PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

68PTC-4-6Adapter,straight,pipe to Tube

Parker-Hannifin Corp Div Fluid System Connector Division · NSN 4730-01-521-2609 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-521-2609 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-521-2609. Primary manufacturer part number: 68PTC-4-6.
Features
  • Adapter,straight,pipe to Tube — FSC 4730
  • 6 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corp Div Fluid System Connector Division
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-521-2609, 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 Corp Div Fluid System Connector Division. This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersGeneral Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (CAGE 1EFH8); Nd Defense Llc (CAGE 338X5); Parker-Hannifin Corp Div Fluid System Connector Division (CAGE 93061); Heil Trailer International Llc (CAGE 63576)
Technical Specifications
ParameterValue
NSN4730-01-521-2609
Primary Part Number68PTC-4-6
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerParker-Hannifin Corp Div Fluid System Connector Division
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
4730-01-451-8703VS68PTC-6-6 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Parker-Hannifin Corp Div Fluid System Connector Division
4730-01-462-407768PTC-8-8 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Parker-Hannifin Corp Div Fluid System Connector Division
4730-01-486-588468PTC-8-6 INTERCHANGEABLE
Coupling Half,quick Disconnect
Parker-Hannifin Corp Div Fluid System Connector Division
4730-01-512-580268PTC-10-8 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Parker-Hannifin Corp Div Fluid System Connector Division
4730-01-542-762568PTC-4-4 INTERCHANGEABLE
Connector,tubing,straight
Parker-Hannifin Corp Div Fluid System Connector Division
Cross-Reference Index
Part NumberManufacturer
10003301 General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (USA)
2017486C1 Nd Defense Llc (USA)
S000130 General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (USA)
68PTC-4-6 PRIMARY Parker-Hannifin Corp Div Fluid System Connector Division (USA)
VS68PMT-4-6 PRIMARY Heil Trailer International Llc (USA)
68PMT-4-6 Parker-Hannifin Corp Div Fluid System Connector Division (USA)
Related Parts
4730-01-451-8703INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
VS68PTC-6-6
4730-01-462-4077INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
68PTC-8-8
4730-01-486-5884INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
68PTC-8-6
4730-01-512-5802INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
68PTC-10-8
4730-01-542-7625INTERCHANGEABLE
CONNECTOR,TUBING,STRAIGHT
68PTC-4-4

Frequently Asked Questions

What is NSN 4730-01-521-2609?

NSN 4730-01-521-2609 is a Adapter,straight,pipe to Tube, manufactured by Parker-Hannifin Corp Div Fluid System Connector Division, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-01-521-2609?

NSN 4730-01-521-2609 has 6 cross-referenced part numbers: 10003301 (General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp), 2017486C1 (Nd Defense Llc), S000130 (General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp), 68PTC-4-6 (Parker-Hannifin Corp Div Fluid System Connector Division), VS68PMT-4-6 (Heil Trailer International Llc) and 1 more.

What NSN replaces 4730-01-521-2609?

There are 5 known substitutes for 4730-01-521-2609: 4730-01-451-8703, 4730-01-462-4077, 4730-01-486-5884 and 2 more. Verify interchangeability with system specifications before substitution.

Is NSN 4730-01-521-2609 still in active supply?

NSN 4730-01-521-2609 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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