PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10521GXAdapter,straight,tube to Boss

Oshkosh Defense Llc · NSN 4730-00-710-5571 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-710-5571 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-710-5571. Primary manufacturer part number: 10521GX.
Features
  • Adapter,straight,tube to Boss — FSC 4730
  • 37 verified cross-references
  • Primary manufacturer: Oshkosh Defense Llc
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-00-710-5571, 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 Oshkosh Defense Llc. This item has 37 commercial cross-references from 29 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameAdapter,straight,tube to Boss
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersOshkosh Defense Llc (CAGE 75Q65); General Dynamics Land Systems Canadacorp (CAGE 56161); Gates Corporation (CAGE 24161); Society of Automotive Engineers Inc (CAGE 81343); General Motors Corp (CAGE 24617)
Technical Specifications
ParameterValue
NSN4730-00-710-5571
Primary Part Number10521GX
Item NameAdapter,straight,tube to Boss
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerOshkosh Defense Llc
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
3020-00-320-10031021093 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4730-00-906-072110 F5OX-S INTERCHANGEABLE
Adapter,straight,tube to Boss
Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division
4730-00-948-646312F5X-S INTERCHANGEABLE
Adapter,straight,tube to Boss
Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division
4730-01-156-4835 INTERCHANGEABLE
Adapter,straight,tube to Boss
6530-01-463-283410024 INTERCHANGEABLE
Stirrups,lithotomy
Allen Medical Systems Inc
6140-01-676-8984DCB124 INTERCHANGEABLE
Battery,storage
Dewalt Manufacturing Co Inc
6140-01-690-6592DCB120 INTERCHANGEABLE
Battery,storage
Dewalt Industrial Tool Co
Cross-Reference Index
Part NumberManufacturer
10521GX Oshkosh Defense Llc (USA)
6945407 General Dynamics Land Systems Canadacorp (CAN)
7253-86902 Gates Corporation (USA)
12-12 070120CA Society of Automotive Engineers Inc (USA)
9410205 General Motors Corp (USA)
202702-12-12S Parker Hannifin Corp Hose Products Div (USA)
213-202702-12-12 Danfoss Power Solutions II, Llc (USA)
980808 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
2156106PC13 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
9410205 Ed Etnyre & Co (USA)
MIL-F-18866 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
54395 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
J514 Society of Automotive Engineers Inc (USA)
434913 Avtron Aerospace Inc (USA)
B107A-109 Crane Carrier Company, Llc (USA)
0503-12-12 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
7-445-121243 Grove U.s. Llc Dba Grove Us Llc (USA)
84002056-015 Woodward Hrt Inc (USA)
MIL-DTL-18866 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS51525B12 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
3020-00-320-1003INTERCHANGEABLE
GEAR,SPUR
1021093
4730-00-906-0721INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO BOSS
10 F5OX-S
4730-00-948-6463INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO BOSS
12F5X-S
4730-01-156-4835INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO BOSS
6530-01-463-2834INTERCHANGEABLE
STIRRUPS,LITHOTOMY
10024
6140-01-676-8984INTERCHANGEABLE
BATTERY,STORAGE
DCB124
6140-01-690-6592INTERCHANGEABLE
BATTERY,STORAGE
DCB120

Frequently Asked Questions

What is NSN 4730-00-710-5571?

NSN 4730-00-710-5571 is a Adapter,straight,tube to Boss, manufactured by Oshkosh Defense Llc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-710-5571?

NSN 4730-00-710-5571 has 37 cross-referenced part numbers: 10521GX (Oshkosh Defense Llc), 6945407 (General Dynamics Land Systems Canadacorp), 7253-86902 (Gates Corporation), 12-12 070120CA (Society of Automotive Engineers Inc), 9410205 (General Motors Corp) and 32 more.

What NSN replaces 4730-00-710-5571?

There are 7 known substitutes for 4730-00-710-5571: 3020-00-320-1003, 4730-00-906-0721, 4730-00-948-6463 and 4 more. Verify interchangeability with system specifications before substitution.

Is NSN 4730-00-710-5571 still in active supply?

NSN 4730-00-710-5571 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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