Product Description
DIN 910-A hexagon head screw plug (form A), G 2", Article number 91021. Property class / material: steel, surface finish zinc plated. Hexagon Head Screw Plug manufactured to DIN 910 with ISO 228-1 parallel pipe thread (G) thread, coarse pitch. Standard parts to the same standard, property class, dimensions and surface finish are interchangeable between manufacturers; confirm the controlling standard revision, any class-society or application approval, and the mating thread before substitution. Applications: sealing of threaded ports in gearboxes, hydraulic and pneumatic equipment, engines and plant pipework.
Technical Specifications
- Standard
- DIN 910
- Property class / grade
- STEEL
- Class (detailed)
- STEEL
- Thread type
- G
- Thread diameter
- 59.614 mm
- Pitch
- 2.309 mm
- Thread pitch class
- Coarse
- Thread direction
- Right
- Length
- 20 mm
- Thread length
- 20 mm
- Drive type
- Hex Drive
- Key width (across flats)
- 36 mm
- Surface treatment
- Zinc Bright Passivation Fe/Zn P1 (ZPL 3+)
- Surface treatment code
- ZPL
- Screw Plug Flange Diameter
- 68 mm
- Screw Plug Flange Thickness
- 5 mm
- Screw Plug Key Height
- 15 mm
- Length
- 20 mm
- Thread standard
- ISO 228-1 parallel pipe thread (G)
- Article number
- 91021
- Category
- Screw plugs / Hexagon head screw plugs
Standards & Compliance
- Standard
- DIN 910
- Size / Series
- G 2"
- Material
- Steel
- Thread Standard
- ISO 228-1 parallel pipe thread (G)
- HS Code
- 731815
Product Documentation
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Technical guides
Catalogue entry last verified: 2026-09-30. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 91021?
- 91021 can be ordered from cballast.com as a Bufab catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Bufab product?
- The manufacturer part number is 91021.
- What is the HS code for 91021?
- The customs tariff (HS) code for 91021 is 731815.
- Who manufactures 91021?
- 91021 is a Bufab product in the C-Parts range.
- Is a datasheet available for 91021?
- Yes — the 91021 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 91021?
- The minimum order quantity is 1.
- Is 91021 available?
- Yes — 91021 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).