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Products in the Teknipart Exta Heavy Duty range:

Product TR1666, Threaded Insert MS/NAS - Extra H Duty - Inch 4140 steel - non-locking - MS/NAS grade
MS/NAS Gr Ex Hv Duty
inch, steel non-locking
Product TR1667, Threaded Insert MS/NAS - Extra H Duty - Inch 4140 steel - self-locking - MS/NAS grade
MS/NAS Gr Ex Hv Duty
inch, steel self-locking
TR1667 Threaded Insert MS/NAS - Extra H Duty - Inch 328 kB pdf
Exta Heavy Duty 526 kB pdf
Threaded Inserts Steel 4 MB pdf
Threaded Inserts 15 MB pdf
Threaded Insert MS/NAS - Extra H Duty - Inch
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Data Sheet
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TR1667 Threaded Insert MS/NAS - Extra H Duty - Inch

4140 steel - self-locking - MS/NAS grade, Material: Steel

Threaded Insert MS/NAS - Extra H Duty - Inch

Data Table

Order No. Order by articlenumber Type Order by parameter d1
class 3B Order by parameter		 Thread type d1 Order by parameter d2
(mod.) class 2A Order by parameter		 Thread type d2 Order by parameter l1 Order by parameter l3
±0.030 Order by parameter		 l4 c'bore depth Order by parameter Inst. c'sink hole size
+0.010|-0.000 Order by parameter		 Inst. tap drill size Order by parameter Inst. thread tap depth
min. Order by parameter		 Inst. thread tap size
class 2B Order by parameter		 Inst. tool ref. TR1706 Order by parameter Removal drill size Order by parameter Removal drill depth Order by parameter Price/stock Add to basket
TR1667.81333 SL 10-24 UNC 7/16-14 UNC .312 .22 .07 .447 .397 .37 7/16-14 .0330 11/32 3/16
TR1667.81533 SL 10-32 UNF 7/16-14 UNC .312 .22 .07 .447 .397 .37 7/16-14 .0331 11/32 3/16
TR1667.81334 SL 1/4-20 UNC 1/2-13 UNC .375 .22 .07 .510 .453 .44 1/2-13 .0340 13/32 3/16
TR1667.81534 SL 1/4-28 UNF 1/2-13 UNC .375 .22 .07 .510 .453 .44 1/2-13 .0341 13/32 3/16
TR1667.81335 SL 5/16-18 UNC 9/16-12 UNC .437 .22 .07 .572 .516 .50 9/16-12 .0350 15/32 3/16
TR1667.81535 SL 5/16-24 UNF 9/16-12 UNC .437 .22 .07 .572 .516 .50 9/16-12 .0351 15/32 3/16
TR1667.81336 SL 3/8-16 UNC 5/8-11 UNC .500 .25 .07 .635 .578 .56 5/8-11 .0360 17/32 3/16

Stock/Price Check

In stock0 Bal.10-14 days
QtyPrice/unit
1-9£ 144.01
10-19£ 129.61
20-49£ 122.41
50-99£ 115.21
100-499£ 93.61
500-999£ 86.41
1000+£ 64.80
£ & stock
Decrease order quantity in steps. Increase order quantity in steps.
TR1667.81536 SL 3/8-24 UNF 5/8-11 UNC .500 .25 .07 .635 .578 .56 5/8-11 .0361 17/32 3/16
TR1667.81337 SL 7/16-14 UNC 11/16-11NS UNS .625 .28 .10 .700 .641 .68 11/16-11NS .0370 19/32 3/16
TR1667.81537 SL 7/16-20 UNF 11/16-11NS UNS .625 .28 .10 .700 .641 .68 11/16-11NS .0371 19/32 3/16
TR1667.81338 SL 1/2-13 UNC 13/16-16 UN .688 .28 .10 .822 .766 .75 13/16-16 .0380 23/32 3/16
TR1667.81538 SL 1/2-20 UNF 13/16-16 UN .688 .28 .10 .822 .766 .75 13/16-16 .0381 23/32 3/16
TR1667.81339 SL 9/16-12 UNC 7/8-14 UNF .812 .32 .10 .885 .828 .94 7/8-14 .0390 25/32 3/16
TR1667.81539 SL 9/16-18 UNF 7/8-14 UNF .812 .32 .10 .885 .828 .94 7/8-14 .0391 25/32 3/16
TR1667.81340 SL 5/8-11 UNC 1-12 UNF .875 .33 .10 1.020 .937 1.00 1-12 .0400 27/32 5/16
TR1667.81540 SL 5/8-18 UNF 1-12 UNF .875 .33 .10 1.020 .937 1.00 1-12 .0401 27/32 5/16
TR1667.81341 SL 3/4-10 UNC 1-1/14-12 UNF 1.250 .49 .10 1.270 1.187 1.44 1-1/4-12 .0410 1-3/32 5/16
TR1667.81541 SL 3/4-16 UNF 1-1/14-12 UNF 1.250 .49 .10 1.270 1.187 1.44 1-1/4-12 .0411 1-3/32 5/16
TR1667.81342 SL 7/8-9 UNC 1-3/8-12 UNF 1.375 .49 .10 1.395 1.312 1.56 1-3/8-12 .0420 1-7/32 5/16
TR1667.81542 SL 7/8-14 UNF 1-3/8-12 UNF 1.375 .49 .10 1.395 1.312 1.56 1-3/8-12 .0421 1-7/32 5/16
TR1667.81343 SL 1-8 UNC 1-1/2-12 UNF 1.500 .55 .10 1.520 1.437 1.68 1-1/2-12 .0430 1-11/32 5/16
TR1667.81543 SL 1-12 UNF 1-1/2-12 UNF 1.500 .55 .10 1.520 1.437 1.68 1-1/2-12 .0431 1-11/32 5/16

Technical & Application

Material

Inserts - 4140 alloy steel (160 KSI Min).
Keys - 302 CRES.
Cadmium plate (QQ-P-416 Type II, Cl. 2). Dry film lubrication on self-locking inserts only.

Technical Notes

All dimensions in inches.
Internal threads: to SAE AS8879.
General tolerances -
+/- 0,010 unless specified.
Tap drill hole tolerances -
0,234 to 0,500 = +0,004/-0,001
0,500 and over = +0,005/-0,001
SL = Self-Locking type, deliberate deformity in thread produces self-affect once installed (see technical diagram).

Tips

Order installation tool separately, as identified by "Inst. Tool ref." in table.

Important Notes

Four locking keys on internal threads 1/4 and over. Two locking keys on internal threads smaller than 1/4.
Installation (Inst.) drill size, counter sink, thread tap and thread depth as specified in table.
Removal (Rem.) drill size and drill depth as specified in table.
Perform to standards: MIL-I-45914A (MS51832)

Prices/Stock

Order No. In stock Bal. QtyPrice/unitQtyPrice/unitQtyPrice/unitQtyPrice/unitQtyPrice/unitQtyPrice/unitQtyPrice/unit
TR1667.81333 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81533 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81334 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81534 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81335 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81535 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81336 0 10-14 days 1-9£ 144.0110-19£ 129.6120-49£ 122.4150-99£ 115.21100-499£ 93.61500-999£ 86.411000+£ 64.80
TR1667.81536 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81337 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81537 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81338 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81538 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81339 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81539 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81340 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81540 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81341 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81541 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81342 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81542 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81343 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1667.81543 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-

Prices exclude VAT

CAD & Data Sheets

Product Datasheets

TR1667 Threaded Insert MS/NAS - Extra H Duty - Inch 328 kB pdf
Exta Heavy Duty 526 kB pdf
Threaded Inserts Steel 4 MB pdf
Threaded Inserts 15 MB pdf

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