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MS51831, KNH, NAS1395, RKK > MS51831, KNH - Heavy Duty & Thickwall - Stainless Steel - Inch

Keensert® Inch & Mil-Spec Heavy Duty Inserts - MS51831, KNH Series, Locking and Non-Locking


Looking for MS51831 / KNH Heavy Duty Key-locking Inserts?

We carry the MS51831 / KNH Heavy Duty series in both locking and non-locking styles.

Stock sizes include 8-32 through 1-12 in Stainless steel.

Additional materials and sizes are available upon request.

Scroll down to find your size, or search by part number.

Add to Cart and buy online or email us for a custom quote.  Most popular products are in stock and ship within 24 hours.

Can't find what you're looking for? Email us at [email protected] for a custom quote. "We have the right screw for you" is our motto after all!
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NAS1395C04 / KNH0440J NAS1395C04 / KNH0440J Equivalent | 4-40 Keensert® Alternative Stainless Steel
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NAS1395C04L / KNHL0440J NAS1395C04L / KNHL0440J Equivalent | 4-40 Keensert® Alternative Stainless Steel
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NAS1395C06 / KNH0632J NAS1395C06 / KNH0632J | 6-32 Keensert® Stainless Steel
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NAS1395C06L / KNHL0632J NAS1395C06L / KNHL0632J Equivalent | 6-32 Keensert® Alternative Stainless Steel
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NAS1395C08 / KNH0832J NAS1395C08 / KNH0832J Equivalent | 8-32 Keensert® Alternative Stainless Steel
Price Each: $5.80 / Quantity Discounts Available
NAS1395C08L / KNHL0832J NAS1395C08L / KNHL0832J Equivalent | 8-32 Keensert® Alternative Stainless Steel
Price: $7.62 Get a custom quote today!
MS51831-101 / KNH1024J MS51831-101 / KNH1024J Equivalent | 10-24 Keensert® Alternative Stainless Steel
Price Each: $5.18 / Quantity Discounts Available
MS51831-101L / KNHL1024J MS51831-101L / KNHL1024J Equivalent | 10-24 Keensert® Alternative Stainless Steel
Price Each: $11.60 / Quantity Discounts Available
MS51831-102 / KNH420J MS51831-102 / KNH420J Equivalent | 1/4-20 Keensert® Alternative Stainless Steel
Price Each: $5.44 / Quantity Discounts Available
MS51831-102L / KNHL420J MS51831-102L / KNHL420J Equivalent | 1/4-20 Keensert® Alternative Stainless Steel
Price Each: $7.52 / Quantity Discounts Available
MS51831-103 / KNH518J MS51831-103 / KNH518J Equivalent | 5/16-18 Keensert® Alternative Stainless Steel
Price Each: $8.06 / Quantity Discounts Available
MS51831-103L / KNHL518J MS51831-103L / KNHL518J Equivalent | 5/16-18 Keensert® Alternative Stainless Steel
Price Each: $9.76 / Quantity Discounts Available
MS51831-104 / KNH616J MS51831-104 / KNH616J Equivalent | 3/8-16 Keensert® Alternative Stainless Steel
Price Each: $9.00 / Quantity Discounts Available
MS51831-104L / KNHL616J MS51831-104L / KNHL616J Equivalent | 3/8-16 Keensert® Alternative Stainless Steel
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MS51831-105 / KNH714J MS51831-105 / KNH714J Equivalent | 7/16-14 Keensert® Alternative Stainless Steel
Price Each: $14.14 / Quantity Discounts Available
MS51831-105L / KNHL714J MS51831-105L / KNHL714J Equivalent | 7/16-14 Keensert® Alternative Stainless Steel
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MS51831-106 / KNH813J MS51831-106 / KNH813J Equivalent | 1/2-13 Keensert® Alternative Stainless Steel
Price Each: $14.94 / Quantity Discounts Available
MS51831-106L / KNHL813J MS51831-106L / KNHL813J Equivalent | 1/2-13 Keensert® Alternative Stainless Steel
Price Each: $17.68 / Quantity Discounts Available
MS51831-107 / KNH912J MS51831-107 / KNH912J Equivalent | 9/16-12 Keensert® Alternative Stainless Steel
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MS51831-107L / KNHL912J MS51831-107L / KNHL912J Equivalent | 9/16-12 Keensert® Alternative Stainless Steel
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MS51831-108 / KNH1011J MS51831-108 / KNH1011J Equivalent | 5/8-11 Keensert® Alternative Stainless Steel
Price Each: $23.04 / Quantity Discounts Available
MS51831-108L / KNHL1011J MS51831-108L / KNHL1011J Equivalent | 5/8-11 Keensert® Alternative Stainless Steel
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MS51831-109 / KNH1210J MS51831-109 / KNH1210J Equivalent | 3/4-10 Keensert® Alternative Stainless Steel
Price Each: $37.46 / Quantity Discounts Available
MS51831-109L / KNHL1210J MS51831-109L / KNHL1210J Equivalent | 3/4-10 Keensert® Alternative Stainless Steel
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MS51831-110 / KNH1409J MS51831-110 / KNH1409J Equivalent | 7/8-9 Keensert® Alternative Stainless Steel
Price Each: $70.68 / Quantity Discounts Available
MS51831-110L / KNHL1409J MS51831-110L / KNHL1409J Equivalent | 7/8-9 Keensert® Alternative Stainless Steel
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MS51831-111 / KNH1608J MS51831-111 / KNH1608J Equivalent | 1-8 Keensert® Alternative Stainless Steel
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MS51831-111L / KNHL1608J MS51831-111L / KNHL1608J Equivalent | 1-8 Keensert® Alternative Stainless Steel
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MS51831-201 / KNH1032J MS51831-201 / NAS1395C3 / KNH1032J Equivalent | 10-32 Keensert® Alternative Stainless Steel
Price Each: $5.18 / Quantity Discounts Available
MS51831-201L / KNHL1032J MS51831-201L / NAS1395C3L / KNHL1032J Equivalent | 10-32 Keensert® Alternative Stainless Steel
Price Each: $7.92 / Quantity Discounts Available
MS51831-202 / KNH428J MS51831-202 / NAS1395C4 / KNH428J Equivalent | 1/4-28 Keensert® Alternative Stainless Steel
Price Each: $6.22 / Quantity Discounts Available
MS51831-202L / KNHL428J MS51831-202L / NAS1395C4L / KNHL428J Equivalent | 1/4-28 Keensert® Alternative Stainless Steel
Price: $7.06 Get a custom quote today!
MS51831-203 / KNH524J MS51831-203 / NAS1395C5 / KNH524J Equivalent | 5/16-24 Keensert® Alternative Stainless Steel
Price Each: $9.34 / Quantity Discounts Available
MS51831-203L / KNHL524J MS51831-203L / NAS1395C5L / KNHL524J Equivalent | 5/16-24 Keensert® Alternative Stainless Steel
Price Each: $14.42 / Quantity Discounts Available
MS51831-204 / KNH624J MS51831-204 / NAS1395C6 / KNH624J Equivalent | 3/8-24 Keensert® Alternative Stainless Steel
Price Each: $10.18 / Quantity Discounts Available
MS51831-204L / KNHL624J MS51831-204L / NAS1395C6L / KNHL624J Equivalent | 3/8-24 Keensert® Alternative Stainless Steel
Price: $15.54 Get a custom quote today!
MS51831-205 / KNH720J MS51831-205 / NAS1395C7 / KNH720J Equivalent | 7/16-20 Keensert® Alternative Stainless Steel
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MS51831-205L / KNHL720J MS51831-205L / NAS1395C7L / KNHL720J Equivalent | 7/16-20 Keensert® Alternative Stainless Steel
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MS51831-206 / KNH820J MS51831-206 / NAS1395C8 / KNH820J Equivalent | 1/2-20 Keensert® Alternative Stainless Steel
Price: $18.66 Get a custom quote today!
MS51831-206L / KNHL820J MS51831-206L / NAS1395C8L / KNHL820J Equivalent | 1/2-20 Keensert® Alternative Stainless Steel
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MS51831-207 / KNH918J MS51831-207 / NAS1395C9 / KNH918J Equivalent | 9/16-18 Keensert® Alternative Stainless Steel
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MS51831-207L / KNHL918J MS51831-207L / KNHL918J Equivalent | 9/16-18 Keensert® Alternative Stainless Steel
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MS51831-208 / KNH1018J MS51831-208 / NAS1395C10 / KNH1018J Equivalent | 5/8-18 Keensert® Alternative Stainless Steel
Price: $28.82 Get a custom quote today!
MS51831-208L / KNHL1018J MS51831-208L / NAS1395C10L / KNHL1018J Equivalent | 5/8-18 Keensert® Alternative Stainless Steel
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MS51831-209 / KNH1216J MS51831-209 / KNH1216J Equivalent | 3/4-16 Keensert® Alternative Stainless Steel
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MS51831-209L / KNHL1216J MS51831-209L / KNHL1216J Equivalent | 3/4-16 Keensert® Alternative Stainless Steel
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MS51831-210 / KNH1414J MS51831-210 / KNH1414J Equivalent | 7/8-14 Keensert® Alternative Stainless Steel
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MS51831-210L / KNHL1414J MS51831-210L / KNHL1414J Equivalent | 7/8-14 Keensert® Alternative Stainless Steel
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MS51831-211 / KNH1612J MS51831-211 / KNH1612J Equivalent | 1-12 Keensert® Alternative Stainless Steel
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MS51831-211L / KNHL1612J MS51831-211L / KNHL1612J Equivalent | 1-12 Keensert® Alternative Stainless Steel
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NAS1395C08-SP / KNH0832J-SP NAS1395C08-SP / KNH0832J-SP Equivalent | 8-32 ID X 5/16-18 OD HEAVY DUTY Keensert® Alternative 303 STAINLESS STEEL
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