NSN 5950-01-551-1901 · NIIN 015511901 · Part number 638-531-213
Jefferson Electric Inc. · FSC 5950 — Coils and Transformers · FSG 59 — Electrical and Electronic Equipment Components · CAGE 09XD6
Government record, cited
NSN 5950-01-551-1901 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-551-1901. Manufacturer of record part number: 638-531-213.
Also searched as5950-01-551-1901 ·
5950015511901 ·
NIIN 015511901 ·
01-551-1901 ·
FSC 5950 Coils and Transformers · CAGE 09XD6 · 638-531-213
Maximum Transformer Power Rating: 250.0 VOLT-AMPERE SINGLE COMPONENT
Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT
1 manufacturer part number on file
Manufacturer of record: Jefferson Electric Inc.
Identification
NSN: 5950-01-551-1901
NIIN: 015511901
FSC: 5950 — Coils and Transformers
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 638-531-213
Manufacturer: Jefferson Electric Inc.
General Description
The Transformer,power, cataloged under National Stock Number 5950-01-551-1901, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Jefferson Electric Inc.. Government technical data includes 2 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.
Technical Specifications
Parameter
Value
NSN
5950-01-551-1901
Primary Part Number
638-531-213
Item Name
Transformer,power
FSC / FSG
5950 / 59 — Coils and Transformers
Manufacturer
Jefferson Electric Inc.
Status
ACTIVE
Maximum Transformer Power Rating
250.0 VOLT-AMPERE SINGLE COMPONENT
Frequency Rating
60.0 HERTZ NOMINAL SINGLE COMPONENT
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 5950-01-551-1901?
NSN 5950-01-551-1901 is a Transformer,power, manufactured by Jefferson Electric Inc., classified under FSC 5950, Coils and Transformers. Status: active.
What part numbers are listed for NSN 5950-01-551-1901?
NSN 5950-01-551-1901 has 1 manufacturer part number on file: 638-531-213 (Jefferson Electric Inc.).
What are the specifications of 638-531-213?
Key specifications for 638-531-213: Maximum Transformer Power Rating: 250.0 VOLT-AMPERE SINGLE COMPONENT; Special Features: TYPE SINGLE SPARK; Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT; Part Name Assigned by Controlling Agency: IGNITION TRANSFORMER. 2 specifications are documented in the U.S. Government catalog.
Is NSN 5950-01-551-1901 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.