PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1021-000Reducer,tube

Florida Aeronautics, Inc Dba Florida Aeronautics, Inc · NSN 4730-01-528-3101 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-528-3101 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-528-3101. Primary manufacturer part number: 1021-000.
Features
  • Reducer,tube — FSC 4730
  • Thread Quantity Per Inch: 28 CENTER BULKHEAD
  • Nominal Thread Size: 0.250 INCHES CENTER BULKHEAD IN
  • Nominal Thickness: 0.8 MILLIMETERS FIRST END MM
  • Thread Series Designator: UNF CENTER BULKHEAD
  • Reducer Type: CONCENTRIC
  • Nominal Outside Diameter: 7.7 MILLIMETERS FIRST END MM
  • 2 verified cross-references
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Reducer,tube, cataloged under National Stock Number 4730-01-528-3101, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Florida Aeronautics, Inc Dba Florida Aeronautics, Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-528-3101
Primary Part Number1021-000
Item NameReducer,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFlorida Aeronautics, Inc Dba Florida Aeronautics, Inc
StatusACTIVE
Thread Quantity Per Inch28 CENTER BULKHEAD
Nominal Thread Size0.250 INCHES CENTER BULKHEAD IN
Nominal Thickness0.8 MILLIMETERS FIRST END MM
Thread Series DesignatorUNF CENTER BULKHEAD
Reducer TypeCONCENTRIC
Nominal Outside Diameter7.7 MILLIMETERS FIRST END MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5915-01-067-1772SCI-1021-000 INTERCHANGEABLE
Filter,radio Frequency Interfere
Spectrum Control, Inc.
5915-01-074-8703103000309 INTERCHANGEABLE
Filter,radio Frequency Interfere
Data General Corporation
Cross-Reference Index
Part NumberManufacturer
1021-000 PRIMARY Florida Aeronautics, Inc Dba Florida Aeronautics, Inc (USA)
84V157 Florida Aeronautics, Inc Dba Florida Aeronautics, Inc (USA)
Related Parts
5915-01-067-1772INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
SCI-1021-000
5915-01-074-8703INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
103000309

Frequently Asked Questions

What is NSN 4730-01-528-3101?

NSN 4730-01-528-3101 is a Reducer,tube, manufactured by Florida Aeronautics, Inc Dba Florida Aeronautics, Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-528-3101?

NSN 4730-01-528-3101 has 2 cross-referenced part numbers: 1021-000 (Florida Aeronautics, Inc Dba Florida Aeronautics, Inc), 84V157 (Florida Aeronautics, Inc Dba Florida Aeronautics, Inc).

What NSN replaces 4730-01-528-3101?

There are 2 known substitutes for 4730-01-528-3101: 5915-01-067-1772, 5915-01-074-8703. Verify interchangeability with system specifications before substitution.

What are the specifications of 1021-000?

Key specifications for 1021-000: Thread Quantity Per Inch: 28 CENTER BULKHEAD; Nominal Thread Size: 0.250 INCHES CENTER BULKHEAD IN; Nominal Thickness: 0.8 MILLIMETERS FIRST END MM; Special Features: PART OF A TOOL KIT. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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