The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-690-9817, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Coilcraft Inc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-690-9817 |
| Primary Part Number | WB4-6SLB |
| Item Name | Transformer,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Coilcraft Inc |
| Status | ACTIVE |
| Mounting Facility Quantity | 6 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 100.0 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Inductance Rating | 25.0 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Features Provided | ROHS DIRECTIVE COMPLIANCE |
| Distance Between Mounting Facility Centers | 0.10 INCHES NOMINAL SINGLE MOUNTING FACILITY ALL CENTER GROUPINGS IN |
| Maximum Operating Temp | 85.0 CELSIUS DEGC |
| Rating Method | WINDING TURNS SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | ESTABLISHED |
| Mounting Tab Width | 0.03 INCHES NOMINAL IN |
| Frequency Rating | 0.1 MEGAHERTZ MINIMUM AND 125.0 MEGAHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 6 PRINTED CIRCUIT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| WB4-6SLB PRIMARY | Coilcraft Inc (USA) |
NSN 5950-01-690-9817 is a Transformer,radio Frequency, manufactured by Coilcraft Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-690-9817 has 1 manufacturer part number on file: WB4-6SLB (Coilcraft Inc).
Key specifications for WB4-6SLB: Overall Height: 0.250 INCHES MAXIMUM IN; Mounting Facility Quantity: 6 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Mounting Method: TERMINAL SINGLE GROUP. 13 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.