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DIY Loudspeaker Components

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Loudspeaker Bolts and Screws

Article - About Bolts & Screws

A range of fasteners specially selected for Loudspeaker DIY enthusiasts.

Pan Head Screws

Pan Head Wood Screws

* Pan Head Wood Screws. Packs/10. Price per pack.
Order Code Size 1+ Order Code Size 1+
PHSB413 No4* 13 0.73 /10 PHSB625 No6* 25 1.22 /10
PHSB619 No6* 19 0.99 /10 PHSB825 No8* 25 1.36 /10

Machine Screws

Pan Head Machine Screws


* Pan Head Machine Screws. Packs/10. Price per pack.
Order Code Size 1+ Order Code Size 1+
MSM420 M4* 20 0.82 /10 MSM540 M5* 40 2.40 /10
MSM425 M4* 25 0.94 /10 MSM550 M5* 50 2.90 /10
MSM430 M4* 30 **** MSM620 **** ****
MSM445 M4* 45 1.69 /10 MSM625 **** ****
MSM450 **** **** MSM630 **** ****
MSM520 M5* 20 **** MSM640 **** ****
MSM525 M5* 25 **** MSM650 **** ****
MSM530 M5* 30 **** **** **** ****

Button Head Bolts

Button Head Machine Bolts

* Button Head Machine Bolts. Black & Oil Finish. Hex Drive Packs/10. Price per pack.
Order Code Size 1+ Order Code Size 1+
BTN420 M4* 20 3.60 /10 BTN540 M5* 40 ****
BTN430 M4* 30 4.20 /10 BTN620 M6* 20 3.07 /10
BTN440 M4* 40 4.50 /10 BTN625 M6* 25 3.68 /10
BTN520 M5* 20 3.37 /10 BTN640 M6* 40 4.75 /10
BTN530 M5* 30 4.80 /10 **** **** ****

Cap Head Bolts

Socket Cap Head Bolts

* Cap Head Bolts. Black & Oil Finish. Hex Drive Packs/10. Price per pack.
Order Code Size 1+ Order Code Size 1+
CAP420 M4* 20 2.46 /10 CAP530 M5* 30 3.07 /10
CAP425 M4* 25 2.46 /10 CAP540 M5* 40 3.68 /10
CAP430 M4* 30 3.07 /10 CAP620 M6* 20 2.94 /10
CAP440 M4* 40 4.31 /10 CAP625 M6* 25 2.94 /10
CAP520 M5* 20 2.79 /10 CAP630 M6* 30 3.07 /10
CAP525 M5* 25 2.79 /10 CAP640 M6* 40 3.68 /10

Cap Head Bolts BZP

Cap Head Bolts. BZP


* Cap Head Bolts. HEX Drive BZP Finish.
Order Code Size 1+ Order Code Size 1+
CAPBZ420 M4* 20 3.37 /10 CAPBZ530 M5* 30 4.18 /10
CAPBZ425 M4* 25 3.68 /10 CAPBZ540 M5* 40 4.51 /10
CAPBZ430 M4* 30 3.99 /10 CAPBZ620 M6* 20 3.71 /10
CAPBZ440 M4* 40 4.30 /10 CAPBZ625 M6* 25 4.05 /10
CAPBZ520 M5* 20 3.54 /10 CAPBZ630 M6* 30 4.37 /10
CAPBZ525 M5* 25 3.86 /10 CAPBZ640 M6* 40 4.73 /10

Plain, Spring and Shakeproof Washers

Assorted Washers for Kits


* Assorted Washers. Sold in Packs of 10.
Order Code Description 1+ 6+ 11+
Plain Steel Washers
PWSHRM4 M4 Plain Steel Washers, BZP Finish 0.14 /10 0.13 /10 ****
PWSHRM5 M5 Plain Steel Washers, BZP Finish 0.22 /10 0.21 /10 ****
PWSHRM6 M6 Plain Steel Washers, BZP Finish 0.32 /10 0.31 /10 ****
 
Spring Steel Washers
SPWSHRM4 M4 Spring Steel Washers 0.24 /10 0.23 /10 ****
SPWSHRM5 M5 Spring Steel Washers 0.29 /10 0.28 /10 ****
SPWSHRM6 M6 Spring Steel Washers 0.36 /10 0.34 /10 ****
 
Shakeproof Washers
SHWSHRM4 M4 Shakeproof Washers Internal Crinkle 0.40 /10 0.38 /10 ****
SHWSHRM5 M5 Shakeproof Washers Internal Crinkle 0.45 /10 0.43 /10 ****
SHWSHRM6 M6 Shakeproof Washers Internal Crinkle 0.47 /10 0.45 /10 ****
 
Wavy Washers Stainless
CRWSHRM6 Wavy Washers, Stainless Steel 0.67 /10 0.64 /10 ****

Blacked Steel Nuts Stainless Steel Nuts

Loudspeaker Spike Locknuts


* Assorted sized Locknuts, Blacked & Stainless, for Locking Loudspeaker Spikes.
Order Code Description 1+ 6+ 11+
 
Steel Nuts (Full Nuts) CB Finish.
NUTBLKM6 M6 Full Nuts Chemi-Blacked Finish 0.73 /8 0.69 /8 ****
NUTBLKM8 M8 Full Nuts Chemi-Blacked Finish 0.85 /8 0.81 /8 ****
 
Steel (Half Nuts) CB Finish
NUTBLKM61 M6 Half Nuts CB Finish 0.73 /8 0.69 /8 ****
NUTBLKM81 M8 Half Nuts CB Finish 0.85 /8 0.81 /8 ****
 
Stainless Steel (Half Nuts)
NUTSSM6 M6 Stainless Steel (Half Nuts) 1.88 /8 1.76 /8 ****
NUTSSM8 M8 Stainless Steel (Half Nuts) 3.76 /8 3.57 /8 ****
NUTSSM10 M10 Stainless Steel (Half Nuts) 4.29 /8 4.07 /8 ****

Nylon Screws and Nylon Washers

Nylon Cheese Head Screws

* Nylon Cheese Headed Screws. Sold in packs/10.
Order Code Description 1+ 6+ 11+
NYM315B Nylon, Slotted Cheese Head Screws M3* 15 1.22 /10 1.16 /10 ****
NYM3WN Nylon, integral washered Nuts M3 1.98 /10 1.89 /10 ****
NYM410B Nylon, Slotted Cheese Head Screws M4* 10 1.44 /10 1.37 /10 ****
NYM420B Nylon, Slotted Cheese Head Screws M4* 20 1.55 /10 1.47 /10 ****
NYM425B Nylon, Slotted Cheese Head Screws M4* 25 1.65 /10 1.57 /10 ****
NYM430B Nylon, Slotted Cheese Head Screws M4* 30 1.75 /10 1.67 /10 ****
NYM435B Nylon, Slotted Cheese Head Screws M4* 35 1.88 /10 1.78 /10 ****
NYM4WN Nylon, integral washered Nuts M4 1.96 /10 1.87 /10 ****

* Rawlnuts

M3 Rawlnut and Bolt

M3 Rawlnut and Bolt

* Assorted sized Rawlnuts. Body Only. Sold Each.
Order Code Description 1+ 6+ 11+
RAWNTM3 Length 24, Width 8, Flange 10.8. Supplied with M3x30 Bolt. 0.47 /1 0.45 /1 0.43 /1
RAWNTM4 Length 11, Width 8, Flange 10.8. Body only, No Bolt. 0.51 /1 0.49 /1 0.46 /1
RAWNTM41 Length 24, Width 8, Flange 10.8. Body only, No Bolt. 0.51 /1 0.49 /1 0.46 /1
RAWNTM5 Length 14, Width 9.5, Flange 12.5. Body only, No Bolt. 0.57 /1 0.54 /1 0.52 /1
RAWNTM51 Length 26, Width 9.5, Flange 14. Body only, No Bolt. 0.54 /1 0.52 /1 0.49 /1

Assorted Sized Rawlnuts

Assorted Sized Rawlnuts

 Rawlnuts:  All measurements in mms. For usage, please refer to the ARTICLE on how to use rawlnuts with Loudspeakers- Rawlnuts.

Usage Guide for Rawlnuts:-
M3 - Tweeters
M4 - Tweeters / Mid-range
M5 - Bass drivers

    For Mounting Speakers - We recommend using Rawlnuts with the bolts shown below. Except for RAWNTM3, select Button Head OR Cap Head Bolts and order these in addition to the Rawlnuts. See Prices above.

* Bolt Compatibility Chart for Rawlnut Bodies.
CODE BUTTON HEAD PART NUMBERS CAP HEAD PART NUMBERS
RAWNTM3 This Rawlnut is Supplied with Bolt Included ****
RAWNTM4 BTN420 CAP420
RAWNTM41 BTN430 CAP430
RAWNTM5 BTN520 CAP520
RAWNTM51 BTN530 CAP530

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All Prices include VAT @ 20%.