Railway fasteners: Rail joint bolt PN-89/K-80004

We have been connected with the railway industry practically ever since the establishment of the railway in Poland. Since 1918, we have supplied high quality fasteners to manufacturers, suppliers and other railway companies.

Railway fasteners

We manufacture: railway screws, alloy bolts, fishbolts, connecting bolts for railroad ties, turnout screws, flange bolts, ribs, hex nuts, flanged nuts, self-locking nuts, as well as other non-standard components.

ŚRUBENA-UNIA Sp. z o.o. exports its products to railway companies operating throughout the European Union – the screws leaving our factory are present on tracks and in trains around the world.

Fasteners manufactured for the railway industry are widely used in the construction of various types of turnouts, railways, parts of the railway infrastructure, machinery, buildings and many more. These products have extraordinarily good durability parameters. We can provide both standard screws and fasteners, as well as individual solutions created on the basis of the technical specification of the customer.

Rectangle head coach screws Ø20÷Ø24

Grade 4.6, 5.6

PN-89/K-80021: TYP 42, 42R, 49A, 60A, USs1, U1S, DHS35, Ss5, Ss6, Ss7, Ss8, Ss15, Ss16, Ss24, Ss25+ULS, Ss27, Ss30, Ss31, Ss33, Ss35+ULS, Ss73, Ss76, Ss77, Ss90

Hexagon head bolt with fixed washer PN-89/K-80000

Grade 4.6


Clip bolts PN-84/K-80001

Grade 4.6, 5.6

M22x65, 72

Rail joint bolt PN-89/K-80004

Grade 10.9


Square head bolt for rail joint PN-92/K-80005

Grade 6.6


Square head bolt for rail joint PN-86/K-80009

Grade 4.6


Square head bolt for rail joint PN-86/K-80011

Grade 4.6 ÷ 10.9


Clip bolts HS 26, HS 32

Grade 4.6, 5.6, 8.8

M22x55, 65, 90

Fish bolts BIN5903 blatt 1

Grade 4.6, 5.6


Fish bolts DIN5903 blatt 2

Grade 4.6, 5.6


Screw type Srb2a

Grade 4.6, 5.6

M22x80, 86

Screw type Sra 6

Grade 4.6, 5,6


Hexagon nuts PN-86/K-80014

Grade 5÷8


Screw type Srb 6

Grade 4.6, 5.6


Hexagon nuts with collar and non-metallic insert PN/86/K-80015

Grade 8÷10


Mr. Tadeusz Jopek
Director of Marketing & Sales
mobile: +48 519 134 438
Mrs.Lidia Bialowas
Export Department
mobile: +48 696 598 079


Clip bolts HS 26, HS 32

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