Find Bolts and Screws for Loudspeaker Projects

Article About Bolts & Screws

A range of fasteners specially selected for Loudspeaker DIY enthusiasts.

Pan Head Wood Screws

At some point in your Loudspeaker project you are going to fit various components to your cabinet. In most instances the fittings will need to be secured as an airtight seal. Below is a selection of bolts, screws and fittings most often used to secure drivers, ports and terminal trays. For a more in-depth discussion about these types of fittings please refer to the Article on bolts and screws.

* Pan Head Wood Screws. Packs/10. Price per pack.
Order Code	Size	1+	Order Code	Size	1+
PHSB413	No4* 13	0.77 /10	PHSB625	No6* 25	1.28 /10
PHSB619	No6* 19	1.04 /10	PHSB825	No8* 25	1.43 /10

Pan Head Machine Screws

* Pan Head Machine Screws. Packs/10. Price per pack.
Order Code	Size	1+	Order Code	Size	1+
MSM420	M4* 20	0.86 /10	MSM540	M5* 40	2.52 /10
MSM425	M4* 25	0.99 /10	MSM550	M5* 50	3.01 /10
MSM430	M4* 30	****	MSM620	****	****
MSM445	M4* 45	1.77 /10	MSM625	****	****
MSM450	****	****	MSM630	****	****
MSM520	M5* 20	****	MSM640	****	****
MSM525	M5* 25	****	MSM650	****	****
MSM530	M5* 30	****	****	****	****

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	3.78 /10	BTN540	M5* 40	****
BTN430	M4* 30	4.41 /10	BTN620	M6* 20	3.22 /10
BTN440	M4* 40	4.72 /10	BTN625	M6* 25	3.86 /10
BTN520	M5* 20	3.54 /10	BTN640	M6* 40	4.99 /10
BTN530	M5* 30	5.04 /10	****	****	****

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	2.58 /10	CAP530	M5* 30	3.22 /10
CAP425	M4* 25	2.58 /10	CAP540	M5* 40	3.86 /10
CAP430	M4* 30	3.22 /10	CAP620	M6* 20	3.09 /10
CAP440	M4* 40	4.53 /10	CAP625	M6* 25	3.09 /10
CAP520	M5* 20	2.93 /10	CAP630	M6* 30	3.22 /10
CAP525	M5* 25	2.93 /10	CAP640	M6* 40	3.86 /10

Cap Head Bolts. BZP

* Cap Head Bolts. HEX Drive BZP Finish.
Order Code	Size	1+	Order Code	Size	1+
CAPBZ420	M4* 20	3.54 /10	CAPBZ530	M5* 30	4.39 /10
CAPBZ425	M4* 25	3.86 /10	CAPBZ540	M5* 40	4.74 /10
CAPBZ430	M4* 30	4.19 /10	CAPBZ620	M6* 20	3.90 /10
CAPBZ440	M4* 40	4.52 /10	CAPBZ625	M6* 25	4.25 /10
CAPBZ520	M5* 20	3.72 /10	CAPBZ630	M6* 30	4.59 /10
CAPBZ525	M5* 25	4.05 /10	CAPBZ640	M6* 40	4.97 /10

Assorted Plain, Spring and Shakeproof Washers

Assorted Washers for Kits

* Assorted Washers. Sold in Packs of 10.
Order Code	Description	1+	6+
	Plain Steel Washers
PWSHRM4	M4 Plain Steel Washers, BZP Finish	0.15 /10	0.14 /10
PWSHRM5	M5 Plain Steel Washers, BZP Finish	0.23 /10	0.22 /10
PWSHRM6	M6 Plain Steel Washers, BZP Finish	0.34 /10	0.32 /10
	Spring Steel Washers
SPWSHRM4	M4 Spring Steel, Washers	0.25 /10	0.24 /10
SPWSHRM5	M5 Spring Steel, Washers	0.30 /10	0.29 /10
SPWSHRM6	M6 Spring Steel, Washers	0.38 /10	0.36 /10
	Shakeproof Washers
SHWSHRM4	M4 Shakeproof Washers, Internal Crinkle	0.42 /10	0.40 /10
SHWSHRM5	M5 Shakeproof Washers, Internal Crinkle	0.47 /10	0.45 /10
SHWSHRM6	M6 Shakeproof Washers, Internal Crinkle	0.49 /10	0.47 /10
	Wavy Washers Stainless
CRWSHRM6	Wavy Washers, Stainless Steel	0.70 /10	0.67 /10

Loudspeaker Spike Locknuts

* Assorted sized Locknuts, Blacked & Stainless, for Locking Loudspeaker Spikes.
Order Code	Description	1+	6+
	Steel Nuts (Full Nuts) CB Finish.
NUTBLKM6	M6 Full Nuts Chemi-Blacked Finish	0.77 /8	0.73 /8
NUTBLKM8	M8 Full Nuts Chemi-Blacked Finish	0.89 /8	0.85 /8
	Steel (Half Nuts) Chemi-Blacked Finish
NUTBLKM61	M6 Half Nuts Chemi-Blacked Finish	0.77 /8	0.73 /8
NUTBLKM81	M8 Full Nuts Chemi-Blacked Finish	0.89 /8	0.85 /8
	Stainless Steel (Half Nuts)
NUTSSM6	M6 Stainless Steel (Half Nuts, Self Colour)	1.97 /8	1.88 /8
NUTSSM8	M8 Stainless Steel (Half Nuts, Self Colour)	3.95 /8	3.76 /8
NUTSSM10	M10 Stainless Steel (Half Nuts, Self Colour)	4.50 /8	4.29 /8

Nylon Cheese Head Screws

* Nylon Cheese Headed Screws. Sold in packs/10.
Order Code	Description	1+	6+
NYM315B	Nylon, Slotted Cheese Head Screws M3* 15	1.28 /10	1.22 /10
NYM3WN	Nylon, integral washered Nuts M3	2.08 /10	1.98 /10
NYM410B	Nylon, Slotted Cheese Head Screws M4* 10	1.51 /10	1.44 /10
NYM420B	Nylon, Slotted Cheese Head Screws M4* 20	1.63 /10	1.55 /10
NYM425B	Nylon, Slotted Cheese Head Screws M4* 25	1.73 /10	1.65 /10
NYM430B	Nylon, Slotted Cheese Head Screws M4* 30	1.84 /10	1.75 /10
NYM435B	Nylon, Slotted Cheese Head Screws M4* 35	1.97 /10	1.88 /10
NYM4WN	Nylon, integral washered Nuts M4	2.06 /10	1.96 /10

* Rawlnuts

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.	0.49 /1	0.47 /1	0.44 /1
RAWNTM4	Length 11, Width 8, Flange 10.8. Body only, No Bolt.	0.54 /1	0.51 /1	0.48 /1
RAWNTM41	Length 24, Width 8, Flange 10.8. Body only, No Bolt.	0.54 /1	0.51 /1	0.48 /1
RAWNTM5	Length 14, Width 9.5, Flange 12.5. Body only, No Bolt.	0.60 /1	0.57 /1	0.54 /1
RAWNTM51	Length 26, Width 9.5, Flange 14. Body only, No Bolt.	0.57 /1	0.54 /1	0.51 /1

Assorted Sized Rawlnuts

Rawlnuts: All measurements in mm's.

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.
Order 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