PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10-4TRTXSSReducer,tube

Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters · NSN 4730-00-507-6891 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-507-6891 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-507-6891. Primary manufacturer part number: 10-4TRTXSS.
Features
  • Reducer,tube — FSC 4730
  • 12 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Reducer,tube, cataloged under National Stock Number 4730-00-507-6891, 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 Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters. This item has 12 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameReducer,tube
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersParker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (CAGE 45681); Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division (CAGE 83259); Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M (CAGE 81349); Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M (CAGE 96906); Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (CAGE 98441)
Technical Specifications
ParameterValue
NSN4730-00-507-6891
Primary Part Number10-4TRTXSS
Item NameReducer,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
4730-01-030-5207 INTERCHANGEABLE
Reducer,tube
4730-01-271-0219 INTERCHANGEABLE
Reducer,tube
Cross-Reference Index
Part NumberManufacturer
10-4TRTXSS Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA)
10-4TRBTXSS Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division (USA)
MIL-F-18866 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
10-4TRBTX-S Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA)
MS51534A10-4S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-18866 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
10-4TRTXSS Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
10-4TRBTXSS Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA)
MS51534B10-4S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
10-4TRTXSS Parker Hannifin Corporation Div Aerospace Group Headquarters (USA)
10-4TRBTXSS Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
000-8006-557 The Boeing Company Div Legacy Boeing Hb1 (USA)
Related Parts
4730-01-030-5207INTERCHANGEABLE
REDUCER,TUBE
4730-01-271-0219INTERCHANGEABLE
REDUCER,TUBE

Frequently Asked Questions

What is NSN 4730-00-507-6891?

NSN 4730-00-507-6891 is a Reducer,tube, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-507-6891?

NSN 4730-00-507-6891 has 12 cross-referenced part numbers: 10-4TRTXSS (Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters), 10-4TRBTXSS (Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division), MIL-F-18866 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 10-4TRBTX-S (Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters), MS51534A10-4S (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 7 more.

What NSN replaces 4730-00-507-6891?

There are 2 known substitutes for 4730-00-507-6891: 4730-01-030-5207, 4730-01-271-0219. Verify interchangeability with system specifications before substitution.

Is NSN 4730-00-507-6891 still in active supply?

NSN 4730-00-507-6891 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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