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.
Materia: In Carbon Steel – C1215 or equivalent ; In Stainless Steel – 303 or equivalent
Keys – 302 CRES or equivalent
Finish: Carbon Steel – Zinc Phosphate ; Diver – 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: Esne mercaturae societas aut fabrica?
A: Nos sumus in fabrica 20 annis in Shen Zhen,China .
Q: Quousque sit amet tempus partus??
A: Vulgo est 3 dies, si bona in Stock. or it is 7days if the goods are not in stock, secundum quantitatem.
Q: Tu exempla praebere? Numquid gratis vel extra?
A: Ita, exempla possumus providere gratis, sed non shipping fee.
Q: Quid sunt termini solucionis?
A: Payment<= 5000USD, 100% in antecessum. Payment>= 5000USD, 30% T/T in antecessum ,statera iusta prius shippment. Aliis verbis salvete.
Q: Quae sunt verba pretium?
A: EXW/FOB/CIF/CFR/FCA/CPT/CIP etc.
Q: Quod est opus tuum range??
A: Nostrum productum range includit key densis inserta, sui taping filum inserta, filum filum inserta, tailless filum inserta institutionem instrumentum, filum interdum ornamentum, etc. Nos varias qualitates signa stricte deducendi sicut GB, ISO, EX*, ILLE', AISI NFE, BSW, etc., et accipere products non-vexillum.
Q: Quomodo Praestare Partes Industriales Quales?
A: Fuimus in fastener campum super 20 annis cum plena experientia. Et sunt 5 compescit totius processus, Habemus IQC (ineuntes qualis imperium), IPQCS (in processus qualis imperium sectionem), FQC (finalis qualis imperium) et OQC* (e-iens qualis imperium) controlare singulis processus partium industriae productio.
Q: Quare quid tibi placet?? Quae sunt commoda??
A: Fabricantes sumus cum multis annis productionis et administrationis experientiae in agro fasteners. Customers nostros praebere possumus cum solutione bonae solutionis termini productionis design, productio technology, packaging et post-venditio servitium. Lorem satisfactio nostra tantum studium.
Gratias ago tibi, quia in tempore non tuo! Tua satisfactio et bonae opiniones sunt nostra studia aeterna!
Si alia quaestio, pis libenter cotact nos in omni tempore .
stipare
Sarcina singula: 1. charta sarcina vel plastic sarcina 2. currus sarcina 3. ligno sarcina
Delivery
Plures modi naviculas praebere possumus pro bonis tuis, inter mare et aerem, tum multa dicit: DHL/FedEx/UPS/TNT/SF/EMS, et sic porro .
Post Inserts Sina Manufacturer
WeChat
QR code scan cum wechat