NSN 5950-00-351-5145 · NIIN 003515145 · Part number 51D1221
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple · FSC 5950 — Coils and Transformers · FSG 59 — Electrical and Electronic Equipment Components · CAGE 26916
Government record, cited
NSN 5950-00-351-5145 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-351-5145. Manufacturer of record part number: 51D1221.
Also searched as5950-00-351-5145 ·
5950003515145 ·
NIIN 003515145 ·
00-351-5145 ·
FSC 5950 Coils and Transformers · CAGE 26916 · 51D1221
Nearby stock numbers← 5950-00-351-5144 Transformer, Radio Frequency
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5950-00-351-5146 Transformer, Radio Frequency →
Features
Transformer,radio Frequency — FSC 5950
Inclosure Type: FULLY INCLOSED
1 manufacturer part number on file
Manufacturer of record: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
Identification
NSN: 5950-00-351-5145
NIIN: 003515145
FSC: 5950 — Coils and Transformers
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 51D1221
Manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
General Description
The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-351-5145, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 1 specification, 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
5950-00-351-5145
Primary Part Number
51D1221
Item Name
Transformer,radio Frequency
FSC / FSG
5950 / 59 — Coils and Transformers
Manufacturer
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
Status
ACTIVE
Inclosure Type
FULLY INCLOSED
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (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 5950-00-351-5145?
NSN 5950-00-351-5145 is a Transformer,radio Frequency, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5950, Coils and Transformers. Status: active.
What part numbers are listed for NSN 5950-00-351-5145?
NSN 5950-00-351-5145 has 1 manufacturer part number on file: 51D1221 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
What are the specifications of 51D1221?
Key specifications for 51D1221: Inclosure Type: FULLY INCLOSED. 1 specification is documented in the U.S. Government catalog.
Is NSN 5950-00-351-5145 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.