Century Spring Corp B12-28CS
COMP MUSIC WIRE 0.360" 0.630"
Answer first: this page is a purchasing reference for the exact part number B12-28CS from Century Spring Corp. Use it to start datasheet, package, manufacturer and RFQ verification; do not treat page text as a live stock, price or lead-time promise.
Key Parameters
| Part Number | B12-28CS |
|---|---|
| Manufacturer | Century Spring Corp |
| Category | Compression, Tapered Springs |
| series | - |
| packaging | Box |
| product status | Active |
| param 1 | Compression |
| param 2 | Music Wire |
| param 3 | 0.026" (0.66mm) |
| param 4 | 0.360" (9.14mm) |
| param 5 | 0.308" (7.82mm) |
| param 6 | - |
| param 7 | - |
| param 8 | 0.630" (16.00mm) |
| param 9 | - |
| param 10 | 7.1 lbs/in |
| param 11 | Closed & Ground |
| param 12 | None |
Parameters are provided for purchasing review. Confirm package, suffix, lifecycle status, datasheet revision and approved substitutes before ordering.
How to Verify B12-28CS Before Ordering
Datasheet and parameter checks
- Confirm the full manufacturer part number, not only a shortened search keyword.
- Compare package, pinout, dimensions, voltage or rating fields, temperature range and compliance wording against the released BOM.
- Use the manufacturer datasheet or drawing for electrical and mechanical limits before approving a substitute.
RFQ fields SENICO needs
- Send exact part number, manufacturer, quantity, target delivery date, destination and required packaging.
- State whether alternates are allowed, and list any date-code, certificate, traceability or customer AVL requirement.
- Keep exact stock, factory lead time and proposed alternatives in separate quote lanes.
For B12-28CS, SENICO recommends checking manufacturer marking, package, date code, requested quantity, approved vendor requirements and replacement risk before issuing a purchase order. If a supplier suggests an equivalent, record the changed fields and approval owner before comparing price.
We do not treat displayed data as a real-time stock or price commitment. The RFQ reply is the verified commercial reference.
Related buying guides: stock and lead-time verification, equivalent IC comparison, and BOM RFQ preparation.