Self-locking nut M30x1.5 zinc plated
RY-MB150121 / SKU 90100024
Manufacturing
D30629F is listed in the stitching head parts list for the ISP S3A 7/8" Book Stitcher as a flat knife. The manual identifies it as index 121 with a required quantity of 1 unit.
Manufacturing · Packaging · SPARE PART
D30629F
We confirm the exact reference, price, availability and lead time with you before purchasing.
Previously managed reference · Not available inventory. We confirm availability, price and lead time for each request.
| Brand | ISP Stitching & Bindery Products / Samuel Strapping Systems |
|---|---|
| Category | SPARE PART |
| Industry | Manufacturing · Packaging |
| Part number | D30629F |
| Part name | Flat knife |
| Compatible model | S3A 7/8" Book Stitcher |
| Assembly | Stitching head |
| Exploded-view index number | 121 |
| Required quantity | 1 unit |
| Manufacturer stated in manual | ISP Stitching & Bindery Products, a division of Samuel Strapping Systems |
Part number D30629F corresponds to a flat knife listed for the stitching head of the ISP S3A 7/8" Book Stitcher. In the manual’s exploded parts list it appears as index 121, with one unit specified for the applicable machine or assembly.
The manual places this part within the cutter-block and stitch-forming area. In that assembly, the flat knife works alongside related parts such as the flat knife holder, knife holder spring, round die and flat knife screw.
Its documented application is maintenance or replacement in wire-stitching/bindery equipment. The sources checked do not publish dimensions, material, hardness, cutting-edge geometry or direct cross-references.
This image represents a featured sourcing example. Confirm the exact part number, model and technical specifications with our team.
The parts shown are products we have previously located, managed or supplied. They do not represent available inventory. Availability, price and lead time are confirmed for each requirement.
Brands, logos and part numbers belong to their respective owners and are shown for technical identification. IndSolUSA (Industry Solutions USA LLC) does not present itself as an authorized distributor unless expressly stated.

We compare options with you, verify and coordinate each solution until it reaches your operation.
Tell us the problem, not just the part number. You can send us a part number, a photo, a nameplate, a datasheet or a description of the problem.