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Product Description
TPPT (WN 1452) thermo plastic screw, 4.0 x 25 mm, pan head, Article number TPPT400251. Surface finish: zinc plated. Thermo Plastic Screw manufactured to TPPT (WN 1452), coarse pitch, fully threaded. 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.
Technical Specifications
- Standard
- TPPT (WN 1452)
- Property class / grade
- -
- Class (detailed)
- -
- Thread type
- TP
- Thread diameter
- 4 mm
- Pitch
- 1.79 mm
- Thread pitch class
- Coarse
- Thread direction
- Right
- Length
- 25 mm
- Thread length
- 25 mm
- Threading
- Fully Threaded
- Fully threaded
- Yes
- Head type
- Round Head
- Drive type
- TX T20
- Drive key width
- 3.95 mm
- Head height
- 2.6 mm
- Head diameter
- 7.5 mm
- Surface treatment
- Zinc Bright Passivation Fe/Zn P1 (ZPL 3+
- Surface treatment code
- ZINCPL
- Thread Minor Diameter
- 2.17 mm
- Torx size
- T20
- Length
- 25 mm
- Article number
- TPPT400251
- Category
- Bolts and Screws / Thermo Plastic Screws
Standards & Compliance
- Standard
- TPPT (WN 1452)
- Size / Series
- 4.0 x 25 mm
- 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 TPPT400251?
- TPPT400251 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 TPPT400251.
- What is the HS code for TPPT400251?
- The customs tariff (HS) code for TPPT400251 is 731815.
- Who manufactures TPPT400251?
- TPPT400251 is a Bufab product in the C-Parts range.
- Is a datasheet available for TPPT400251?
- Yes — the TPPT400251 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for TPPT400251?
- The minimum order quantity is 1.
- Is TPPT400251 available?
- Yes — TPPT400251 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).