1/2-20 Keenserts are a specific size and type of threaded insert with a 1/2 inch nominal diameter and 20 threads per inch, designed for creating reliable threaded connections in various materials, particularly where high strength and resistance to loosening under vibration are critical requirements. Additionally, Kernsert serve as reliable solutions for thread repair, effectively replacing stripped or damaged threads.
Material: In Carbon Steel – C1215 or equivalent ; In Stainless Steel – 303 or equivalent
Keys – 302 CRES or equivalent
Finish: Carbon Steel – Zinc Phosphate ; Stainless Steel – Passivated
Tolerances: ±.010 inch or ±.25 mm unless specified otherwise.
| Part number |
Dimensions |
| Standard “KN” |
Self-locking “KNL” |
Internal thread Ø Tol.- 3B |
External thread Ø Tol.- 2A mod. |
Shear engagement inch² (mm²) |
L1 inch (mm) |
L4 inch (mm) |
| KN1032J |
|
10-32 |
5/16-18 |
0,1517 (97,9) |
0,31 (7,87) |
|
|
KNL 1032J |
0,0945(61,0) |
0,31 (7,87) |
| KN1024J |
|
10-24 |
5/16-18 |
0,1517 (97,9) |
0,31 (7,87) |
|
|
KNL 1024J |
0,0945 (61,0) |
0,31 (7,87) |
| KN428J |
|
1/4-28 |
3/8-16 |
0,2371 (153,0) |
0,37 (9,40) |
|
|
KNL .428J |
0,1726(111,4) |
0,33 (8,38) |
| KN420J |
|
1/4- 20 |
3/8-16 |
0,2371 (153,0) |
0,37 (9,40) |
|
|
KNL .420J |
0,1726(111,4) |
0,36(9,14) |
| KN524J |
|
5/1 6-24 |
7/16-14 |
0,3049 (196,7) |
0,43(10,9) |
|
|
KNL .524J |
0,2321 (149,7) |
0,34 (8,64) |
| KN518J |
|
5/16-18 |
7/16-14 |
0,3049 (196,7) |
0,43 (10,9) |
|
|
KNL 518J |
0,2321 (149,7) |
0,37 (9,40) |
| KN624J |
|
3/8-24 |
1/2-13 |
0,4299 (277,4) |
0,50(12,7) |
|
|
KNL 624J |
0,3366(217,2) |
0,36 (9,14) |
| KN616J |
|
3/8-16 |
1/2-13 |
0,4299 (277,4) |
0,50(12,7) |
|
|
KNL .61 6J |
0,3366 (217,2) |
0,40(10,16) |
| KN720J |
|
7/16-20 |
9/16-12 |
0,5665 (365,5) |
0,56(14,2) |
|
|
KNL 720J |
0,4606 (297,2) |
0,41(10,41) |
| KN714J |
|
7/16-14 |
9/16-12 |
0,5665 (365,5) |
0,56(14,2) |
|
|
KNL 714J |
0,4606 (297,2) |
0,45(11,43) |
| KN820J |
|
1/2-20 |
5/8-11 |
0,7175 (462,9) |
0,62 (15,8) |
|
|
KNL820J |
0,5906 (381,0) |
0,42 (10,67) |
| KN813J |
|
1/2-13 |
5/8-11 |
0,7175 (462,9) |
0,62 (15,8) |
|
|
KNL .813J |
0,5906 (381,0) |
0,47 (11,94) |
Q: Iwe uri kambani yekutengesa kana mugadziri?
A: Isu tiri mugadziri pamusoro 20 makore muShen Zhen,China .
Q: Yakareba sei nguva yako yekutumira?
A: Kazhinji ndizvo 3 mazuva kana zvinhu zviri mustock. kana kuti 7days kana zvinhu zvisiri mustock, zvinoenderana nehuwandu.
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Q: Chii chiri chigadzirwa chako?
A: Chigadzirwa chedu chinosanganisira kiyi yekukiya yekuisa, self taping thread isa, wire thread pinza, tailless shinda isa yekuisa mudziyo, thread kugadzirisa kit, etc. Isu tinonyatso shandisa akasiyana emhando zviyero seGB, ISO, KUBVA, HE, AISI NFE, BSW, etc., uyewo gamuchira zvisiri-standard zvigadzirwa.
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A: Isu tanga tiri mufastener munda pamusoro 20 makore ane ruzivo rwakakwana. Uye varipo 5 inotarisa mukugadziriswa kwese, Isu tine IQC (hunouya quality control), IPQCS (mu process quality control chikamu), FQC (kudzora kwemhando yekupedzisira) uye oqc (out-kuenda quality control) kudzora maitiro ega ega ekugadzira zvikamu zveindasitiri.
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A: Isu tiri nyanzvi yekugadzira ine makore mazhinji ekugadzira uye manejimendi ruzivo mumunda we fasteners. Tinogona kupa vatengi vedu mhinduro dzakanaka maererano nekugadzirwa kwekugadzira, kugadzira tekinoroji, kurongedza uye mushure mekutengesa-basa. Kugutsikana kwemutengi ndiko chete kwatinoita.
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