Brother SB7638001 Upper Knife – Premier Spec for S7300A & S7250A Series
The Brother SB7638001 Upper Knife is a replacement spare part designed for compatible Brother S7300A and S7250A Series single-needle, direct-drive lockstitch machines with thread trimmer. Manufactured for Premier Specification models, this upper knife is suitable for machine servicing, maintenance, and replacement applications.
Compatible Brother Sewing Machines
Brother S7300A – Premier Spec
- S7300A-403P
- S7300A-405P
- S7300A-603P
- S7300A-605P
Brother S7250A – Premier Spec
- S7250A-403P
- S7250A-503P
- S7250A-405P
- S7250A-505P
Product Details
| Brand |
Brother |
| Part Number |
SB7638001 |
| Part Name |
Upper Knife |
| Specification |
Premier Spec |
| Compatible Series |
Brother S7300A & S7250A |
| Machine Type |
Single-Needle Direct-Drive Lockstitch Machine |
| Machine Feature |
Thread Trimmer |
| Application |
Sewing Machine Repair & Maintenance |
Key Features
-
Brother Replacement Part: Part number SB7638001.
-
Premier Specification: Designed for the Premier Spec models listed above.
-
Upper Knife: Replacement component for the machine's thread trimming mechanism.
-
Reliable Cutting Performance: Helps maintain clean and consistent thread trimming operation.
-
Industrial Sewing Machine Part: Suitable for professional servicing and maintenance.
Compatible Machine Models
| Series |
Compatible Premier Spec Models |
| S7300A |
S7300A-403P, S7300A-405P, S7300A-603P, S7300A-605P |
| S7250A |
S7250A-403P, S7250A-503P, S7250A-405P, S7250A-505P |
