NSN 5950-01-601-3955 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-601-3955. Manufacturer of record part number: F-28220.
Also searched as5950-01-601-3955 ·
5950016013955 ·
NIIN 016013955 ·
01-601-3955 ·
FSC 5950 Coils and Transformers · CAGE 31669 · F-28220
Nearby stock numbers← 5950-01-601-3693 Coil, Electrical
·
5950-01-601-3957 Coil, Radio Frequency →
Features
Reactor-Transformer — FSC 5950
Specification/standard Data: 81349-MIL-PRF-27, GRADE 5, CLASS S GOVERNMENT SPECIFICATION
2 manufacturer part numbers on file
Manufacturer of record: Pico Electronics Inc
Identification
NSN: 5950-01-601-3955
NIIN: 016013955
FSC: 5950 — Coils and Transformers
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: F-28220
Manufacturer: Pico Electronics Inc
General Description
The Reactor-Transformer, cataloged under National Stock Number 5950-01-601-3955, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Pico Electronics Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5950-01-601-3955
Primary Part Number
F-28220
Item Name
Reactor-Transformer
FSC / FSG
5950 / 59 — Coils and Transformers
Manufacturer
Pico Electronics Inc
Status
ACTIVE
Specification/standard Data
81349-MIL-PRF-27, GRADE 5, CLASS S GOVERNMENT SPECIFICATION
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5950-00-000-0146
TRANSFORMER,POWER
5950-00-001-1372
COIL,RADIO FREQUENCY
5950-00-001-1386
COVER,ELECTRICAL TRANSFORMER
5950-00-001-1410
5950-00-001-1410 · Item name not on file
5950-00-001-1411
5950-00-001-1411 · Item name not on file
5950-00-001-1412
5950-00-001-1412 · Item name not on file
5950-00-001-1413
5950-00-001-1413 · Item name not on file
5950-00-001-1414
5950-00-001-1414 · Item name not on file
Frequently Asked Questions
What is NSN 5950-01-601-3955?
NSN 5950-01-601-3955 is a Reactor-Transformer, manufactured by Pico Electronics Inc, classified under FSC 5950, Coils and Transformers. Status: active.
What part numbers are listed for NSN 5950-01-601-3955?
NSN 5950-01-601-3955 has 2 manufacturer part numbers on file: F-28220 (Pico Electronics Inc), F-28220 (Elcos).
What are the specifications of F-28220?
Key specifications for F-28220: Specification/standard Data: 81349-MIL-PRF-27, GRADE 5, CLASS S GOVERNMENT SPECIFICATION; Special Features: FREQUENCY RESPONSE 400 HZ - 250 KHZ AT 1.0 MILLIWATT;WEIGHT 1.1 GRAMS;TERMINALS SOLID 0.012 DIA CONDUCTOR, SOLDERABILITY PER MIL-STD-202 METHOD 208; THERMAL SHOCK 25 CYCLES, METHOD 107D, MIL-STD-202E, TEST CONDITION A-1; DIELECTRIC STRENGTH ALL UNITS TEST AT 200 V RMS KHz; Part Name Assigned by Controlling Agency: ULTRA MINIATURE TRANSFORMER. 1 specification is documented in the U.S. Government catalog.
Is NSN 5950-01-601-3955 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.