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Metric Hex Finish Nuts, Stainless Steel A4 (316), M18 x 2.5 (27.0 Flats x 14.3 Thick)

Metric Sized Finished Hex Nuts in A4 Stainless Steel

  • Metric Sized
  • A4 Stainless Steel, Marine Grade Corrosion Resistant, equivalent to 316 Stainless Steel
  • Hex Finish Nuts used with bolts, screws and washers 

Reference Materials
US Machine Screw Hex Nut Size Chart (PDF) Thumbnail

Metric Hex Nut Size Chart (PDF) - Print Friendly, 137Kb

Nut Sizes Flats Thickness
M2-0.40 4.0 1.35
M2.5-0.45 5.0 1.75
M3-0.50 5.5 2.15
M4-0.70 7.0 2.90
M5-0.80 8.0 3.70
M6-1.00 10.0 4.70
M8-1.25 13.0 6.14
M10-1.50 17.0 7.64
M12-1.75 19.0 9.64
M14-2.00 22.0 10.30
M16-2.00 24.0 12.30
M18-2.50 27.0 14.30
M20-2.50 30.0 14.90
M22-2.50 32.0 16.90
M24-3.00 36.0 17.70
Product number: MHNA4M18
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Click on a size/sku in the table to view product-specific details and specifications.

Specifications

  • Across Flats (Width): 27mm
  • Color: Silver
  • Condition: New
  • Corrosion Resistant: Yes
  • Diameter: M18
  • Drive Style: External Hex
  • Thread Direction: Right Hand
  • Fit: 6H
  • Grade: A4
  • Internal Thread: M18-2.5
  • Marine Grade: Yes
  • Material: Stainless Steel
  • Part Number: 3661124192124
  • Product Type: Hex Finish Nut
  • Size Type: Regular
  • System of Measurement: Metric
  • Thread Direction: Right Hand
  • Thread Pitch: 2.5mm
  • Thread Size: M18
  • Tolerance (IFI): Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Resources Metric Hex Nut Size Chart

Frequently Used With

Bolts, Screws & Nuts Gauge Bolts, Screws & Nuts Gauge
Volume Pricing*
$9.00 ea.
$0.00
MRO Solution 2400, Marine Grade Anti-Seize Lubricant, 8 oz. MRO Solution 2400, Marine Grade Anti-Seize Lubricant, 8 oz.
Volume Pricing*
$20.03 ea.
$0.00
3/8" Drive Standard Metric 6 Point Drive Sockets 3/8" Drive Standard Metric 6 Point Drive Sockets
Volume Pricing*
$0.00 ea.
$0.00
Fender Washers, Stainless Steel A4, M4 x 12M (4.3 ID x 12.0 OD x 1.0 Thick) Fender Washers, Stainless Steel A4, M4 x 12M (4.3 ID x 12.0 OD x 1.0 Thick)
Volume Pricing*
1
$0.05
($0.05/ea)
100
$4.00
($0.04/ea)
1000
$30.00
($0.03/ea)
$0.00
Select Size/SKU & Quantity
10 Available Sizes
SIZE/SKU Review Volume Pricing* Enter Any Qty
M5-0.80
MHNA45
1
$0.06 ($0.06/ea)
100
$4.00 ($0.04/ea)
1000
$30.00 ($0.03/ea)
$0.00
M6-1.00
MHNA46
1
$0.13 ($0.13/ea)
100
$10.00 ($0.10/ea)
1000
$70.00 ($0.07/ea)
$0.00
M10-1.50
MHNA4M10
1
$0.32 ($0.32/ea)
100
$29.00 ($0.29/ea)
1000
$260.00 ($0.26/ea)
$0.00
M12-1.75
MHNA4M12
1
$0.65 ($0.65/ea)
100
$55.00 ($0.55/ea)
1000
$450.00 ($0.45/ea)
$0.00
M14-2.00
MHNA4M14
1
$1.25 ($1.25/ea)
100
$112.00 ($1.12/ea)
1000
$1,000.00 ($1.00/ea)
$0.00
M16-2.00
MHNA4M16
1
$1.75 ($1.75/ea)
100
$150.00 ($1.50/ea)
1000
$1,250.00 ($1.25/ea)
$0.00
M18-2.50
MHNA4M18
1
$1.20 ($1.20/ea)
100
$99.00 ($0.99/ea)
1000
$900.00 ($0.90/ea)
$0.00
M20-2.50
MHNA4M20
1
$2.10 ($2.10/ea)
100
$190.00 ($1.90/ea)
1000
$1,750.00 ($1.75/ea)
$0.00
M22-2.50
MHNA4M22
1
$1.60 ($1.60/ea)
100
$130.00 ($1.30/ea)
1000
$1,200.00 ($1.20/ea)
$0.00
M24-3.00
MHNA4M24
1
$3.01 ($3.01/ea)
100
$195.00 ($1.95/ea)
1000
$1,800.00 ($1.80/ea)
$0.00

*Volume pricing available on select products. Products without quantity breaks are priced per unit.

Page Total: $0.00

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