PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G-4Clamp,hose

U.s.i.c. Corporation Dba Hercules Hose Clamps · NSN 4730-00-102-8389 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-102-8389 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-102-8389. Primary manufacturer part number: G-4.
Features
  • Clamp,hose — FSC 4730
  • Surface Treatment: PASSIVATE NUT
  • Style Designator: WIRE
  • Surface Treatment: PASSIVATE BAND
  • Material: STEEL CORROSION RESISTING OVERALL
  • Fastening Device Type: SPRING TENSION
  • Inside Diameter: 0.438 INCHES NOMINAL IN
  • Surface Treatment: PASSIVATE BOLT
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Clamp,hose, cataloged under National Stock Number 4730-00-102-8389, 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 U.s.i.c. Corporation Dba Hercules Hose Clamps. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-102-8389
Primary Part NumberG-4
Item NameClamp,hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerU.s.i.c. Corporation Dba Hercules Hose Clamps
StatusCANCELLED
Surface TreatmentPASSIVATE NUT
Style DesignatorWIRE
Surface TreatmentPASSIVATE BAND
MaterialSTEEL CORROSION RESISTING OVERALL
Fastening Device TypeSPRING TENSION
Inside Diameter0.438 INCHES NOMINAL IN
Surface TreatmentPASSIVATE BOLT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5330-00-071-9497G4 INTERCHANGEABLE
Gasket
Norwalk Compreseer Company Inc Dba Norwalk Compressor Company
5935-00-196-65348519237 INTERCHANGEABLE
Connector,receptacle,electrical
Us Army Aviation and Missile Command
3419-00-223-6367 INTERCHANGEABLE
Grinding Machine,belt,vertical a
4730-00-259-9392A7S INTERCHANGEABLE
Clamp,hose,special-Shaped
Emhart Industries Inc Hardware Div
5365-00-293-797132158-31 INTERCHANGEABLE
Bushing,machine Thread
Solventum Purification Inc. Div Filtration and Separation Division
5340-00-429-2556 INTERCHANGEABLE
Hardware Kit,mechanic Equipment
2940-00-447-1154G4 INTERCHANGEABLE
Filter Element,oil
Kaydon Custom Filtration Corporation
6105-00-451-5393309523 INTERCHANGEABLE
Motor,alternating Current
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
6610-00-456-2364208020-109 INTERCHANGEABLE
Indicator Mechanism
Jewell Instruments Llc
5330-00-517-0159 INTERCHANGEABLE
Ring,wiper
Cross-Reference Index
Part NumberManufacturer
G-4 PRIMARY U.s.i.c. Corporation Dba Hercules Hose Clamps (USA)
309523 Outboard Marine Corp (USA)
309523 Outboard Marine Corp Johnson Motors Div (USA)
0309523 Evinrude Motors Product Group of Outboard Marine Corp (USA)
0309523 Outboard Marine Corp Johnson Motors Div (USA)
0309523 Outboard Marine Corp (USA)
10-40137-1 The Boeing Company Div Defense (USA)
309523 Brp Us Inc (USA)
A7S Emhart Industries Inc Corbin Hose Clamp Hardware Div (USA)
309523 Evinrude Motors Product Group of Outboard Marine Corp (USA)
Related Parts
5330-00-071-9497INTERCHANGEABLE
GASKET
G4
5935-00-196-6534INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
8519237
3419-00-223-6367INTERCHANGEABLE
GRINDING MACHINE,BELT,VERTICAL A
4730-00-259-9392INTERCHANGEABLE
CLAMP,HOSE,SPECIAL-SHAPED
A7S
5365-00-293-7971INTERCHANGEABLE
BUSHING,MACHINE THREAD
32158-31
5340-00-429-2556INTERCHANGEABLE
HARDWARE KIT,MECHANIC EQUIPMENT
2940-00-447-1154INTERCHANGEABLE
FILTER ELEMENT,OIL
G4
6105-00-451-5393INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
309523
6610-00-456-2364INTERCHANGEABLE
INDICATOR MECHANISM
208020-109
5330-00-517-0159INTERCHANGEABLE
RING,WIPER
5975-00-727-5153INTERCHANGEABLE
STRAP,TIE DOWN,ELECTRICAL COMPON
88-20018-2
5961-00-911-3465INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 4730-00-102-8389?

NSN 4730-00-102-8389 is a Clamp,hose, manufactured by U.s.i.c. Corporation Dba Hercules Hose Clamps, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-102-8389?

NSN 4730-00-102-8389 has 10 cross-referenced part numbers: G-4 (U.s.i.c. Corporation Dba Hercules Hose Clamps), 309523 (Outboard Marine Corp), 309523 (Outboard Marine Corp Johnson Motors Div), 0309523 (Evinrude Motors Product Group of Outboard Marine Corp), 0309523 (Outboard Marine Corp Johnson Motors Div) and 5 more.

What NSN replaces 4730-00-102-8389?

There are 12 known substitutes for 4730-00-102-8389: 5330-00-071-9497, 5935-00-196-6534, 3419-00-223-6367 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of G-4?

Key specifications for G-4: Surface Treatment: PASSIVATE NUT; Style Designator: WIRE; Surface Treatment: PASSIVATE BAND; Material: STEEL CORROSION RESISTING OVERALL. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-102-8389 still in active supply?

NSN 4730-00-102-8389 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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