PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

97999Coupling Half,quick Disconnect

Hyster-Yale Group, Inc. · NSN 4730-01-397-5384 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-397-5384 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-397-5384. Primary manufacturer part number: 97999.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Features Provided: SELF-SEALING
  • Connection Type: EXTERNAL QUICK DISCONNECT SECOND QUICK DISCONNECT END
  • Nominal Thread Size: 0.250 INCHES ALL ENDS IN
  • Connection Type: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION
  • Thread Series Designator: NPT ALL ENDS
  • Style Designator: MALE COUPLING HALF
  • 3 verified cross-references
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-397-5384, 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 Hyster-Yale Group, Inc.. Government technical data includes 6 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-397-5384
Primary Part Number97999
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHyster-Yale Group, Inc.
StatusACTIVE
Features ProvidedSELF-SEALING
Connection TypeEXTERNAL QUICK DISCONNECT SECOND QUICK DISCONNECT END
Nominal Thread Size0.250 INCHES ALL ENDS IN
Connection TypeTHREADED INTERNAL PIPE FIRST FLUID END CONNECTION
Thread Series DesignatorNPT ALL ENDS
Style DesignatorMALE COUPLING HALF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
1660-00-696-653697999 INTERCHANGEABLE
Cover,control Airfl
Honeywell International Inc. Div Aerospace - Torrance
5930-00-804-465397999 INTERCHANGEABLE
Switch,rotary
L3harris Technologies, Inc Div Space & Airborne Systems
5910-01-084-136897999 INTERCHANGEABLE
Capacitor,fixed,metallized,paper
Prestolite Electric Inc
4420-01-184-1094009-07999-000 INTERCHANGEABLE
Baffle,vent
Aqua-Chem, Inc. Dba Aqua-Chem Inc
Cross-Reference Index
Part NumberManufacturer
97999 Hyster-Yale Group, Inc. (USA)
7141F Rego Co a Marmon Group Co (USA)
97999 Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA)
Related Parts
1660-00-696-6536INTERCHANGEABLE
COVER,CONTROL AIRFL
97999
5930-00-804-4653INTERCHANGEABLE
SWITCH,ROTARY
97999
5910-01-084-1368INTERCHANGEABLE
CAPACITOR,FIXED,METALLIZED,PAPER
97999
4420-01-184-1094INTERCHANGEABLE
BAFFLE,VENT
009-07999-000

Frequently Asked Questions

What is NSN 4730-01-397-5384?

NSN 4730-01-397-5384 is a Coupling Half,quick Disconnect, manufactured by Hyster-Yale Group, Inc., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-397-5384?

NSN 4730-01-397-5384 has 3 cross-referenced part numbers: 97999 (Hyster-Yale Group, Inc.), 7141F (Rego Co a Marmon Group Co), 97999 (Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling).

What NSN replaces 4730-01-397-5384?

There are 4 known substitutes for 4730-01-397-5384: 1660-00-696-6536, 5930-00-804-4653, 5910-01-084-1368 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 97999?

Key specifications for 97999: Features Provided: SELF-SEALING; Connection Type: EXTERNAL QUICK DISCONNECT SECOND QUICK DISCONNECT END; Nominal Thread Size: 0.250 INCHES ALL ENDS IN; Connection Type: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION. 7 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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