4970	UN	0.1000	0.0040	1.2000	0.0460	0.5000	0.0190	0.79	32	0.6495
7317572	LT16ER10UNCB / KCU20B	LT16ER10UNCB	KCU20B	16.4970	UN	0.3250	0.0130	1.5000	0.0600	1.3000	0.0510	2.5	10	0.6495
7317593	LT16ER12UNCB / KCU20B	LT16ER12UNCB	KCU20B	16.4970	UN	0.3250	0.0130	1.3000	0.0520	1.5000	0.0600	2.0	12	0.6495
1712568	LT16ER12UNCB / KC5025	LT16ER12UNCB	KC5025	16.4970	UN	—	—	1.3000	0.0520	1.5000	0.0600	—	12	0.6495
1712569	LT16ER14UNCB / KC5010	LT16ER14UNCB	KC5010	16.4970	UN	0.2250	0.0090	1.2000	0.0470	1.5000	0.0600	1.75	14	0.6495
1712570	LT16ER14UNCB / KC5025	LT16ER14UNCB	KC5025	16.4970	UN	0.2250	0.0090	1.2000	0.0470	1.5000	0.0600	1.75	14	0.6495
1712601	LT16ER16UNCB / KC5010	LT16ER16UNCB	KC5010	16.4970	UN	0.2500	0.0100	0.7000	0.0290	0.8000	0.0300	1.5	16	0.6495
1712602	LT16ER16UNCB / KC5025	LT16ER16UNCB	KC5025	16.4970	UN	0.2500	0.0100	0.7000	0.0290	0.8000	0.0300	1.5	16	0.6495
1712603	LT16ER18UNCB / KC5010	LT16ER18UNCB	KC5010	16.4970	UN	0.2250	0.0090	0.8000	0.0320	0.8000	0.0290	1.4	18	0.6495
1712605	LT16ER20UNCB / KC5010	LT16ER20UNCB	KC5010	16.4970	UN	0.2000	0.0080	0.8000	0.0310	0.9000	0.0350	1.25	20	0.6495
1712606	LT16ER20UNCB / KC5025	LT16ER20UNCB	KC5025	16.4970	UN	0.2000	0.0080	0.8000	0.0310	0.9000	0.0350	1.25	20	0.6495
1712607	LT16ER24UNCB / KC5010	LT16ER24UNCB	KC5010	16.4970	UN	0.1500	0.0060	0.7000	0.0290	0.8000	0.0310	1.00	24	0.6495
1712608	LT16ER24UNCB / KC5025	LT16ER24UNCB	KC5025	16.4970	UN	0.1500	0.0060	0.7000	0.0290	0.8000	0.0310	1.00	24	0.6495
1712609	LT16ER28UNCB / KC5010	LT16ER28UNCB	KC5010	16.4970	UN	0.1000	0.0040	0.7000	0.0260	0.8000	0.0310	0.9	28	0.6495
1712610	LT16ER28UNCB / KC5025	LT16ER28UNCB	KC5025	16.4970	UN	0.1000	0.0040	0.7000	0.0260	0.8000	0.0310	0.9	28	0.6495
1712563	LT16ER8UNCB / KC5010	LT16ER8UNCB	KC5010	16.4970	UN	0.5000	0.0200	1.3000	0.0520	1.5000	0.0590	3.00	8	0.6495
1712564	LT16ER8UNCB / KC5025	LT16ER8UNCB	KC5025	16.4970	UN	0.5000	0.0200	1.3000	0.0520	1.5000	0.0590	3.00	8	0.6495
1712566	LT16ER10UNCB / KC5025	LT16ER10UNCB	KC5025	16.4970	UN	—	—	1.5000	0.0600	1.3000	0.0510	—	10	0.6495
1712567	LT16ER12UNCB / KC5010	LT16ER12UNCB	KC5010	16.4970	UN	0.3250	0.0130	1.3000	0.0520	1.5000	0.0600	2.0	12	0.6495
1712604	LT16ER18UNCB / KC5025	LT16ER18UNCB	KC5025	16.4970	UN	0.2250	0.0090	0.8000	0.0320	0.8000	0.0290	1.4	18	0.6495
1712612	LT16ER32UNCB / KC5025	LT16ER32UNCB	KC5025	16.4970	UN	0.1000	0.0040	1.2000	0.0460	0.5000	0.0190	0.79	32	0.6495

Compatible components

For article 1712605

Components are selected separately. Open a part number to review its specifications and add it to your quote.

Toolholders (11)

Article ID	Catalog number	Grade
1136965	LSASR1212N16	—
1136984	LSASR1616H16	—
1137000	LSASR2525M16	—
1281801	LSASR103	—
1281802	LSASR123	—
1281803	LSASR163	—
1281805	LSASR203	—
6770486	LSASR1616H16C	—
6770504	LSASR103C	—
6770505	LSASR123C	—
6770506	LSASR163C	—

Contact Tech Tool to confirm the complete assembly and package contents before ordering.

Technical documents

Kennametal Laydown UN — insert dimension reference (2018)

PDF · English

Kennametal Laydown UN — insert dimension reference (2018) (PDF)

Compare With Similar Items

Product	Kennametal LT-ER-UNCB External UN Threading Inserts View details	Kennametal LT-ER-ISOCB External Metric Threading Inserts View details	Kennametal Top Notch NT 60° Partial-Profile Threading Inserts View details
Description	Kennametal LT-ER-UNCB inserts are right-hand external UN threading forms. Compare the selected size-16 catalog forms by their exact TPI, profile distances and available grades.	Kennametal LT-ER-ISOCB inserts are right-hand external ISO metric threading forms. Compare the selected size-16 catalog forms by exact metric pitch, profile distances and grade.	Kennametal NT inserts provide a 60° partial profile for thread turning. Compare sizes 2, 3 and 4 in right- and left-hand forms, with separate external and internal pitch ranges.
Price	Pricing by quote	Pricing by quote	Pricing by quote

Technical guidance & FAQs

Applications and materials

Kennametal LT-ER-UNCB inserts are right-hand external UN threading forms. Compare the selected size-16 catalog forms by their exact TPI, profile distances and available grades.

Choosing a configuration

Select the required UN thread and exact TPI from the configuration row. Confirm the complete LT catalog number, grade and manufacturer-listed holder before requesting a quote.

Compatibility and use

Use the exact manufacturer-listed insert and holder pairing for the selected article. Match the thread form, insert hand and seat identity before ordering.

Technical documents

Use the linked thread-form and dimension reference with the selected catalog number. Cutting recommendations must match the insert grade and workpiece material.

Which pitch value should I use for UNCB selection?

Use the exact TPI associated with the selected UNCB form. Do not select it from a rounded metric conversion.

Is UNCB interchangeable with UNJ?

Do not assume interchangeability. UN and UNJ are separate catalog forms; use the thread form required by the application.

How do I request the exact configuration?

Select the manufacturer article, catalog number and grade, enter the quantity and add it to your quote.

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Quick links

Kennametal LT-ER-UNCB External UN Threading Inserts

Kennametal LT-ER-UNCB External UN Threading Inserts