Product Data

A variety of fittings are available for the DST520 system and your tie bar requirements.
All fittings and components are designed to exceed the load capacity of the bar.

These details are also available as a 2D or 3D download.

T5 Fork and Spade Dimensions

		M12	M16	M20	M24	M30	M36	M42	M48	M56	M64	M76	M90	M100
Fork length	Lf	90	112	132	155	189	217	243	266	313	348	420	498	575
Spade length	Ls	90	112	132	155	189	217	243	266	313	373	445	523	600
Diameter	W1	18	22	29	35	43	52	60	68	80	91	108	129	143
Thickness	W2	24	28	35	42	52	64	74	84	95	120	148	170	181
Jaw gap (fork only) +0/-2mm	T2	14	16	19	24	30	36	39	44	49	59	76	86	91
Spade thickness	T1	10	12	15	20	25	30	35	40	45	55	70	80	85
Width	D1	32	43	51	62	79	93	107	121	145	167	199	246	287
Pin hole diameter	D2	13	17	21	25	31	37	43	50	58	66	78	96	111
Projection	L1	21	27	33	41	52	61	69	78	96	110	131	161	188
Jaw depth (fork)	L2	25	30	42	50	59	68	70	87	105	120	141	171	198

All dimensions in mm.

T6 Accessories

Connection Plates		M12	M16	M20	M24	M30	M36	M42	M48	M56	M64	M76	M90	M100
Thickness	T1	10	12	15	20	25	30	35	40	45	55	70	80	85
Pin hole diameter	D2	13	17	21	25	31	37	43	49	57	65	78	96	111
Projection	L1	21	27	33	41	52	61	69	78	96	110	131	161	188
Clearance	L3	32	38	52	62	74	87	97	107	125	140	161	196	222
Grade plate to BS EN 10025		S355	S355	S355	S355	S355	S355	S355	S355	S355	S355	S355	S355	S355

Ensure clearance for paint/galvanising

 

Centre Discs	Name	M12	M16	M20	M24	M30	M36	M42	M48	M56
Thickness	T1	10	12	15	20	25	30	35	40	45
Overall diameter	OD	145	185	245	285	350	420	490	560	660
Centre hole	ID	50	60	70	90	100	120	140	160	200
Pin hole diameter	D2	13	17	21	25	31	37	43	49	57
PCD	PCD	110	140	180	210	260	310	360	410	480
Grade plate to BS EN 10025		S355	S355	S355	S355	S355	S355	S355	S355	S355

All dimensions in mm. Ensure clearance for paint/galvanising. For stainless steel connection plates or centre discs, marine grade stainless with a minimum tensile strength of S355 must be used.

T7 Accessories

Pinsets		M12	M16	M20	M24	M30	M36	M42	M48	M56	M64	M76	M85	M90	M100
Pin Diameter	D3	12	16	20	24	30	36	42	48	56	64	76	94	94	109
Pin body length	W2	24	28	36	43	53	65	75	86	96	121	153	173	173	183
End cap diameter	D4	20	25	32	35	50	55	60	60	70	86	100	120	120	140
End cap thickness	C	3	5	6	6	10	10	12	12	12	14	15	20	20	20

 

Lockcovers		M12	M16	M20	M24	M30	M36	M42	M48	M56	M64	M76	M85	M90	M100
Lockcover diameter	W1	18	22	29	35	43	52	60	68	80	91	108	129	129	143
Fork lockcover length	L5	25	26	40	45	50	55	60	60	75	85	91	126	126	134
Turnbuckle lockcover length	L6	30	33	78	84	87	93	102	105	106	112	118	153	153	160

 

Turnbuckles/Couplers		M12	M16	M20	M24	M30	M36	M42	M48	M56	M64	M76	M85	M90	M100
Coupler length	L3	37	45	53	64	75	89	100	115	135	145	165	195	195	215
Coupler/turnbuckle diameter	W1	18	22	29	35	43	52	60	68	80	91	108	129	129	143
Turnbuckle length	L4	70	85	144	155	170	180	195	210	230	240	268	290	290	315

All dimensions in mm.

Alternative Tendon Arrangements:

These are our standard range of fittings. 

We can manufacture special central and end connection details to your specific design and construction requirements. 

For example : special machined forks, spade end couplings, special pins, plate connections, cross couplers and fabricated brackets.

Please contact us to discuss your specific requirements.