Technical Drawings

Although the Nicholson 31 has been out of production for some time, fortunately the original Camper Nicholson Technical Drawings are archived but through our website are available exclusively to members.

There are 55 Large scale drawings and 65 A4 drawings. These are all listed below.

If you are a member and logged in, the list below has links to download the drawings, which are in TIF format. Simply click on the drawing title to download the file.

The basis of access to and use of the downloaded drawing(s) is solely for a member's private use. A member using the drawing(s) is deemed to have agreed and accepted this stated basis of their use.

For members, other owners and interested parties, copies of drawings can be purchased by contacting the Voluntary Archivist for Camper Nicholson, Jeremy Lines.
Email: Jeremy@linesmail.com Tel/Fax: 0044(0) 2392 583734

When making enquiries, all are requested to quote the boat name and number.

Technical Drawing Nicholson 31

Large Drawings

Drg. No. Title 1st Issue Last Mod. Remarks
3 Lines Plan (to outside of shell) 07/75 20/08/75 All boats
4 Ballast Keel 08/08/75 27/10/75 All lead
5 Rudder Arrangement 20/08/75 04/11/75 All boats
6 Offset Table 08/08/75 11/08/75 All boats. Use this for actual dimensions of hull.
7 Deckworks Lofting 28/08/75 14/06/79 All boats. Use this for actual dimensions of hull.
8 Machinery Arrangement showing Optional 20 H.P. Engine 18/08/75 25/11/75 20 H.P. Yanmar 2GM20
8A Machinery Arrangement showing Standard 12 H.P. Engine 18/08/75 25/11/75 12H.P. Yanmar YSE 12G
9 Construction Plan Moulding Drawing No.1 of 08/75 03/11/76 Boats 1-58 ex 54
10 Deck Construction Moulding Drawing No.3 of 09/75 14/10/77 Boats 1-58 ex 54
11 Docking Plan 01/76 All boats
12 Caveta & Style Bands 01/09/75 09/10/75 All boats See also Sketch 34
13 General Arrangement 20/10/75 All boats
14 Arrangement Sections All boats Unfinished
15 Forward & Toilet Module 12/09/75 14/10/75 All boats
16 Saloon Module 10/75 & Galley - All boats
18 Deck Plan 10/75 15/03/79 All boats
19 Mast Coat Ring x x x
20 x 09/10/75 13/02/76 All boats
21 General Arrangement 09/75 Mini Plan - All boats
22 Rudder Fittings Moulding Drawing No.5 of 13/10/75 10/05/78 All boats
23 Construction Bulkheads Moulding Drawing No.2 of 23/10/75 20/02/79 All boats
24 Sail Planx 25/11/75 12/03/79 Standard - Boats 1-90 Approx. See Drg 46
25 Sail Plan Headsail Reefing 25/11/75 Boats 1-90 Approx. See Drg 47
26 Chainplates 25/11/75 02/06/76 All boats
27 Sterngear Details Moulding Drawing No.8 of 06//11/75 20/05/76 All boats Prop details tabulated. See Sketch 31.
28 Windows 17/11/75 All boats
29 Pulpits Cancelled. See sketches 7,8,18,27,58.
30 Mast Step Moulding Drawing No.7 of 23/12/75 20/02/79 All boats
31 Radar Reflector Bracket 08/07/76 All boats if fitted
32 Ballast Keel Iron / Lead Proposal 08/76 31/03/77 Boats 45-120 44 Was last all lead keel
33 Construction & Attachment of Main Modules 07/10/76 01/08/78 All boats
34 Construction Plan (Iron / Lead Ballust) Moulding Drawing No.1 of 08/76 20/02/79
36 Stemhead Fitting for Nicholson 31 & 39 29/09/76 Boats 1-20 Approx. Roller details & central leg.
37 Stemhead for Nicholson 31 & 39 11/02/77 Boats Approx 20-120.No roller details,no centre leg
38 Pushpit with Gangway off to C/L 12/07/78 All boats if fitted
39 Electrical Diagram Standard Boat - No Extras 19/12/77 All boats
40 Holding Tank Installation 10/06/77 All boats if fitted
41 Modified Starting Handle 20/10/78 For Yanmar 15 H.P. engine
42 Mast Coat 01/12/78 All boats. Expansion of butyl rubber coat.See Sk 57.
43 Plumbing Arrangement 17/11/76
45 Deck Construction Moulding Drawing No.3 of 09/75 11/11/81 Fabmat - Preliminary hand modified print
46 Sail Plan For Boats /95 and from /105 Onwards 14/03/79
47 Sail Plan Headsail Reefing For Boats /95 and from /105 Onwards 14/03/79
48 Construction Plan (Iron / Lead Ballast) Fabmat Lay Up 30/03/79 09/07/79 Approx boat 90-120 See Drg. 34
49 Lofting & Construction for Wood Deck (to replace burnt deck on 31-30) 10/05/85 For 31/86
50 General Arrangement 14/04/76 26/06/86 For Mr Adwan - 31/120
51 Arrangement of Coachroof Windows 23/06/86 For 31/120
Supplier Drawings
52 Sparlight - Mast Layout 20/11/75 Boats 1-6
53 Sparlight - Boom 21/11/75 Boats 1-6
54 Sparlight - Mast Layout 20/11/75 Boats 13-22
55 Sparlight - Boom 20/11/75 Boats 13-22
56 Sparlight - Mast Section Section DQ 11
57 Kemp - Mast & Boom for Nicholson 31 (Roller Reefing) 17/11/76 SA785/R
58 Kemp - Mast & Boom for Nicholson 31 (Slab Reefing) 17/11/76 SA785/S
59 Ian Proctor Metal Masts Slab Boom 24/02/78 2A456
60 Proctor Masts 24/11/81 1A4543 - Slab Reefing Mast

A4 Drawings

Drg. No. Title Date Remarks
1 Dimensions lifted from 01 28/11/75
2 Hyrovane A Bracket 16/12/75 Scanned back to front!
3 Anchor Roller for N31.39 Stemhead 16/02/76
4 Secondary Roller for N31.39 Stemhead 16/02/76
5 Base Details for Nic31 Cradle 01/12/76
6 Support & Bracing Struts 08/08/76
7 Pulpit 19/03/76 Modified see Drg. No. 27
8 Pushpit 23/03/76
9 Isolating Switch Panel 29/04/76
10 Freeboards 31/02 03/05/76
11 Details of Brackets for Hasler MP Gear on N31-11 07/05/76
13 Stanchion Fixing 21/05/76
14 Spars & Rigging 21/05/76
15 Transom Top Stiffening 26/05/76
16 Proposed Position of Ice Maker on 31-15 29/06/76
17 Forepeak Well 08/07/76
18 Detail of Pushpit & Scandinavian Type Pulpit for Nicholson 31 05/08/76
19 Fuel Dipstick N31 Imp. Gallons 26/07/76
20 Stemhead Pin Nic 31 & Nic 39 12/08/76
21 Details of Ring & Fan Main 15/09/76
22 Detail of Light Positions 17/09/76
23 Mast Wiring (Not adopted) 21/09/76
24 Saloon Sole Stiffening 19/11/76
25 Detail of On/Off Extension for Fuel Tank on N 31 (French Momolocation) 13/10/76
26 Transom Flap 07/12/76 Not adopted
27 Pulpit 4 Leg 09/12/76
28 Jib Sheet Securing Cleat 10/12/76
29 Nicholson 31 & 39 Stemhead Rollers 09/02/77
30 Hydrovane Bracket - Backing Plates 14/01/77
31 Modification for Coupling End of Prop Shaft 20/01/77
31A Proposed Fuel Tank 17/02/77
32 Position of Beaching Leg Socket & Length of Beaching Leg 24/02/77
33 Sprayhood Lacing Eye Positions 25/02/77
34 Antifouling & Style Bands 24/03/77
35 Positon of Extra Winch Pad on Mast 18/04/77
36 Spinnaker Winch Position 06/07/77
37 Spinnaker Winch Position 06/07/77
38 Core Detail in Way of Saloon Handrails 05/07/77
39 Tiller Plates 06/07/77
40 Standard Nic 31 Dodger now with Cut Out for Spinnaker 20/07/77
41 Companionway Cill 21/08/88
42 Section Through Modified Starboard Locker 05/10/77
43 View Looking Outboard Section AA Modified Star. Locker 04/10/77
44 Modifications to Starboard Side 04/10/77
45 Detail Showing Run Of Water Pipe from Filler Cap to Tank 21/11/77
46 Detail Showing Position of Water Deck Filler on Port Side 21/11/77
47 Detail of Seacourse Auto-Helmsman 06/12/77
48 Detail of Seacourse Auto-Helmsman 06/12/77
49 Detail of Rudder Fittings 05/01/78
50 Height to Position Tiller 05/01/78
51 Cooker Recess Dimensions 23/01/78
52 Boom Crutch Bracket Feet 09/05/78
53 Locker Handle Details 16/05/78
54 Boom Gallows 27/06/74 1 of 2
55 Boom Gallows 28/06/78 2 of 2
56 Detail Showing Position of Moulding for Engine Panel 04/07/78
57 Mast Coat 21/07/78
58 Four Legged Pulpit (6" longer) 17/08/78
59 Proposed Wheel Steering 30/04/80
60 Mainsail Tack Detail 22/03/82
61 Stern Ladder 06/04/82
Unattributed Drawings
62 Standing Rigging
63 Running Riggingx
64 Sail Plan Standard
65 Sail Plan Headsail Reefing