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CISA RS5 35/30 double cylinder with adjustable knob shaft (10R3M781012)

RS5 double cylinder with adjustable knob shaft 10R3M781012: nominal size 35/30, actual A=34.5 mm, B=29.5 mm, L=64 mm; 16 active pins in 5 rows, plus bilateral control pins, knob-shaft operation.

CISA 10R3M781012 — Official series illustration, not a photo of this exact size variant; consult model specifications.
Official series illustration, not a photo of this exact size variant; consult model specifications.Image source
10R3M781012 dimension diagram: side B 29.5 mm, side A 34.5 mm, overall body length 64 mm
Our dimension diagram follows the corresponding catalogue row; it is not a product view or machining template; the projecting knob shaft is excluded from body dimension L.

Cylinder dimensions

Dimensions from model documentation
SpecificationsDimensions from model documentation
Dimension A34.5 mm
Dimension B29.5 mm
Overall length L64 mm

Measure both sides from the fixing screw. Check the cylinder profile, cam and version.

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Specifications

Key system
RS5
Construction
Double cylinder with adjustable knob shaft
Nominal size
35/30
Dimension A
34.5 mm
Dimension B
29.5 mm
Overall length L
64 mm
Coding construction
16 active pins in 5 rows, plus bilateral control pins
Body construction
Modular brass body with zinc-alloy extension connectors
Key type
Reversible nickel-silver flat key with a moving element
Operating mechanism
Knob-shaft operation
Catalogue key part number
1.00820.00.0
Pin-position column in the ordering table
18 (technical description separately specifies 16 active pins and bilateral control pins)
Body assembly
Explicitly modular in the catalogue

Operation and dimensions of this version

The knob shaft illustrated for 10R3M781012 is on side B; Body B=29.5 mm, key side A=34.5 mm; L=64 mm excludes the projecting knob shaft. The knob is an operating component to verify separately; a shaft configuration does not mean that a complete knob is supplied. This section explicitly requires use with inside escutcheon 1.06458.20; the knob-shaft configuration is adjustable; the tabulated A and B dimensions cannot be arbitrarily extended or shortened. This row is explicitly identified as modular in the catalogue; for extensions or repairs, check the corresponding connectors; modules from other series cannot simply be substituted.

Key system and installation checks

The catalogue key part number for RS5 is 1.00820.00.0, with blade length 16 mm. The body is modular; pins and protective inserts are carbonitrided steel; Changes to assembled length must still follow the manufacturer's module-matching requirements.

When selecting, first record nominal size 35/30 for 10R3M781012, then verify the actual 34.5+29.5=64 mm against the drawing. Nominal size is an ordering identifier; adding its two integers does not give the actual overall length.

Limitations

  • Dimensions are divided at the central reference in the catalogue drawing; a and B do not automatically designate the outside and inside of the door. Installation also requires checking the lock-body cam interface, door thickness and escutcheon thickness.
  • Catalogue model numbers and dimensions do not establish current stock availability or certification of the complete door; Before purchase, check the actual supplied product's identification plate and the manufacturer's installation documentation.
  • The catalogue lists series 06353, 06355, 06356 and 06357 knobs as available on request, not as standard equipment for this row.

Sources

CISA 2026 English catalogue, PDF page 64 / printed page 60

Manufacturer documents are provided in their original language.

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Manufacturer documents are provided in their original language.