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Heavy Duty Inserts

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Heavy Duty Inserts

PART NO.

DIMENSIONS

INSTALLATION

REMOVAL DATA

NON- LOCKING

INTERNAL THREAD LOCKING

INTERNAL THREAD CLASS 3B

EXTERNAL THREAD

L

C’ BORE DEPTH

A

TAP DRILL DIA.

C’SINK DIA.

+.010

-.000

THREAD TAP

INSTALLATION TOOL PART

NUMBER

DRILL

* SIZE CLASS 2A

SHEAR ENGAG.

SIZE UNC-2B

MIN. DEPTH

SIZE

DEPTH

KNH0832J

8 – 32

5/16 – 18

.1517

.31

.04

.272

.323

5/16 – 18

.37

THD 0832L

7/32

1/8

KNHL0832J

.0945

.29

KNH1032J

10 – 32

3/8 – 16

.1901

.07

.332

.385

3/8 – 16

THD 1032L

9/32

KNHL1032J

.1156

.31

KNH1024J

10 – 24

.1901

THD 1024L

KNHL1024J

.1156

.31

KNH428J

1/4 – 28

7/16 – 14

.2842

.37

.397

.447

7/16 – 14

.43

THD 428L

11/32

3/16

KNHL428J

.1970

.33

KNH420J

1/4 – 20

.2842

THD 420L

KNHL420J

.1970

.36

KNH524J

5/16 – 24

1/2 – 13

.3588

.43

.453

.510

1/2 – 13

.50

THD 524L

13/32

KNHL524J

.2608

.34

KNH518J

5/16 – 18

.3588

THD 518L

KNHL518J

.2608

.37

KNH624J

3/8 – 24

9/16 – 12

.4975

.50

.516

.572

9/16 – 12

.56

THD 624L

15/32

KNHL624J

.3843

.37

KNH616J

3/8 – 16

.4975

THD 616L

KNHL616J

.3843

.41

KNH720J

7/16 – 20

5/8 – 11

.7172

.62

.10

.578

.635

5/8 – 11

.68

THD 720L

17/32

KNHL720J

.5831

.42

KNH714J

7/16 – 14

.7172

THD 714L

KNHL714J

.5831

.46

KNH820J

1/2 – 20

11/16 – 11

NS

.8884

.68

.641

.700

11/16 – 11

NS

.75

THD 820L

19/32

KNHL820J

.7368

.42

KNH813J

1/2 – 13

.8884

THD 813L

KNHL813J

.7368

.47

KNH918J

9/16 – 18

13/16 – 16

1.2493

.81

.766

.822

13/16 –

16

UN

.94

THD 918L

23/32

KNHL918J

1.0247

.48

KNH912J

9/16 – 12

1.2493

THD 912L

KNHL912J

1.0247

.54

KNH1018J

5/8 – 18

7/8 – 14

1.4866

.87

.828

.885

7/8 – 14

UNF

1.00

THD 1018L

25/32

KNHL1018J

1.2415

.49

KNH1011J

5/8 – 11

1.4866

THD 1011L

KNHL1011J

1.2415

.57

KNH1216J

3/4 – 16

1-1/8 – 12

2.4901

1.12

1.062

1.145

1-1/8 – 12

UNF

1.31

THD 1216L

31/32

5/16

KNHL1216J

2.4478

1.25

.68

1.44

KNH1210J

3/4 – 10

2.4901

1.12

1.31

THD 1210L

KNHL1210J

2.4478

1.25

.75

1.44

KNH1414J

7/8 – 14

1-1/4 – 12

3.1370

1.25

1.187

1.270

1-1/4 – 12

UNF

1.44

THD 1414L

1-3/32

KNHL1414J

3.0775

1.37

.69

1.56

KNH1409J

7/8 – 9

3.1370

1.25

1.44

THD 1409L

KNHL1409J

3.0775

1.37

.77

1.56

KNH1612J

1 – 12

1-3/8 – 12

3.8381

1.37

1.312

1.395

1-3/8 – 12

UNF

1.56

THD 1612L

1-7/32

KNHL1612J

3.7929

1.50

.78

1.68

KNH1608J

1 – 8

J

3.8381

1.37

1.56

THD 1608L

KNHL1608

3.7929

1.50

.86

1.68

indicates that parts are normally available from stock.

*MODIFIED MINOR DIAMETER

Inserts with internal thread size 5/16 and above furnished with 4 locking KEES.

STANDARD MATERIALS: Insert: 303 CRES (passivated)

KEES: 302 CRES

See “How To Order,” Page 12 for more information.

Fairchild Fasteners Tridair Products 14

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Heavy Duty Inserts

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Cross Reference MS 51831 Series and NAS 1395 Series.

Coarse Threads Fine Threads

MATERIAL MATERIAL

303 CRES

4140/160 KSI

A286/140 KSI

KNH(L) 0440J

KNH(L) 0440JMXSY

KNH(L) 0440JT

NAS 1395C04(L)

NAS 1395-04(L)

NAS 1395CA04(L)

KNH(L) 0632J

KNH(L) 0632JMXSY

KNH(L) 0632JT

NAS 1395C06(L)

NAS 1395-06(L)

NAS 1395CA06(L)

KNH(L) 0832J

KNH(L) 0832JMXSY

KNH(L) 0832JT

NAS 1395C08(L)

NAS 1395-08(L)

NAS 1395CA08(L)

KNH(L) 1024J

KNH(L) 1024JMXSY

KNH(L) 1024JT

MS 51831-101(L)

MS 51831A101(L)

MS 51831CA101(L)

KNH(L) 420J

KNH(L) 420JMXSY

KNH(L) 420JT

MS 51831-102(L)

MS 51831A102(L)

MS 51831CA102(L)

KNH(L) 518J

KNH(L) 518JMXSY

KNH(L) 518JT

MS 51831-103(L)

MS 51831A103(L)

MS 51831CA103(L)

KNH(L) 616J

KNH(L) 616JMXSY

KNH(L) 616JT

MS 51831-104(L)

MS 51831A104(L)

MS 51831CA104(L)

KNH(L) 714J

KNH(L) 714JMXSY

KNH(L) 714JT

MS 51831-105(L)

MS 51831A105(L)

MS 51831CA105(L)

KNH(L) 813J

KNH(L) 813JMXSY

KNH(L) 813JT

MS 51831-106(L)

MS 51831A106(L)

MS 51831CA106(L)

KNH(L) 912J

KNH(L) 912JMXSY

KNH(L) 912JT

MS 51831-107(L)

MS 51831A107(L)

MS 51831CA107(L)

KNH(L) 1011J

KNH(L) 1011JMXSY

KNH(L) 1011JT

MS 51831-108(L)

MS 51831A108(L)

MS 51831CA108(L)

KNH(L) 1210J

KNH(L) 1210JMXSY

KNH(L) 1210JT

MS 51831-109(L)

MS 51831A109(L)

MS 51831CA109(L)

KNH(L) 1409J

KNH(L) 1409JMXSY

KNH(L)1409JT

MS 51831-110(L)

MS 51831A110(L)

MS 51831CA110(L)

KNH(L) 1608J

KNH(L) 1608JMXSY

KNH(L)1608JT

MS 51831-111(L)

MS 51831A111(L)

MS 51831CA111(L)

303 CRES

4140/160 KSI

A286/140 KSI

KNH(L) 1032J

KNH(L) 1032JMX**

KNH(L) 1032JT

MS 51831-201(L)

MS 51831A201(L)

MS 51831CA201(L)

NAS 1395C3(L)

NAS 1395-3(L)

NAS 1395CA3(L)

KNH(L) 428J

KNH(L) 428JMX**

KNH(L) 428JT

MS 51831-202(L)

MS 51831A202(L)

MS 51831CA202(L)

NAS 1395C4(L)

NAS 1395-4(L)

NAS 1395CA4(L)

KNH(L) 524J

KNH(L) 524JMX**

KNH(L) 524JT

MS 51831-203(L)

MS 51831A203(L)

MS 51831CA203(L)

NAS 1395C5(L)

NAS 1395-5(L)

NAS 1395CA5(L)

KNH(L) 624J

KNH(L) 624JMX**

KNH(L) 624JT

MS 51831-204(L)

MS 51831A204(L)

MS 51831CA204(L)

NAS 1395C6(L)

NAS 1395-6(L)

NAS 1395CA6(L)

KNH(L) 720J

KNH(L) 720JMX**

KNH(L) 720JT

MS 51831-205(L)

MS 51831A205(L)

MS 51831CA205(L)

NAS 1395C7(L)

NAS 1395-7(L)

NAS 1395CA7(L)

KNH(L) 820J

KNH(L) 820JMX**

KNH(L) 820JT

MS 51831-206(L)

MS 51831A206(L)

MS 51831CA206(L)

NAS 1395C8(L)

NAS 1395-8(L)

NAS 1395CA8(L)

KNH(L) 918J

KNH(L) 918JMX**

KNH(L) 918JT

MS 51831-207(L)

MS 51831A207(L)

MS 51831CA207(L)

NAS 1395C9(L)

NAS 1395-9(L)

NAS 1395CA9(L)

KNH(L) 1018J

KNH(L) 1018JMX**

KNH(L) 1018JT

MS 51831-208(L)

MS 51831A208(L)

MS 51831CA208(L)

NAS 1395C10(L)

NAS 1395-10(L)

NAS 1395CA10(L)

KNH(L) 1216J

KNH(L) 1216JMXSY

KNH(L) 1216JT

MS 51831-209(L)

MS 51831A209(L)

MS 51831CA209(L)

KNH(L) 1414J

KNH(L) 1414JMXSY

KNH(L)1414JT

MS 51831-210(L)

MS 51831A210(L)

MS 51831CA210(L)

KNH(L) 1612J

KNH(L) 1612JMXSY

KNH(L)1612JT

MS 51831-211(L)

MS 51831A211(L)

MS 51831CA211(L)

303 CRES

4140/160 KSI

A286/140 KSI

KNH(L) 0440J

KNH(L) 0440JMXSY

KNH(L) 0440JT

NAS 1395C04(L)

NAS 1395-04(L)

NAS 1395CA04(L)

KNH(L) 0632J

KNH(L) 0632JMXSY

KNH(L) 0632JT

NAS 1395C06(L)

NAS 1395-06(L)

NAS 1395CA06(L)

KNH(L) 0832J

KNH(L) 0832JMXSY

KNH(L) 0832JT

NAS 1395C08(L)

NAS 1395-08(L)

NAS 1395CA08(L)

KNH(L) 1024J

KNH(L) 1024JMXSY

KNH(L) 1024JT

MS 51831-101(L)

MS 51831A101(L)

MS 51831CA101(L)

KNH(L) 420J

KNH(L) 420JMXSY

KNH(L) 420JT

MS 51831-102(L)

MS 51831A102(L)

MS 51831CA102(L)

KNH(L) 518J

KNH(L) 518JMXSY

KNH(L) 518JT

MS 51831-103(L)

MS 51831A103(L)

MS 51831CA103(L)

KNH(L) 616J

KNH(L) 616JMXSY

KNH(L) 616JT

MS 51831-104(L)

MS 51831A104(L)

MS 51831CA104(L)

KNH(L) 714J

KNH(L) 714JMXSY

KNH(L) 714JT

MS 51831-105(L)

MS 51831A105(L)

MS 51831CA105(L)

KNH(L) 813J

KNH(L) 813JMXSY

KNH(L) 813JT

MS 51831-106(L)

MS 51831A106(L)

MS 51831CA106(L)

KNH(L) 912J

KNH(L) 912JMXSY

KNH(L) 912JT

MS 51831-107(L)

MS 51831A107(L)

MS 51831CA107(L)

KNH(L) 1011J

KNH(L) 1011JMXSY

KNH(L) 1011JT

MS 51831-108(L)

MS 51831A108(L)

MS 51831CA108(L)

KNH(L) 1210J

KNH(L) 1210JMXSY

KNH(L) 1210JT

MS 51831-109(L)

MS 51831A109(L)

MS 51831CA109(L)

KNH(L) 1409J

KNH(L) 1409JMXSY

KNH(L)1409JT

MS 51831-110(L)

MS 51831A110(L)

MS 51831CA110(L)

KNH(L) 1608J

KNH(L) 1608JMXSY

KNH(L)1608JT

MS 51831-111(L)

MS 51831A111(L)

MS 51831CA111(L)

303 CRES

4140/160 KSI

A286/140 KSI

KNH(L) 1032J

KNH(L) 1032JMX**

KNH(L) 1032JT

MS 51831-201(L)

MS 51831A201(L)

MS 51831CA201(L)

NAS 1395C3(L)

NAS 1395-3(L)

NAS 1395CA3(L)

KNH(L) 428J

KNH(L) 428JMX**

KNH(L) 428JT

MS 51831-202(L)

MS 51831A202(L)

MS 51831CA202(L)

NAS 1395C4(L)

NAS 1395-4(L)

NAS 1395CA4(L)

KNH(L) 524J

KNH(L) 524JMX**

KNH(L) 524JT

MS 51831-203(L)

MS 51831A203(L)

MS 51831CA203(L)

NAS 1395C5(L)

NAS 1395-5(L)

NAS 1395CA5(L)

KNH(L) 624J

KNH(L) 624JMX**

KNH(L) 624JT

MS 51831-204(L)

MS 51831A204(L)

MS 51831CA204(L)

NAS 1395C6(L)

NAS 1395-6(L)

NAS 1395CA6(L)

KNH(L) 720J

KNH(L) 720JMX**

KNH(L) 720JT

MS 51831-205(L)

MS 51831A205(L)

MS 51831CA205(L)

NAS 1395C7(L)

NAS 1395-7(L)

NAS 1395CA7(L)

KNH(L) 820J

KNH(L) 820JMX**

KNH(L) 820JT

MS 51831-206(L)

MS 51831A206(L)

MS 51831CA206(L)

NAS 1395C8(L)

NAS 1395-8(L)

NAS 1395CA8(L)

KNH(L) 918J

KNH(L) 918JMX**

KNH(L) 918JT

MS 51831-207(L)

MS 51831A207(L)

MS 51831CA207(L)

NAS 1395C9(L)

NAS 1395-9(L)

NAS 1395CA9(L)

KNH(L) 1018J

KNH(L) 1018JMX**

KNH(L) 1018JT

MS 51831-208(L)

MS 51831A208(L)

MS 51831CA208(L)

NAS 1395C10(L)

NAS 1395-10(L)

NAS 1395CA10(L)

KNH(L) 1216J

KNH(L) 1216JMXSY

KNH(L) 1216JT

MS 51831-209(L)

MS 51831A209(L)

MS 51831CA209(L)

KNH(L) 1414J

KNH(L) 1414JMXSY

KNH(L)1414JT

MS 51831-210(L)

MS 51831A210(L)

MS 51831CA210(L)

KNH(L) 1612J

KNH(L) 1612JMXSY

KNH(L)1612JT

MS 51831-211(L)

MS 51831A211(L)

MS 51831CA211(L)

Use (L) in Part No. ONLY if Internal Thread Locking feature is required. NOTE: Replace “**” with one of the following suffixes:

“SY” for MS parts “SZ” for NAS parts

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