PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B33Coupling Half,quick Disconnect

Parker-Hannifin Corporation Div Quick Coupling Division · NSN 4730-01-610-8903 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-610-8903 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-610-8903. Primary manufacturer part number: B33.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Connection Type: UNIVERSAL QUICK DISCONNECT FIRST QUICK DISCONNECT END
  • Style Designator: FEMALE COUPLING HALF
  • 3 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corporation Div Quick Coupling Division
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-610-8903, 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 Div Quick Coupling Division. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-610-8903
Primary Part NumberB33
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerParker-Hannifin Corporation Div Quick Coupling Division
StatusACTIVE
Connection TypeUNIVERSAL QUICK DISCONNECT FIRST QUICK DISCONNECT END
Style DesignatorFEMALE COUPLING HALF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5975-00-114-9855252 INTERCHANGEABLE
Conduit Outlet
Hubbell-Raco Inc
5940-00-155-9663 INTERCHANGEABLE
Terminal,lug
3110-00-156-418312Z369-57 INTERCHANGEABLE
Bearing,ball,annular
Naval Sea Systems Command
3030-00-160-8297B33 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5365-00-194-3752B3-3 INTERCHANGEABLE
Shim
Roller Bearing Co of America, Inc Div Pic Design
3455-00-228-5228 INTERCHANGEABLE
Cutter,milling,end
4520-00-383-215653886 INTERCHANGEABLE
Heating Element,electrical,nonim
Square D Co Cedar Rapids Mfg Plant
6145-00-982-8397 INTERCHANGEABLE
Wire,electrical
5120-01-278-4821B-33 INTERCHANGEABLE
Screwdriver,flat Tip
Ngk Metals Corporation Dba N G K Berylco
8455-01-531-2082 INTERCHANGEABLE
Insignia,shoulder Sleeve
Cross-Reference Index
Part NumberManufacturer
B33 Parker-Hannifin Corporation Div Quick Coupling Division (USA)
B33 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
B33 Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division (USA)
Related Parts
5975-00-114-9855INTERCHANGEABLE
CONDUIT OUTLET
252
5940-00-155-9663INTERCHANGEABLE
TERMINAL,LUG
3110-00-156-4183INTERCHANGEABLE
BEARING,BALL,ANNULAR
12Z369-57
3030-00-160-8297INTERCHANGEABLE
BELT,V
B33
5365-00-194-3752INTERCHANGEABLE
SHIM
B3-3
3455-00-228-5228INTERCHANGEABLE
CUTTER,MILLING,END
4520-00-383-2156INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
53886
6145-00-982-8397INTERCHANGEABLE
WIRE,ELECTRICAL
5120-01-278-4821INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
B-33
8455-01-531-2082INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-589-8032INTERCHANGEABLE
INSIGNIA,RANK,OFFICER
8455-01-645-0685INTERCHANGEABLE
INSIGNIA,RANK,OFFICER

Frequently Asked Questions

What is NSN 4730-01-610-8903?

NSN 4730-01-610-8903 is a Coupling Half,quick Disconnect, manufactured by Parker-Hannifin Corporation Div Quick Coupling Division, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-610-8903?

NSN 4730-01-610-8903 has 3 cross-referenced part numbers: B33 (Parker-Hannifin Corporation Div Quick Coupling Division), B33 (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), B33 (Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division).

What NSN replaces 4730-01-610-8903?

There are 12 known substitutes for 4730-01-610-8903: 5975-00-114-9855, 5940-00-155-9663, 3110-00-156-4183 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B33?

Key specifications for B33: End Item Identification: B2 SUPP EQUIP; Overall Length: 2.44 INCHES NOMINAL IN; Connection Type: UNIVERSAL QUICK DISCONNECT FIRST QUICK DISCONNECT END; Style Designator: FEMALE COUPLING HALF. 4 total characteristics are documented in the Federal Logistics Information System.

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