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Locking disc spring washer, shape M Spring steel hardened 420-510 HV10, zinc-flake coated

Steel zinc-flake silver type M
WSH-SER-M-(FLZN480H)-D21,0

Art.-no. 040120
EAN 4024835613477

Price for selected packaging unit
Locking disc spring washer, shape M Spring steel hardened 420-510 HV10, zinc-flake coated

Art.-no. 040120

Price for selected packaging unit
Quantity
PU
x 100 pcs

Exclusively for trade customers

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  • Type M (medium): up to and including screw connections of strength class 8.8 with normal head contact

  • Protection type: Screw retainer

  • Friction locking thanks to spring force

  • Mechanical interlock thanks to specific surface stamping

  • Protects the counter surface from damage (washer does not turn during installation)

  • Minimal tightening torque distribution
Product information

Datasheets(X)

CAD data (available after login)

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Application area

Machine and system construction, drive technology, conveyor technology, commercial vehicles, construction machines, vehicle construction, agricultural technology, the food industry etc.

Suitable for screw thread

M20

Internal diameter (d1)

21 mm

Outer diameter (d2)

40 mm

Height (h1)

4.3 mm

Thickness (s1)

3 mm

Material

Spring steel

Min./max. Vickers hardness, HV

420-510 HV

Surface

Flake zinc silver

RoHS-compliant

Yes

Corrosion protection period

720 h

Form

M

Locking device operating principle

Serrated lock washer

Locking function

Embedding locking device

Art.-no.
Cust. Mat. No.

Hazardous Material

Product information

Datasheets()

Datasheets ()

CAD data  | 

Certificates/ Documents

 | 

 | 

Technical information