Product Description
DIN 7972-C flat head sheet metal screw with slot (form C), ST3.9 x 50, Article number 7972C390501. Property class / material: ch, surface finish zinc plated. Flat Head Sheet Metal Screw with Slot manufactured to DIN 7972 with ISO 1478 tapping screw thread (ST) thread, 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
- DIN 7972
- Standard description
- C
- Type
- Flat Head Sheet Metal Screw
- Property class / grade
- CH
- Class (detailed)
- CH
- Thread type
- ST
- Thread diameter
- 3.9 mm
- Pitch
- 1.3 mm
- Thread pitch class
- Coarse
- Thread direction
- Right
- Length
- 50 mm
- Thread length
- 47.7 mm
- Tapping length
- 47.7 mm
- Threading
- Fully Threaded
- Fully threaded
- Yes
- Head type
- Countersunk Flat Head
- Drive type
- Slotted
- Key depth
- 0.7 mm
- Head height
- 2.3 mm
- Head diameter
- 7.5 mm
- Surface treatment
- Zinc Bright Passivation Fe/Zn P1 (ZPL 3+)
- Surface treatment code
- ZPL
- Length Cut Bottom
- 3.5 mm
- Slot width
- 1 mm
- Length
- 50 mm
- Thread standard
- ISO 1478 tapping screw thread (ST)
- Article number
- 7972C390501
- Category
- Bolts and Screws / Flat Head Screws
Standards & Compliance
- Standard
- DIN 7972
- Size / Series
- ST3.9 x 50
- Material
- CH
- Thread Standard
- ISO 1478 tapping screw thread (ST)
- 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 7972C390501?
- 7972C390501 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 7972C390501.
- What is the HS code for 7972C390501?
- The customs tariff (HS) code for 7972C390501 is 731815.
- Who manufactures 7972C390501?
- 7972C390501 is a Bufab product in the C-Parts range.
- Is a datasheet available for 7972C390501?
- Yes — the 7972C390501 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 7972C390501?
- The minimum order quantity is 1.
- Is 7972C390501 available?
- Yes — 7972C390501 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).