Outside Diameter: 0.600 INCHES NOMINAL SECOND END IN
Inside Diameter: 0.500 INCHES NOMINAL SECOND END IN
Inside Diameter: 2.360 INCHES NOMINAL FIRST END IN
Surface Treatment: NICKEL
Conduit Type Accommodated: ANY ACCEPTABLE SINGLE END
Material: ALUMINUM ALLOY 6061
Identification
NSN: 5975-01-221-1898
NIIN: 012211898
FSC: 5975 — Electrical Hardware and Supplies
FSG: 59 — Electrical and Electronic Equipment Components
General Description
The Adapter,electrical Conduit, cataloged under National Stock Number 5975-01-221-1898, is classified within Federal Supply Class 5975 (Electrical Hardware and Supplies) of the Electrical and Electronic Equipment Components group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5975-01-221-1898
Item Name
Adapter,electrical Conduit
FSC / FSG
5975 / 59 — Electrical Hardware and Supplies
Status
ACTIVE
Style Designator
REDUCER
Outside Diameter
0.600 INCHES NOMINAL SECOND END IN
Inside Diameter
0.500 INCHES NOMINAL SECOND END IN
Inside Diameter
2.360 INCHES NOMINAL FIRST END IN
Surface Treatment
NICKEL
Conduit Type Accommodated
ANY ACCEPTABLE SINGLE END
Material
ALUMINUM ALLOY 6061
End Type
EXTERNAL THREAD FIRST END
End Type
EXTERNAL THREAD SECOND END
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
J15K0003-3
3/9Design control — primary reference
Mcdonnell Douglas Corp Mcdonnell Douglas Electronic Systems Co
No interchangeability data on file.
Other items in FSC 5975 — Electrical Hardware and Supplies
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5975-00-000-0120
MOUNTING BASE,ELECTRICAL EQUIPME
5975-00-000-0126
5975-00-000-0126 · Item name not on file
5975-00-000-7420
5975-00-000-7420 · Item name not on file
5975-00-001-1397
5975-00-001-1397 · Item name not on file
5975-00-001-1538
5975-00-001-1538 · Item name not on file
5975-00-001-1539
5975-00-001-1539 · Item name not on file
5975-00-001-1542
5975-00-001-1542 · Item name not on file
5975-00-001-2444
5975-00-001-2444 · Item name not on file
Frequently Asked Questions
What is NSN 5975-01-221-1898?
NSN 5975-01-221-1898 is a Adapter,electrical Conduit, classified under FSC 5975, Electrical Hardware and Supplies. Status: active.
What are the specifications of 5975-01-221-1898?
Key specifications for 5975-01-221-1898: Style Designator: REDUCER; Overall Length: 2.250 INCHES NOMINAL IN; Outside Diameter: 0.600 INCHES NOMINAL SECOND END IN; Inside Diameter: 0.500 INCHES NOMINAL SECOND END IN. 9 specifications are documented in the U.S. Government catalog.
Is NSN 5975-01-221-1898 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.