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TR1665 Threaded Insert MS/NAS - H Duty - Inch

4140 steel - self-locking - MS/NAS grade

Threaded Insert MS/NAS - 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 ±.030 Order by parameter Rem. drill depth Order by parameter l4 c'bore depth Order by parameter Inst. tool ref. TR1705 Order by parameter Inst. tap drill size* Order by parameter Inst. c'sink hole size +,010 -,000 Order by parameter Inst. thread tap size class 2B Order by parameter Inst. thread tap min. depth Order by parameter Rem. drill size Order by parameter
TR1665.81300 SL 8-32 UNC 5/16-18 UNF ,312 ,22 1/8 ,04 .0000 ,272 ,323 5/16-18 ,37 7/32
TR1665.81301 SL 10-24 UNC 3/8-16 UNC ,312 ,22 1/8 ,07 .0010 ,332 ,385 3/8-16 ,37 9/32
TR1665.81501 SL 10-32 UNF 3/8-16 UNC ,312 ,22 1/8 ,07 .0011 ,332 ,385 3/8-16 ,37 9/32
TR1665.81302 SL 1/4-20 UNC 7/16-14 UNC ,375 ,22 3/16 ,07 .0020 ,397 ,447 7/16-14 ,43 11/32
TR1665.81502 SL 1/4-28 UNF 7/16-14 UNC ,375 ,22 3/16 ,07 .0021 ,397 ,447 7/16-14 ,43 11/32
TR1665.81303 SL 5/16-18 UNC 1/2-13 UNC ,437 ,22 3/16 ,07 .0030 ,453 ,510 1/2-13 ,50 13/32
TR1665.81503 SL 5/16-24 UNF 1/2-13 UNC ,437 ,22 3/16 ,07 .0031 ,453 ,510 1/2-13 ,50 13/32
TR1665.81304 SL 3/8-16 UNC 9/16-12 UNC ,500 ,25 3/16 ,07 .0040 ,516 ,572 9/16-12 ,56 15/32
TR1665.81504 SL 3/8-24 UNF 9/16-12 UNC ,500 ,25 3/16 ,07 .0041 ,516 ,572 9/16-12 ,56 15/32
TR1665.81305 SL 7/16-14 UNC 5/8-11 UNC ,625 ,28 3/16 ,10 .0050 ,578 ,635 5/8-11 ,68 17/32
TR1665.81505 SL 7/16-20 UNF 5/8-11 UNC ,625 ,28 3/16 ,10 .0051 ,578 ,635 5/8-11 ,68 17/32
TR1665.81306 SL 1/2-13 UNC 11/16-11NS UNS ,688 ,28 3/16 ,10 .0060 ,641 ,700 11/16-11NS ,75 19/32
TR1665.81506 SL 1/2-20 UNF 11/16-11NS UNS ,688 ,28 3/16 ,10 .0061 ,641 ,700 11/16-11NS ,75 19/32
TR1665.81307 SL 9/16-12 UNC 13/16-16 UN ,812 ,32 3/16 ,10 .0070 ,766 ,822 13/16-16 ,94 23/32
TR1665.81507 SL 9/16-12 UNF 13/16-16 UN ,812 ,32 3/16 ,10 .0071 ,766 ,885 13/16-16 ,94 23/32
TR1665.81308 SL 5/8-11 UNC 7/8-14 UNF ,875 ,33 3/16 ,10 .0080 ,828 ,885 7/8-14 1,00 25/32
TR1665.81508 SL 5/8-18 UNF 7/8-14 UNF ,875 ,33 3/16 ,10 .0081 ,828 ,885 7/8-14 1,00 25/32
TR1665.81309 SL 3/4-10 UNC 1-1/8-12 UNF 1,250 ,49 5/16 ,10 .0090 1,062 1,145 1-1/8-12 1,44 31/32
TR1665.81509 SL 3/4-16 UNF 1-1/8-12 UNF 1,250 ,49 5/16 ,10 .0091 1,062 1,145 1-1/8-12 1,44 31/32
TR1665.81310 SL 7/8-9 UNC 1-1/4-12 UNF 1,375 ,49 5/16 ,10 .0100 1,187 1,270 1-1/4-12 1,56 1-3/32
TR1665.81510 SL 7/8-14 UNF 1-1/4-12 UNF 1,375 ,49 5/16 ,10 .0101 1,187 1,270 1-1/4-12 1,56 1-3/32
TR1665.81311 SL 1-8 UNC 1-3/8-12 UNF 1,500 ,55 5/16 ,10 .0110 1,312 1,395 1-3/8-12 1,68 1-7/32
TR1665.81511 SL 1-12 UNF 1-3/8-12 UNF 1,500 ,55 5/16 ,10 .0111 1,312 1,395 1-3/8-12 1,68 1-7/32

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 5/16 and over. Two locking keys on internal threads smaller than 5/16.
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 (MS51831 & NAS1395)

CAD & Data Sheets

Product Datasheets

TR1665 Threaded Insert MS/NAS - H Duty - Inch 465 kB pdf
Heavy Duty 5 MB pdf
Threaded Inserts 27 MB pdf

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