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Thread Gages

Thread Gages

Thread Check Inc. manufactures a complete line of thread gages and related products used to measure screw threads and calibrate gages. We offer thread plug and ring gages, tapered pipe thread gages, straight pipe thread gages, API gages, 3-Wire thread measuring systems, tri roll thread comparators, British thread gauges, thread work plugs, and special thread gages including Acme, buttress thread gages, and custom thread gages.

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Thread Plug Gages - Taperlock Design - Chrome

Thread Check, Inc. offers a complete line of AGD – American Gage Design, unified working taperlock thread plug gages. The taperlock thread plug gage style allows for a quick and convenient replacement of the gage member into an existing handle. A worn gage member can be simply removed and a new replacement ...MORE INFO
Thread Plug Gages - Reversible Design - Chrome

Thread Check, Inc. offers a complete line of AGD – American Gage Design, unified working thread plug gages in both taperlock and reversible styles. Thread plug gages are manufactured per ANSI/ASME B1.2. Thread Check, Inc. thread plug gages are manufactured to an X tolerance in class 2B or 3B. Thread ...MORE INFO
S.T.I. Thread Plug Gages

Helical coil ( STI ) Plug Gages are used to gage threaded holes prior to insertion of screw thread inserts. Screw thread inserts are used to repair a damaged thread or to provide stronger thread assembly. All Helical Coil - STI thread plug gages are manufactured of oil hardened tool steel to a class ...MORE INFO
Metric Thread Plug Gages - Taperlock Design - Chrome

Thread Check, Inc. offers a complete line of AGD – American Gage Design, metric series working taperlock thread plug gages. The taperlock thread plug gage style allows for a quick and convenient replacement of the gage member into an existing handle. A worn gage member can be simply removed and a new ...MORE INFO
Metric Thread Plug Gages - Reversible Design - Chrome

Thread Check, Inc. offers a complete line of AGD – American Gage Design, metric working reversible style thread plug gages. The reversible thread plug gage style allows for one end of the gage to be rotated so the user gets two gages in one. A worn gage end can be turned around by simply opening the ...MORE INFO
Thread Ring Gages - Unified Inch

Thread Check, Inc. offers a complete line of AGD – American Gage Design, unified adjustable thread ring gages. Thread ring gages and set plugs are manufactured per ANSI/ASME B1.2. Thread ring gages are manufactured to an X tolerance in 1A, 2A and 3A Go members and 2A and 3A No go members. Unified Series ...MORE INFO
Thread Set Plug Gages - Unified Inch

Thread Check, Inc. offers a complete line of AGD – American Gage Design truncated set plugs. Set plugs are manufactured per ANSI/ASME B1.2 and are manufactured to an X tolerance in 1A, 2A and 3A Go members and 2A and 3A No go members. Thread Set plugs are made to a class X tolerance on pitch diameter ...MORE INFO
Metric Ring Gages

Thread Check, Inc. offers a complete line of AGD – American Gage Design, adjustable metric thread ring gages and truncated set plugs. Thread ring gages and set plugs are manufactured per ANSI/ASME B1.16M. Thread ring gages and set plugs are manufactured to an X tolerance in a 6g class of fit. Thread ...MORE INFO
Metric Set Plug Gages

Thread Check, Inc. offers a complete line of AGD – American Gage Design, adjustable metric thread ring gages and truncated set plugs. Thread ring gages and set plugs are manufactured per ANSI/ASME B1.16M. Thread ring gages and set plugs are manufactured to an X tolerance in a 6g class of fit. Thread ...MORE INFO
NPT Plug Gages per ANSI/ASME B1.20.1

NPT general purpose pipe thread plug and ring gages are manufactured per ANSI/ASME B1.20.1. Thread Check offers a complete line of plug and ring gages to inspect General Purpose National Taper Pipe Thread from 1/16 – 6.0 inches. Threads made to this specification consist of external taper and internal ...MORE INFO
NPT Ring Gages per ANSI/ASME B1.20.1

NPT general purpose pipe thread plug and ring gages are manufactured per ANSI/ASME B1.20.1. Thread Check offers a complete line of plug and ring gages to inspect General Purpose National Taper Pipe Thread from 1/16 – 6.0 inches. Threads made to this specification consist of external taper and internal ...MORE INFO
NPTF Plug Gages per ANSI/ASME B1.20.5

Thread Check Inc. offers a complete line of NPTF Dryseal gages per ANSI/ASME B1.20.5 from 1/16 – 3.0”. Dryseal threads are based on the American pipe thread but differ in that they are designed to seal pressure tight joints without using sealing compounds. To accomplish this seal, the thread form ...MORE INFO
NPTF Ring Gages per ANSI/ASME B1.20.5

Thread Check Inc. offers a complete line of NPTF Dryseal gages per ANSI/ASME B1.20.5 from 1/16 – 3.0”. Dryseal threads are based on the American pipe thread but differ in that they are designed to seal pressure tight joints without using sealing compounds. To accomplish this seal, the thread form is ...MORE INFO
ANPT Plug Gages

Thread Check Inc. offers a complete range of Aeronautical National Form Taper Pipe Thread Plug Gages per SAE AS71051. ANPT thread plug gages are intended for use on pipe, plugs, fittings, and similar devices in aeronautical components and equipment requiring a sealed thread joint and where straight ...MORE INFO
ANPT Ring Gages

Thread Check Inc. offers a complete range of Aeronautical National Form Taper Pipe Thread Ring Gages per SAE AS71051. ANPT thread ring gages are intended for use on pipe, plugs, fittings, and similar devices in aeronautical components and equipment requiring a sealed thread joint and where straight ...MORE INFO
NPSM Straight Pipe Thread Set Plug Gage

NPSM straight pipe thread set plug gages are manufactured per ANSI/ASME B1.20.1. NPSM threads are designed for free fitting mechanical joints. This pipe is often used for special applications where there is no internal pressures and is often found to be more suitable to use. All straight pipe thread ...MORE INFO
NPSM Straight Pipe Thread Ring Gages

NPSM straight pipe thread ring gages are manufactured per ANSI/ASME B1.20.1. NPSM threads are designed for free fitting mechanical joints. This pipe is often used for special applications where there is no internal pressures and is often found to be more suitable to use. All straight pipe thread ring ...MORE INFO
NPSM Straight Pipe Thread Plug Gages

NPSM straight pipe thread plug gages are manufactured per ANSI/ASME B1.20.1. NPSM threads are designed for free fitting mechanical joints. This pipe is often used for special applications where there is no internal pressures and is often found to be more suitable to use. All straight pipe thread plug ...MORE INFO
NPSF Thread Plug Gages

NPSF straight pipe thread plug gages are manufactured per ANSI /ASME B1.20.3 are used to inspect NPSF internal threads. This type of thread is straight instead of tapered and internal only.. The NPSF thread is considered more economical to produce than tapered internal threads, but when assembled do ...MORE INFO
API (American Petroleum Institute) Gages

Thread Check, Inc. offers American Petroleum Institute – API- thread gages to Spec. Q1, Spec. 5B, Spec. 7, Spec. 11B as well as many special API gages. Our engineers have served on various API gaging subcommittees. API gages come in all types include casing-round, line pipe, tubing-non upset, tubing-external ...MORE INFO