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M30 Bolts, Screws, Nuts & Washers

73 products
M30 Bolts, Screws, Nuts & Washers

M30 is a metric thread with an 30 mm nominal diameter and a coarse pitch of 3.5 mm (ISO 261). A standard hex head takes a 46 mm spanner across the flats.

In stock now: 73 lines; covering Washers & Retaining Rings (27), Nuts (22), Hex Nuts (14), Specialty Washers (14), Pipe Clamps & Thread Inserts (11); priced from $0.0201 per piece. Every line is sold by the piece — one piece is a valid order.

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Frequently asked

What thread pitch and spanner size does M30 use?
A standard M30 metric coarse thread has a pitch of 3.5 mm (ISO 261). A hexagon head M30 takes a 46 mm spanner across the flats. We also stock fine-pitch and imperial equivalents — ask for the size list.
How much do M30 fasteners cost?
Prices in our catalogue for M30 run from $0.0201 to $17.3008 per piece, depending on diameter, length and material. There is no minimum order.
Is there a minimum order quantity for M30?
No. Every line is sold by the piece, so you can order a single piece to check the fit and the finish before committing to a production quantity. Your order total is confirmed in the cart, before payment.
What do you stock in M30?
M30 Bolts, Screws, Nuts & Washers currently covers 73 lines across Washers & Retaining Rings, Nuts, Hex Nuts, Specialty Washers, Pipe Clamps & Thread Inserts, DIN934. The full list of sizes, materials and finishes on this page is live — use the filters at the top to narrow it down.
How quickly do you ship M30 fasteners, and can you send them to the EU or Russia?
In-stock lines leave our Foshan warehouse within 24–48 hours. We ship worldwide, including the EU and Russia. For the EU we are appointing a responsible person under Regulation (EU) 2023/988 (GPSR); for EAEU orders the conformity documents are handled with the importing party, who is the applicant of record. We can supply an EN 10204 3.1 mill test certificate, a full technical specification and a packing list with weights on request.
Product Diameter × Length Material Stock Unit price
DIN 934 Hex Nut Type 1 M30 310S Stainless Steel DIN 934 Hex Nut Type 1 M30 310S Stainless Steel
Plain
M30 310S Stainless Steel In stock Log in to see prices Log in to order
DIN 934 Hex Nut Type 1 M30 316 Stainless Steel DIN 934 Hex Nut Type 1 M30 316 Stainless Steel
Plain
M30 316 Stainless Steel In stock Log in to see prices Log in to order
DIN 934 Hex Nut Type 1 M30 304 Stainless Steel DIN 934 Hex Nut Type 1 M30 304 Stainless Steel
Anti-Loosening Treated
M30 304 Stainless Steel In stock Log in to see prices Log in to order
DIN 934 Hex Nut Type 1 M30 304 Stainless Steel DIN 934 Hex Nut Type 1 M30 304 Stainless Steel
Plain
M30 304 Stainless Steel In stock Log in to see prices Log in to order
DIN 934 Hex Nut Type 1 M30 304 Stainless Steel DIN 934 Hex Nut Type 1 M30 304 Stainless Steel
Plain
M30 304 Stainless Steel In stock Log in to see prices Log in to order
DIN 934 Hex Nut Type 1 M30 304 Stainless Steel DIN 934 Hex Nut Type 1 M30 304 Stainless Steel
Plain
M30 304 Stainless Steel In stock Log in to see prices Log in to order
GB 6170 Hex Nut M30 35K Carbon Steel GB 6170 Hex Nut M30 35K Carbon Steel
Hot Dip Galvanised
M30 35K Carbon Steel In stock Log in to see prices Log in to order
GB 6170 Hex Nut M30 35K Carbon Steel GB 6170 Hex Nut M30 35K Carbon Steel
Dacromet
M30 35K Carbon Steel In stock Log in to see prices Log in to order
GB 6170 Hex Nut M30 35K Carbon Steel GB 6170 Hex Nut M30 35K Carbon Steel
Blue-White Zinc Plated
M30 35K Carbon Steel In stock Log in to see prices Log in to order
GB 6170 Hex Nut M30 35K Carbon Steel GB 6170 Hex Nut M30 35K Carbon Steel
Colour Zinc Plated
M30 35K Carbon Steel In stock Log in to see prices Log in to order
GB 6170 Hex Nut M30 35K Carbon Steel GB 6170 Hex Nut M30 35K Carbon Steel
Black Oxide
M30 35K Carbon Steel In stock Log in to see prices Log in to order
Flange Socket Plug M30 304 Stainless Steel Flange Socket Plug M30 304 Stainless Steel
Plain
M30 304 Stainless Steel In stock Log in to see prices Log in to order
Flange Socket Plug M30 304 Stainless Steel Flange Socket Plug M30 304 Stainless Steel
Plain
M30 304 Stainless Steel In stock Log in to see prices Log in to order
Glass Hole Saw M30 HSS + Diamond Grit Glass Hole Saw M30 HSS + Diamond Grit
Hardened Self Colour
M30 HSS + Diamond Grit In stock Log in to see prices Log in to order
Thread Insert Installation Tool M30 Carbon Steel Thread Insert Installation Tool M30 Carbon Steel
Black
M30 Carbon Steel In stock Log in to see prices Log in to order
O-Ring (Silicone) M30 Silicone O-Ring (Silicone) M30 Silicone
Clear
M30 Silicone In stock Log in to see prices Log in to order
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