QFR No - 8000834704
Defect Details
| NC No. | 8000834704 |
| NC Date | 27/06/2023 |
| NC Submission Date | |
| Part No. | 550FA17433 |
| Part Name | FORK PIPE MACHINED |
| Supplier Name & Code | 100503-DIVYA INDUSTRIES |
| ETL Plant | 1116-ETL K-120 Suspension |
| Defect Details | NOT AS PER SPECIFICATION-CLUCKING,THREADING,LENGTH NOT OK |
1. Problem Description
| Defect Description | Dimensional NG concern observed. |
| Detection Stage | Receipt |
| Problem Severity | Fitment |
| NG Quantity | 148 |
| Is Defect Repeatative? | Yes |
| Defect Sketch / Photo |
Supplier Communication Details
| Quality Head Email ID | quality@mahavirind.co.in |
| Plant Head/CEO Email ID | planthead@mahavirind.co.in |
| MD Email ID | rajesh@mahavirind.co.in |
2. Stock Details & action taken for NG parts
| Location | ETL End | Warehouse | Transit | Supplier FG | Supplier WIP | Total |
|---|---|---|---|---|---|---|
| Total Qty |
1600
|
0
|
0
|
0
|
0
|
1600
|
| Check Qty |
1600
|
0
|
0
|
0
|
0
|
1600
|
| NG Qty |
148
|
0
|
0
|
0
|
0
|
148
|
| Scrap | 0 |
| Rework | 148 |
| Under Deviation | 0 |
| Containment Action |
|---|
| All Suspected material Checking At Customer End |
3. Process Flow
| Process Flow Description |
|---|
| Raw material Inward- Store- CNC Machining Coulking Side- CNC Machining Threading Side - 1.5 mm Cross Drill - Final Inspection - Packing - Rusty Oil Apply - Dispatch - Transport . |
4. Process Details
| Process / Operation | CNC Machining - Coulking Side. |
| Outsource | No |
| Machine / Cell | CNC No.2 |
| Machine / Cell No. | Fork Pipe CNC Sect. |
5. Problem Analysis
| Type | Possible Cause | Fact Verification | Jud |
|---|---|---|---|
| Machine | Coulking Under Size Coolant Flow Not proper | Coolant Pipe Accessory Not Available On Machine | O |
6. Inspection Method Analysis (Current)
| Inspection Method | Gauge |
| Other Inspection Method | |
| Check Point at Final Inspection | Yes |
| Checking Freq. | 100% |
| Sampling | No |
| Sample Size | 100% |
7. Root Cause Analysis (Occurance)
| Why 1 | Coulking Side ID under size |
| Why 2 | Insert Wear |
| Why 3 | Not Proper Coolant Flow |
| Why 4 | Not proper Coolant Pipe Arrangement . |
| Why 5 | |
| Root Cause (Occurance) | Not proper Coolant Pipe Arrangement. |
Root Cause Analysis (Outflow)
| Why 1 | Coulking Side ID under size |
| Why 2 | during final inspection defected part not detect |
| Why 3 | Randombly Defect |
| Why 4 | |
| Why 5 | |
| Root Cause (Outflow) | During final inspection defected part not detect. |
8. Countermeasure ( Occurrence , Outflow & System side Actions )
| Type | Countermeasure Details | Responsibility | Target Date | Actual Date | Status |
|---|---|---|---|---|---|
| Occurance | All Machine Coolant Pipe Replace And Flexible Pipe provide | Mantenanace Head and production Head | 05/07/2023 | 08/07/2023 | Completed |
9. Inspection Method After Customer Complaint
| Change In Inspection System | Yes |
| Change Details | 100% ID Inspection |
| Inspection Method | Gauge |
| Other Inspection Method | |
| Check Point at Final Inspection | Yes |
| Checking Freq. | 100% |
| Sampling | No |
| Sample Size | 100% |
10. Evidance of Countermeasure
| Occurance (Before) |
Not proper Coolant Pipe Arrangemen 499_Occurance_Before.docx |
| Occurance (After) |
All Machine Coolant Pipe Replace And Flexible Pipe provide 499_Occurance_After.docx |
| Outflow (Before) |
1) Go Gauge Not Proper suit in ID .2)Coulking ID Inspection Frequency was 5Nos / Hr. 499_Outflow_Before.docx |
| Outflow (After) |
1) Go gauge Proper Suit Coulking ID .2)Inspection Frequency Change Now 20nos/hr 499_Outflow_After.docx |
11. Horizontal Deployment
| Horizontal Deployment Required | Yes |
| Applicable Machine / Model / Plant | All Fork Pipe Coolant Pipe Replace |
12. Document Review
| Documents | ControlPlan, PFMEA |
| Specify Other Document | No |
13. Effectiveness Of Action
| Reviewed Quantity | 10 |
| Reason for submission | Corrective action parts submission. |