PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6100X4Inverted Nut,tube Coupling

Danfoss Power Solutions II, Llc · NSN 4730-00-142-1593 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-142-1593 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-142-1593. Primary manufacturer part number: 6100X4.
Features
  • Inverted Nut,tube Coupling — FSC 4730
  • Material: COPPER ALLOY
  • Smallest Inside Diameter: 0.253 INCHES NOMINAL IN
  • Screw Thread Series Designator: UNS
  • Width Across Flats: 0.438 INCHES NOMINAL IN
  • Seat Radius: 0.219 INCHES NOMINAL IN
  • Tube Outside Diameter for Which Designed: 0.250 INCHES NOMINAL IN
  • Style Designator: INVERTED NUT, TUBE, COMPRESSION
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Fluid conveyance
  • Hydraulic system plumbing
General Description

The Inverted Nut,tube Coupling, cataloged under National Stock Number 4730-00-142-1593, 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 Danfoss Power Solutions II, Llc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 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
NSN4730-00-142-1593
Primary Part Number6100X4
Item NameInverted Nut,tube Coupling
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDanfoss Power Solutions II, Llc
StatusCANCELLED
MaterialCOPPER ALLOY
Smallest Inside Diameter0.253 INCHES NOMINAL IN
Screw Thread Series DesignatorUNS
Width Across Flats0.438 INCHES NOMINAL IN
Seat Radius0.219 INCHES NOMINAL IN
Tube Outside Diameter for Which Designed0.250 INCHES NOMINAL IN
Style DesignatorINVERTED NUT, TUBE, COMPRESSION
Thread Size7/16-24
Thread DirectionRIGHT-HAND
Casehardening IndicatorNOT CASEHARDENED
Thread Class2B
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5925-00-187-8820 INTERCHANGEABLE
Circuit Breaker
5910-00-197-3716M27 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
L3 Aviation Products, Inc. Dba L3 Technologies
4320-00-223-5976 INTERCHANGEABLE
Cap
5910-00-249-5376 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
6130-00-250-5942464-0241-001 INTERCHANGEABLE
Power Supply
The Boeing Company Div Legacy Boeing Hb1
4730-00-278-8819 INTERCHANGEABLE
Nut,tube Coupling
4730-00-288-8011106-10005 INTERCHANGEABLE
Inverted Nut,tube Coupling
Danfoss Power Solutions II, Llc
4720-00-300-674526424 INTERCHANGEABLE
Hose,preformed
Gates Corporation
1305-00-301-1663 INTERCHANGEABLE
Cartridge,caliber .30 Carbine
1377-00-845-1059 INTERCHANGEABLE
Initiator,cartridge Actuated
Cross-Reference Index
Part NumberManufacturer
106-10004 Dana Corp Weatherhead Div (USA)
106-10004 Danfoss Power Solutions II, Llc (USA)
114963 Army Weapons Command Attn Amswe-Ree-S (USA)
181D1-4 Imperial (USA)
11-4 Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons Dba Use CAGE Code 3e2t9 for Cataloging (USA)
181TS4 Parker-Hannifin Corp Div Fluid System Connector Division (USA)
114963 General Motors Corp (USA)
6100X4 PRIMARY Danfoss Power Solutions II, Llc (USA)
INVERTEDNUTTUBEC0UPLING Society of Automotive Engineers Inc (USA)
6100X4 Dana Corp Weatherhead Div (USA)
181D Imperial (USA)
M27 Gardner Denver Inc. (USA)
Related Parts
5925-00-187-8820INTERCHANGEABLE
CIRCUIT BREAKER
5910-00-197-3716INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
M27
4320-00-223-5976INTERCHANGEABLE
CAP
5910-00-249-5376INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
6130-00-250-5942INTERCHANGEABLE
POWER SUPPLY
464-0241-001
4730-00-278-8819INTERCHANGEABLE
NUT,TUBE COUPLING
4730-00-288-8011INTERCHANGEABLE
INVERTED NUT,TUBE COUPLING
106-10005
4720-00-300-6745INTERCHANGEABLE
HOSE,PREFORMED
26424
1305-00-301-1663INTERCHANGEABLE
CARTRIDGE,CALIBER .30 CARBINE
1377-00-845-1059INTERCHANGEABLE
INITIATOR,CARTRIDGE ACTUATED
6640-01-125-3765INTERCHANGEABLE
HOT PLATE,ELECTRIC
4940-01-290-1501INTERCHANGEABLE
CASE,TEST SET

Frequently Asked Questions

What is NSN 4730-00-142-1593?

NSN 4730-00-142-1593 is a Inverted Nut,tube Coupling, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-142-1593?

NSN 4730-00-142-1593 has 12 cross-referenced part numbers: 106-10004 (Dana Corp Weatherhead Div), 106-10004 (Danfoss Power Solutions II, Llc), 114963 (Army Weapons Command Attn Amswe-Ree-S), 181D1-4 (Imperial), 11-4 (Spx Corporation Dba O T C Tool & Equip Division Div Spx Corp - Kent-Moore/otc Divisons Dba Use CAGE Code 3e2t9 for Cataloging) and 7 more.

What NSN replaces 4730-00-142-1593?

There are 12 known substitutes for 4730-00-142-1593: 5925-00-187-8820, 5910-00-197-3716, 4320-00-223-5976 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6100X4?

Key specifications for 6100X4: Material: COPPER ALLOY; Overall Length: 0.563 INCHES NOMINAL IN; Smallest Inside Diameter: 0.253 INCHES NOMINAL IN; Screw Thread Series Designator: UNS. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-142-1593 still in active supply?

NSN 4730-00-142-1593 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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