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Company
Bossard Catalog
Description
BN 821 - Retaining rings for shafts heavy-duty design (DIN 471), spring steel, black
Bill of material
BN 821 1290134 retaining ring for shafts 38x2.5
BNARTNR
Identification
BNNORM1
DIN 471
BNMAT
Material
Spring steel
BNSURFACE
Surface
black
D1
Nominal dimension
mm
S
Thickness
mm
D3
Ring inner diameter free length
mm
A
Distance max.
mm
B
Web thickness ~
mm
D5
Hole diameter
mm
D2
Diameter keyseat
mm
M
Groove width H13
mm
T
Slot depth
mm
N
Shaft projection min.
mm
D4
Diameter of fitting
mm