PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15CCoupling Half,quick Disconnect

Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division · NSN 4730-01-056-5375 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-056-5375 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-056-5375. Primary manufacturer part number: 15C.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Thread Series Designator: NPTF ALL ENDS
  • Features Provided: SELF-SEALING
  • Quick Disconnect Method: PUSH-PULL ALL ENDS
  • Nominal Thread Size: 0.250 INCHES ALL ENDS IN
  • Connection Type: INTERNAL QUICK DISCONNECT ALL ENDS
  • Connection Style: PLAIN ALL ENDS
  • Leg Length: 1.030 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Body construction
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-056-5375, 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 Quick Coupling Division. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-056-5375
Primary Part Number15C
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division
StatusACTIVE
Thread Series DesignatorNPTF ALL ENDS
Features ProvidedSELF-SEALING
Quick Disconnect MethodPUSH-PULL ALL ENDS
Nominal Thread Size0.250 INCHES ALL ENDS IN
Connection TypeINTERNAL QUICK DISCONNECT ALL ENDS
Connection StylePLAIN ALL ENDS
Leg Length1.030 INCHES NOMINAL IN
Connection TypeTHREADED INTERNAL PIPE FIRST FLUID END CONNECTION
Style DesignatorMALE COUPLING HALF
MaterialSTEEL BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5110-00-223-5028 INTERCHANGEABLE
Drill,ratchet
5965-00-553-6898SM-C-134003 INTERCHANGEABLE
Headband,headset
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5935-00-643-50491372 INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
3426-01-244-342611903038 INTERCHANGEABLE
Bag,dipping-Plating
Sifco Applied Surface Concepts, Llc
6520-01-596-320515C INTERCHANGEABLE
Skalpellklinge,spec
Hu-Friedy Mfg. Co., Llc
Cross-Reference Index
Part NumberManufacturer
15C PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division (USA)
15C Parker-Hannifin Corporation Div Quick Coupling Division (USA)
Related Parts
5110-00-223-5028INTERCHANGEABLE
DRILL,RATCHET
5965-00-553-6898INTERCHANGEABLE
HEADBAND,HEADSET
SM-C-134003
5935-00-643-5049INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
1372
3426-01-244-3426INTERCHANGEABLE
BAG,DIPPING-PLATING
11903038
6520-01-596-3205INTERCHANGEABLE
SKALPELLKLINGE,SPEC
15C

Frequently Asked Questions

What is NSN 4730-01-056-5375?

NSN 4730-01-056-5375 is a Coupling Half,quick Disconnect, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-056-5375?

NSN 4730-01-056-5375 has 2 cross-referenced part numbers: 15C (Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division), 15C (Parker-Hannifin Corporation Div Quick Coupling Division).

What NSN replaces 4730-01-056-5375?

There are 5 known substitutes for 4730-01-056-5375: 5110-00-223-5028, 5965-00-553-6898, 5935-00-643-5049 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15C?

Key specifications for 15C: Thread Series Designator: NPTF ALL ENDS; Features Provided: SELF-SEALING; Quick Disconnect Method: PUSH-PULL ALL ENDS; Nominal Thread Size: 0.250 INCHES ALL ENDS IN. 11 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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