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Products in the Teknipart Extra Heavy Duty range:

Product TR1530, Threaded Insert - Metric - Inch heavy duty - stainless steel
Insert - Metric - Inch
heavy duty - stainless steel
Product TR1566, Threaded Insert - Inch extra heavy duty - stainless steel
Threaded Insert - Inch
heavy duty stainless steel
Product TR1656, Threaded Insert MS/NAS - Extra H Duty - Inch 303 stainless steel - non-locking - MS/NAS grade
MS/NAS Gr Ex Hv Duty
inch, 303 s/s non-locking
Product TR1657, Threaded Insert MS/NAS - Extra H Duty - Inch 303 stainless steel - self-locking - MS/NAS grade
MS/NAS Gr Ex Hv Duty
inch, 303 s/s self-locking
TR1657 Threaded Insert MS/NAS - Extra H Duty - Inch 328 kB pdf
Extra Heavy Duty 965 kB pdf
Threaded Inserts Stainless 7 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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TR1657 Threaded Insert MS/NAS - Extra H Duty - Inch

303 stainless steel - self-locking - MS/NAS grade, Material: Stainless steel

Threaded Insert MS/NAS - Extra H Duty - Inch

Data Table

Order No. Order by articlenumber Type Order by parameter d1
tol. 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
TR1657.77333 SL 10-24 UNC 7/16-14 UNC .312 .22 .07 .447 .397 .37 7/16-14 .0330 11/32 3/16
TR1657.77533 SL 10-32 UNF 7/16-14 UNC .312 .22 .07 .447 .397 .37 7/16-14 .0331 11/32 3/16

Stock/Price Check

In stock0 Bal.7-10 days
QtyPrice/unit
1-9£ 46.10
10-19£ 41.49
20-49£ 39.19
50-99£ 36.88
100-499£ 29.97
500-999£ 27.66
1000+£ 20.75
£ & stock
Decrease order quantity in steps. Increase order quantity in steps.
TR1657.77334 SL 1/4-20 UNC 1/2-13 UNC .375 .22 .07 .510 .453 .44 1/2-13 .0340 13/32 3/16
TR1657.77534 SL 1/4-28 UNF 1/2-13 UNC .375 .22 .07 .510 .453 .44 1/2-13 .0341 13/32 3/16
TR1657.77335 SL 5/16-18 UNC 9/16-12 UNC .437 .22 .07 .572 .516 .50 9/16-12 .0350 15/32 3/16
TR1657.77535 SL 5/16-24 UNF 9/16-12 UNC .437 .22 .07 .572 .516 .50 9/16-12 .0351 15/32 3/16
TR1657.77336 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£ 72.84
10-19£ 65.56
20-49£ 61.91
50-99£ 58.27
100-499£ 47.35
500-999£ 43.70
1000+£ 32.78
£ & stock
Decrease order quantity in steps. Increase order quantity in steps.
TR1657.77536 SL 3/8-24 UNF 5/8-11 UNC .500 .25 .07 .635 .578 .56 5/8-11 .0361 17/32 3/16
TR1657.77337 SL 7/16-14 UNC 11/16-11NS UNS .625 .28 .10 .700 .641 .68 11/16-11NS .0370 19/32 3/16
TR1657.77537 SL 7/16-20 UNF 11/16-11NS UNS .625 .28 .10 .700 .641 .68 11/16-11NS .0371 19/32 3/16
TR1657.77338 SL 1/2-13 UNC 13/16-16 UNF .688 .28 .10 .822 .766 .75 13/16-16 .0380 23/32 3/16
TR1657.77538 SL 1/2-20 UNF 13/16-16 UNF .688 .28 .10 .822 .766 .75 13/16-16 .0381 23/32 3/16
TR1657.77339 SL 9/16-12 UNC 7/8-14 UNF .812 .32 .10 .885 .828 .94 7/8-14 .0390 25/32 3/16
TR1657.77539 SL 9/16-18 UNF 7/8-14 UNF .812 .32 .10 .885 .828 .94 7/8-14 .0391 25/32 3/16
TR1657.77340 SL 5/8-11 UNC 1-12 UNF .875 .33 .10 1.020 .937 1.00 1-12 .0400 27/32 5/16
TR1657.77540 SL 5/8-18 UNF 1-12 UNF .875 .33 .10 1.020 .937 1.00 1-12 .0401 27/32 5/16
TR1657.77341 SL 3/4-10 UNC 1-1/4-12 UNF 1.250 .49 .10 1.270 1.187 1.44 1-1/4-12 .0410 1-3/32 5/16
TR1657.77541 SL 3/4-16 UNF 1-1/4-12 UNF 1.250 .49 .10 1.270 1.187 1.44 1-1/4-12 .0411 1-3/32 5/16
TR1657.77342 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
TR1657.77542 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
TR1657.77343 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
TR1657.77543 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 - 303 CRES.
Keys - 302 CRES.
Passivated. 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
TR1657.77333 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77533 0 7-10 days 1-9£ 46.1010-19£ 41.4920-49£ 39.1950-99£ 36.88100-499£ 29.97500-999£ 27.661000+£ 20.75
TR1657.77334 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77534 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77335 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77535 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77336 0 10-14 days 1-9£ 72.8410-19£ 65.5620-49£ 61.9150-99£ 58.27100-499£ 47.35500-999£ 43.701000+£ 32.78
TR1657.77536 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77337 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77537 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77338 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77538 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77339 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77539 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77340 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77540 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77341 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77541 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77342 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77542 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77343 0 7-10 days 1-9-10-19-20-49-50-99-100-499-500-999-1000+-
TR1657.77543 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

TR1657 Threaded Insert MS/NAS - Extra H Duty - Inch 328 kB pdf
Extra Heavy Duty 965 kB pdf
Threaded Inserts Stainless 7 MB pdf
Threaded Inserts 15 MB pdf

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