Emco Wheaton 4 API Coupling User Manual
As a part of a continuous commitment to product development the company reserves the right to alter the specification of its products without prior notice
www.emcowheaton
Service & Maintenance Sheet
SSJ0451
J0451 5 Claw, 4” API Coupler
22
23
261516141312
2427
7
1
4
20
COUPLER
105 19 2
3
11 178697925 1821 28
This service sheet is only applicable to the: J0451-051, J0451-052 and J0451-053. For
servicing all other J0451 couplers please refer to the other service sheets or you local
distributor.
Note: API Couplers should always be used in conjunction with primary shutoff system such
as a meter with a preset valve. A relief valve must be provided for the trapped product
between the primary shutoff and the API coupler.
Channel Road
Westwood Industrial Estate
Margate Kent CT9 4JR
UK
Sheet 1 of 4
Sheet Ref. SSJ0451
Date 09/05/07 Revision 1
Tel: +44 (0) 1843 221521
Fax: +44 (0) 1843 295444
sales@emcowheaton.co.uk
.co.uk
As a part of a continuous commitment to product development the company reserves the right to alter the specification of its products without prior notice
www.emcowheaton
Service & Maintenance Sheet
J0451 5 Claw, 4” API Coupler
ITEM QTY DESCRIPTION PART NUMBER MATERIAL
1 1 Body 672196 Aluminium
2 1 Nose Piece 672245 Aluminium
3 1 Poppet 672349 Aluminium
4 1 Shaft 672319 Stainless Steel
5 1 Nose Seal 672213
672550
672528
6 1 Interlock Lug 408258 Stainless Steel
7 7 Roll Pin 470078 SST
8 5 Locking Lug 408256 Stainless Steel
9 6 Spring 408261 Stainless Steel
10 1 Sleeve 672260 Aluminium
11 1 Bearing 560595 Plastic
12 1 Bearing 560594 Plastic
13 1 O-Ring (Shaft) 407433
564769
672548
14 1 Spacer 240805203 Nylon
15 1 O-Ring (Dust Seal) 561320 Buna
16 1 Retaining Ring 408169 Steel
17 1 Link 408254 SST
18 2 Bent Link 408262 SST
19 1 O-Ring (Nose Piece) 7010010249
672551
672549
20 1 Spring Pin 561852 Stainless Steel
21 2 Cotter Pin 560963 SST
22 1 Dust Seal 408278 Felt
23 1 Wave Spring 564090 SST
24 1 Lever 672266 Aluminium
25 2 Link Pin 408252 SST
26 1 Roller Bearing 565933 Steel
27 1 Nyloc Nut 470043 Steel
28 2 M8 Thin Washer 671270 Stainless Steel
Low Temperature Viton
Low Temperature Viton
Low Temperature Viton
Viton
Buna
Viton
Buna
Viton
Buna
SSJ0451
COUPLER
Channel Road
Westwood Industrial Estate
Margate Kent CT9 4JR
UK
Sheet 2 of 4
Sheet Ref. SSJ0451
Date 09/05/07 Revision 1
Tel: +44 (0) 1843 221521
Fax: +44 (0) 1843 295444
sales@emcowheaton.co.uk
.co.uk
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