PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-A-59447Reducer,tube

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 4730-00-264-9186 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-264-9186 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-264-9186. Primary manufacturer part number: A-A-59447.
Features
  • Reducer,tube — FSC 4730
  • 10 verified cross-references
  • Primary manufacturer: Federal Commercial Item Description Promulgated by General Services Administration Washington DC
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Reducer,tube, cataloged under National Stock Number 4730-00-264-9186, 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 Federal Commercial Item Description Promulgated by General Services Administration Washington DC. This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameReducer,tube
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersFederal Commercial Item Description Promulgated by General Services Administration Washington DC (CAGE 58536); Nibco Inc (CAGE 12168); Tld Ace Corp Div Tld Ace (CAGE 00365); Grinnell Corp Sub of Tyco Intl Us Inc (CAGE 54578); American National Standards Institute Incorporated Dba American National Standards Institute (CAGE 80204)
Technical Specifications
ParameterValue
NSN4730-00-264-9186
Primary Part NumberA-A-59447
Item NameReducer,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4730-00-264-9187 INTERCHANGEABLE
Reducer,tube
Cross-Reference Index
Part NumberManufacturer
A-A-59447 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
9600X1 1/2X1 Nibco Inc (USA)
58896-0000 Tld Ace Corp Div Tld Ace (USA)
9100X1 1/2X1 Grinnell Corp Sub of Tyco Intl Us Inc (USA)
B16.22 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
MS35923-23 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
AA59447-23 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
58896-0000-2618 Tld Ace Corp Div Tld Ace (USA)
W1065 Mueller Brass Co. (USA)
9101R1 1-2X1 Itt Grinnell Corp (USA)
Related Parts
4730-00-264-9187INTERCHANGEABLE
REDUCER,TUBE

Frequently Asked Questions

What is NSN 4730-00-264-9186?

NSN 4730-00-264-9186 is a Reducer,tube, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-264-9186?

NSN 4730-00-264-9186 has 10 cross-referenced part numbers: A-A-59447 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 9600X1 1/2X1 (Nibco Inc), 58896-0000 (Tld Ace Corp Div Tld Ace), 9100X1 1/2X1 (Grinnell Corp Sub of Tyco Intl Us Inc), B16.22 (American National Standards Institute Incorporated Dba American National Standards Institute) and 5 more.

What NSN replaces 4730-00-264-9186?

There is 1 known substitute for 4730-00-264-9186: 4730-00-264-9187. Verify interchangeability with system specifications before substitution.

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