The Reactor, cataloged under National Stock Number 5950-00-411-3043, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is B G Laboratories Inc.. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-411-3043 |
| Primary Part Number | F18A |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | B G Laboratories Inc. |
| Status | ACTIVE |
| Inclosure Type | OPEN |
| Mounting Method | TAB SINGLE GROUP |
| Inductance Rating | 1.00 MILLIHENRIES MINIMUM SINGLE COMPONENT SINGLE WINDING |
| Body Width | 0.500 INCHES NOMINAL IN |
| Body Height | 0.485 INCHES NOMINAL IN |
| Body Length | 0.550 INCHES NOMINAL IN |
| DC Resistance Rating in Ohms | 0.800 SINGLE COMPONENT SINGLE WINDING |
| Mounting Tab Width | 0.156 INCHES NOMINAL IN |
| Winding Quantity | 1 SINGLE COMPONENT |
| Frequency Rating | 10.0 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Terminal Type and Quantity | 2 WIRE LEAD |
| Inductance Type | FIXED |
| 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 |
|---|---|
| F18A PRIMARY | B G Laboratories Inc. (USA) |
| Reference | Meaning |
|---|---|
| 900187-001 | 1/2 Source control — Government-approved source U.S. Government activity |
| F18A | C/1 Advisory reference — outside the item-of-supply concept Precision Arc Co Inc |
NSN 5950-00-411-3043 is a Reactor, manufactured by B G Laboratories Inc., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-411-3043 has 1 manufacturer part number on file: F18A (B G Laboratories Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5950-00-589-2869. Verify interchangeability with system specifications before substitution.
Key specifications for F18A: Overall Height: 0.660 INCHES NOMINAL IN; Inclosure Type: OPEN; Mounting Method: TAB SINGLE GROUP; Inductance Rating: 1.00 MILLIHENRIES MINIMUM SINGLE COMPONENT SINGLE WINDING. 12 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.