This product is regulated by the following standards:

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Bolted connections with reduced shank, cap nuts

This product is regulated by the following standards:

DIN 2510-6

Standard DIN 2510-6

Bolted connections with waisted shank - Part 6: Cap nuts

This standard specifies the characteristics of cap nuts for bolted connections with waisted shank in product grade T2 with metric coarse thread from M12 to M120x6.

Dimensions in mm - source DIN 2510 part 6
Publication date: 05/2013 Supercedes 09/1974
d1 thread size	M 12	M 16	M 20	M 24	M 27	M 30	M 33	M 36	M 39	M 42	M 45	M 48
b	18	20.5	24	27.5	30.5	35	38	40.5	43	46	48.5	53.5
d2	21	26	31	35	40	45	49	53.5	58.5	63.5	68.5	73.5
d3	14.5	18.5	22.5	26.5	30.5	33.5	36.5	39.5	42.5	45.5	49.5	53.5
e min	18.9	21.10	26.75	30.14	35.72	39.98	45.63	45.63	51.28	55.8	55.8	61.31
k	7	10	13	14	16	17	22	22	23	23	26	26
l1	33	40	49	56	62	68	77	82	86	92	98	103
l2	29.5	34.5	40	45.5	50.5	55	60	64.5	67	72	74.5	81.5
l3	23	27.5	32	37.5	40.5	45	48	52.5	55	60	62.5	67.5
g	13	17	21	25	28	31	34	37	40	43	46	49
s	17	19	24	27	32	36	41	41	46	50	50	55
t	2	2	2.5	3	3	3.5	3.5	4	4	4.5	4.5	5
≈ weigth in kg x1000 pcs (for AF type)	70	110	190	240	370	510	700	840	1070	1370	1600	1900

d1 thread size	M 52	M 56	M 64	M 72X6	M 80X6	M 90X6	M 100X6	M 110 x 6	M 120 x 6
b	57	60.5	69.5	77	84	93	102	111	120
d2	78.5	83.5	83.5	105	115	130	146	160	176
d3	57.5	63	63	79	87	97	107	119	129
e min	66.96	72.61	72.61	83.91	100.72	117.67	134.62	151.42	162.72
k	27	27	27	32	36	41	45	50	54
l1	109	115	115	130	152	168	183	199	214
l2	85	90.5	90.5	99.5	114	123	132	141	152
l3	71	76.5	76.5	85.5	100	109	118	127	136
g	53	57	57	65	81	91	101	111	121
s	60	65	65	75	90	105	120	135	145
t	5	5.5	5.5	6	6	6	6	6	6
≈ weigth in kg x1000 pcs (for AF type)	2400	2900	4200	5700	7300	10700	14800	19900	20100

Dimensions in mm - source DIN 2510 part 6
Publication date: 09/1974
d1 thread size	M 12	M 16	M 20	M 24	M 27	M 30	M 33	M 36	M 39	M 42	M 45	M 48
b	18	20.5	24	27.5	30.5	35	38	40.5	43	46	48.5	53.5
d2	21	26	31	35	40	45	49	53.5	58.5	63.5	68.5	73.5
d3	14.5	18.5	22.5	26.5	30.5	33.5	36.5	39.5	42.5	45.5	49.5	53.5
e min	18.9	21.10	26.75	30.14	35.72	39.98	45.63	45.63	51.28	55.8	55.8	61.31
k	7	10	13	14	16	17	22	22	23	23	26	26
l1	33	40	49	56	62	68	77	82	86	92	98	103
l2	29.5	34.5	40	45.5	50.5	55	60	64.5	67	72	74.5	81.5
l3	23	27.5	32	37.5	40.5	45	48	52.5	55	60	62.5	67.5
g	13	17	21	25	28	31	34	37	40	43	46	49
s	17	19	24	27	32	36	41	41	46	50	50	55
t	2	2	2.5	3	3	3.5	3.5	4	4	4.5	4.5	5
≈ weigth in kg x1000 pcs (for AF type)	70	110	190	240	370	510	700	840	1070	1370	1600	1900

d1 thread size	M 52	M 56	M 64	M 72X6	M 80X6	M 90X6	M 100X6	M 110 x 6	M 120 x 6
b	57	60.5	69.5	77	84	93	102	111	120
d2	78.5	83.5	83.5	105	115	130	146	160	176
d3	57.5	63	63	79	87	97	107	119	129
e min	66.96	72.61	72.61	83.91	100.72	117.67	134.62	151.42	162.72
k	27	27	27	32	36	41	45	50	54
l1	109	115	115	130	152	168	183	199	214
l2	85	90.5	90.5	99.5	114	123	132	141	152
l3	71	76.5	76.5	85.5	100	109	118	127	136
g	53	57	57	65	81	91	101	111	121
s	60	65	65	75	90	105	120	135	145
t	5	5.5	5.5	6	6	6	6	6	6
≈ weigth in kg x1000 pcs (for AF type)	2400	2900	4200	5700	7300	10700	14800	19900	20100

Bolted connections with reduced shank, cap nuts

Dimensions in mm - source DIN 2510
Publication date: 09/1974
d1 thread size	M 12	M 16	M 20	M 24	M 27	M 30	M 33	M 36	M 39	M 42	M 45	M 48
b	18	20.5	24	27.5	30.5	35	38	40.5	43	46	48.5	53.5
d2	21	26	31	35	40	45	49	53.5	58.5	63.5	68.5	73.5
d3	14.5	18.5	22.5	26.5	30.5	33.5	36.5	39.5	42.5	45.5	49.5	53.5
e min	18.9	21.10	26.75	30.14	35.72	39.98	45.63	45.63	51.28	55.8	55.8	61.31
k	1	10	13	14	16	17	22	22	23	23	26	26
l1	33	40	49	56	62	68	77	82	86	92	98	103
l2	29.5	34.5	40	45.5	50.5	55	60	64.5	67	72	74.5	81.5
l3	23	27.5	32	37.5	40.5	45	48	52.5	55	60	62.5	67.5
g	13	17	21	25	28	31	34	37	40	43	46	49
s	17	19	24	27	32	36	41	41	46	50	50	55
t	2	2	2.5	3	3	3.5	3.5	4	4	4.5	4.5	5
≈ weigth in kg x1000 pcs (for AF type)	70	110	190	240	370	510	700	840	1070	1370	1600	1900
d1 thread size	M 52	M 56	M 64	M 72X6	M 80X6	M 90X6	M 100X6	M 110 x 6	M 120 x 6
b	57	60.5	69.5	77	84	93	102	111	120
d2	78.5	83.5	83.5	105	115	130	146	160	176
d3	57.5	63	63	79	87	97	107	119	129
e min	66.96	72.61	72.61	83.91	100.72	117.67	134.62	151.42	162.72
k	27	27	27	32	36	41	45	50	54
l1	109	115	115	130	152	168	183	199	214
l2	85	90.5	90.5	99.5	114	123	132	141	152
l3	71	76.5	76.5	85.5	100	109	118	127	136
g	53	57	57	65	81	91	101	111	121
s	60	65	65	75	90	105	120	135	145
t	5	5.5	5.5	6	6	6	6	6	6
≈ weigth in kg x1000 pcs (for AF type)	2400	2900	4200	5700	7300	10700	14800	19900	20100

Full list of Suppliers of Bolted connections with reduced shank, cap nuts

Romania

Bendkopp Fasteners Import Export S.r.l.

Fasteners for: automobile, ironwork, furniture, producers of aluminum & PVC carpentry, agricultural machinery, mechanical engineering, fine mechanics, wood, metallic structures, food, energetic, chemical, petrochemical, gas, nuclear, nautical.

Italy

EFS Srl

EFS provides special fasteners based on customer drawings and technical specifications.
We offer precision machining, threading, turning and rolling on request, including special materials like Inconel, Hastelloy, Duplex, Superduplex and high-temperature alloys.
Surface and heat treatments are also available (Geomet®, hot-dip galvanizing, quenching, passivation), as well as certified laboratory testing.

Poland

Zakład Obróbki Metali Włoczewski Spółka Jawna|

The main area of their activity is producing reduced shank studs for flanged joint, studs, studbolts, bolts, nuts for petrochemical, oil, chemical, energetic industry to pressure device installation subject to the directive 2014/68/UE.

Italy

A...

Supplier of nuts, bolts and special drawing parts, both forged and turned.

UNI EN ISO 9001:2015 certified company.

Italy

B...

Manufacturer of trapezial threaded rods

B...

Manufacturer of studs and allthreads, sizes from 4mm up to 36mm (3/16' TO 1 ½') diameter and from 15MM up to 1 meter in length.

Italy

B...

Manufacturer and distributor of Studs, hexagon head screws, socket cap screws, washers and eye bolts

Italy

C...

Manufacturer of threaded rods, full thread studs, u-bolts

Italy

C...

Manufacturer of studs, eyebolts and special products

Italy

F...

Manufacturer of double-end studs, turned special fasteners in stainless steel and exotic alloys.

Italy

G...

Manufacturer of hooks, eyebolts, U-bolts, studs, log bolts, foundation clamps, rods, pins, tie-rods, threaded bars and special chamfered-end bars

China

H...

Manufacturer of threaded rods, studs

Germany

H...

Scharwath Metallwaren is specialized in all kinds of fasteners in steel and stainless steel.

We are a manufacturer of U-bolts, foundation bolts, welding studs, double end studs, anchor screws, threaded parts, threaded rods, hose clamps, bent wire parts.

We manufacture according DIN norms and following customer-specific drawings. Small to large batch sizes, in all common grades and surfaces. Fast response times and delivery for the desired quality.

Germany

H...

Manufacturer of hot forged fasteners, stud bolts with reduced shank DIN 2510, DIN 2509

H...

Manufacturing of special fasteners and machined (inconel, monel, super duplex, hastelloy, titanium, nimonic, B16 and Durehete)

Manufacturing, stocking and distributing petro-chemical grade studbolt assemblies and fasteners.

France

I...

Manufacturer of threaded rods, anchor rods, tie bars and studs

Germany

I...

Manufacturer of Tools for tightening and loosening large bolts. The production range includes round nuts and stud bolts

L...

Manufacturer of screws, threaded studs and threaded rods in metric and inch sizes

Brazil

M...

Producer of rivets, studs, bolts and special parts for automotive

Italy

O...

Hot forging of fasteners, in special steels, mainly for “Oil & Gas” sector.

Our product range includes:

• hexagon head screws, socket cap screws and 12-point screws.

• hexagon nuts and 12-point nuts

• plugs

• special parts following customer requirement

Italy

O...

Producers of studs, dowelscrews, u-bolts, tie rods turned and milled according to customers drawing.

Anchors for galleries forwork

Italy

P...

Producer of threaded rods and studs

Ukraine

P...

Manufacturer of hexagon bolts and screws (from M6 up to M42), hexagon nuts (from M6 up to M42), and solid rivets (Ø6 – Ø30). GOST Norms

India

R...

Manufacturer of special screws and studs from M4 to M50 (4.6, 6.8, 8.8, 10.9, 12.9, B7, etc.)

Italy

R...

Manufacturer of studs and stud bolts

Germany

R...

Distributor of fittings, flanges, pipes, gaskets and stud bolts

South Korea

S...

World class manufacturer of bespoke hot forged/heat treated Industrial bolts & nuts and Marine engine components.

Iran

S...

Manufacturer of stud bolts and fasteners both standard and special. Oil&gas and railway sector

Germany

S...

Manufacturer of double end stud, stud bolts, both metric and inch sizes

China

S...

Manufacturer of high stength fasteners and fasteners for petrochemical sector (ASTM A193/A320/A325)

ASTM A193 Grade B7, B7M, B8 (304 SS), B8M (316 SS). B8T, B8MX, B8TX, B16 stud bolt. A320 L7, L7M, A453 660A, 660B, 660C, 660D, A325 & A490 steel structure bolt set and assembling A194 and A563 series heavy hex nut

Germany

Qualities: 8.8, 10.9, 12.9, G5&G8. Pieces manufacture by cold forging, diameters from 5mm to 22mm (¼” to ?”).

Metallographic Laboratory in our facilities.

ISO 9001 Certificate.

Venezuela

Suppliers of Bolted connections with reduced shank, cap nuts

Technical data

Standard DIN 2510-6

Details