# KD-NUTS BCT FLAT HEAD KNURLED M4 KDPK-25 FZB 

## Description

Designation: M4 KDPK-25 FZB
Product: FLAT HEAD KNURLED
Product group: KD-NUTS
Type: BCT
Material: FZB

A: 1.5

D: 10.0

Grip area: 1.5 - 2.5

H: ca 8

Hole lower tol.: 7.0
Hole upper tol.: 7.1

Hole diameter: 7.0

L: 14.5

Max. grip: 2.5
Min. grip: 1.5

S: 0.8

Product Code: KDPK

d: 7.0
d upper tol.: 7.0
d lower tol.: 6.85

Thread: M4

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URL: https://tappex.eu/product/kd-nuts/bct/flat-head-knurled-bct/m4-kdpk-25-fzb/
Last updated: 2026-08-21