NSN 5950-01-398-3529 · NIIN 013983529 · Part number 1639-1331-001
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems · FSC 5950 — Coils and Transformers · FSG 59 — Electrical and Electronic Equipment Components · CAGE 50027
Government record, cited
NSN 5950-01-398-3529 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-398-3529. Manufacturer of record part number: 1639-1331-001.
Also searched as5950-01-398-3529 ·
5950013983529 ·
NIIN 013983529 ·
01-398-3529 ·
FSC 5950 Coils and Transformers · CAGE 50027 · 1639-1331-001
Nearby stock numbers← 5950-01-398-3528 Transformer, Current
·
5950-01-398-3531 Transformer, Power →
Features
Transformer,current — FSC 5950
Inclosure Type: OPEN
Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Reliability Indicator: NOT ESTABLISHED
Terminal Type and Quantity: 5 PIN
1 manufacturer part number on file
Manufacturer of record: Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
Identification
NSN: 5950-01-398-3529
NIIN: 013983529
FSC: 5950 — Coils and Transformers
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 1639-1331-001
Manufacturer: Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
General Description
The Transformer,current, cataloged under National Stock Number 5950-01-398-3529, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. Government technical data includes 4 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
5950-01-398-3529
Primary Part Number
1639-1331-001
Item Name
Transformer,current
FSC / FSG
5950 / 59 — Coils and Transformers
Manufacturer
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
Status
ACTIVE
Inclosure Type
OPEN
Input-Output Phase Relationship
SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Reliability Indicator
NOT ESTABLISHED
Terminal Type and Quantity
5 PIN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA)
No interchangeability data on file.
Other items in FSC 5950 — Coils and Transformers
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 5950-01-398-3529?
NSN 5950-01-398-3529 is a Transformer,current, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 5950, Coils and Transformers. Status: active.
What part numbers are listed for NSN 5950-01-398-3529?
NSN 5950-01-398-3529 has 1 manufacturer part number on file: 1639-1331-001 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems).
What are the specifications of 1639-1331-001?
Key specifications for 1639-1331-001: Inclosure Type: OPEN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Reliability Indicator: NOT ESTABLISHED; Terminal Type and Quantity: 5 PIN. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5950-01-398-3529 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.