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Helical Spring Lock Washer DIN 127A — 56

00025RApprovedStandard
Std. ref: DIN 127AStd. designator: Federringe DIN 127 - A 56 - FStESX designator: ESX-DIN127A-56-FST-PL

Helical spring lock washer, Form A (tang ends), nominal size 56 mm, per DIN 127A.

Engineering Attributes

Dimensions

Free Height18 (+3.20/0) mm
Inner Diameter57 (+1.50/0) mm
Nominal Diameter56 mm
Outer Diameter87 max mm
Tang Height1 mm
Thickness8 (±0.25) mm
Width14 (±0.25) mm

Material

MaterialSpring steel (DIN 267-26)
Finish / SurfaceNone (as processed)

Internal properties

Unit Weight193.0 ± 19.3 g
Load DirectionCompression (axial push)

11 attributes

Interchangeability

No interchangeability relationships agreed yet.

1 part is detected as substitutable for this one from the standard's own interchange rule — listed under Functional alternates below. A detection is computed on every read; a relationship here is one a party has agreed to.

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Functional alternates

1

Same dimensions and material, so they fit the same place. They differ in strength class, coating or tolerance — check the requirement before substituting.

The last 3 columns show the fields that differ from this item (Free height · Free height tolerance · Height tolerance). Values in blue differ; grey values match this item.

CodeItemStandardFree heightthis item: 18 mmFree height tolerancethis item: +3.2/0Height tolerancethis item: +3.2/0
00025RHelical Spring Lock Washer DIN 127A — 56this itemDIN 127A18 mm+3.2/0+3.2/0
00021GHelical Spring Lock Washer DIN 127B — 56also differs in: Locking feature, Tang heightDIN 127B16 mm+2.9/0+2.9/0