PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

19171Coupling Half,quick Disconnect

Ritchie Engineering Co Inc · NSN 4730-01-622-7881 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-622-7881 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-622-7881. Primary manufacturer part number: 19171.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Style Designator: FEMALE COUPLING HALF
  • 2 verified cross-references
  • Primary manufacturer: Ritchie Engineering Co Inc
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-622-7881, 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 Ritchie Engineering Co Inc. Government technical data includes 1 verified specification, 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-622-7881
Primary Part Number19171
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerRitchie Engineering Co Inc
StatusACTIVE
Style DesignatorFEMALE COUPLING HALF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5360-00-056-996619171 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6220-00-299-5646 INTERCHANGEABLE
Light,marker,clearance
5342-00-673-6169 INTERCHANGEABLE
Mounting System Ass
5935-00-910-64111-917-1 INTERCHANGEABLE
Connector
Microwave Devices Inc
4320-01-111-6431 INTERCHANGEABLE
Pump,fuel
5915-01-707-869819171 INTERCHANGEABLE
Filter,band Pass
Microwave Filter Co Inc
Cross-Reference Index
Part NumberManufacturer
19171 Ritchie Engineering Co Inc (USA)
19171 Draf Industries, Inc (USA)
Related Parts
5360-00-056-9966INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
19171
6220-00-299-5646INTERCHANGEABLE
LIGHT,MARKER,CLEARANCE
5342-00-673-6169INTERCHANGEABLE
MOUNTING SYSTEM ASS
5935-00-910-6411INTERCHANGEABLE
CONNECTOR
1-917-1
4320-01-111-6431INTERCHANGEABLE
PUMP,FUEL
5915-01-707-8698INTERCHANGEABLE
FILTER,BAND PASS
19171

Frequently Asked Questions

What is NSN 4730-01-622-7881?

NSN 4730-01-622-7881 is a Coupling Half,quick Disconnect, manufactured by Ritchie Engineering Co Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-622-7881?

NSN 4730-01-622-7881 has 2 cross-referenced part numbers: 19171 (Ritchie Engineering Co Inc), 19171 (Draf Industries, Inc).

What NSN replaces 4730-01-622-7881?

There are 6 known substitutes for 4730-01-622-7881: 5360-00-056-9966, 6220-00-299-5646, 5342-00-673-6169 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 19171?

Key specifications for 19171: Part Name Assigned by Controlling Agency: 1/4INCH FEMALE QC X 1/4INCH MALE FL WITH SCHRADER IN; Style Designator: FEMALE COUPLING HALF; End Item Identification: 4120015414688. 3 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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