PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S1051Inverted Nut,tube Coupling

Cummins Inc. · NSN 4730-00-244-4626 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-244-4626 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-244-4626. Primary manufacturer part number: S1051.
Features
  • Inverted Nut,tube Coupling — FSC 4730
  • 2 verified cross-references
  • Primary manufacturer: Cummins Inc.
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 4730-00-244-4626, 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 Cummins Inc.. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameInverted Nut,tube Coupling
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersCummins Inc. (CAGE 15434)
Technical Specifications
ParameterValue
NSN4730-00-244-4626
Primary Part NumberS1051
Item NameInverted Nut,tube Coupling
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCummins Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5320-00-603-0609 INTERCHANGEABLE
Rivet,tubular
5940-00-688-6009 INTERCHANGEABLE
Terminal,lug
4720-00-873-786612636 INTERCHANGEABLE
Hose Assembly,metallic
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
5330-00-909-189133825431 INTERCHANGEABLE
Gasket
Perkins Engines Inc
3020-00-909-5367 INTERCHANGEABLE
Pulley,feed
5120-00-972-5418S1051 INTERCHANGEABLE
Tool Kit,hose Assembly
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
5305-01-104-7313FRSS7500-8-B-4DL INTERCHANGEABLE
Screw Assembly,panel
Huck International, Inc
4730-01-205-7917SAE J512 6 040110C INTERCHANGEABLE
Inverted Nut,tube Coupling
Sae International Dba Sae International
5310-01-284-6394S1051 INTERCHANGEABLE
Washer,lock
Nw Controls, Inc.
Cross-Reference Index
Part NumberManufacturer
S1051 PRIMARY Cummins Inc. (USA)
12636 Cummins Inc. (USA)
Related Parts
5320-00-603-0609INTERCHANGEABLE
RIVET,TUBULAR
5940-00-688-6009INTERCHANGEABLE
TERMINAL,LUG
4720-00-873-7866INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
12636
5330-00-909-1891INTERCHANGEABLE
GASKET
33825431
3020-00-909-5367INTERCHANGEABLE
PULLEY,FEED
5120-00-972-5418INTERCHANGEABLE
TOOL KIT,HOSE ASSEMBLY
S1051
5305-01-104-7313INTERCHANGEABLE
SCREW ASSEMBLY,PANEL
FRSS7500-8-B-4DL
4730-01-205-7917INTERCHANGEABLE
INVERTED NUT,TUBE COUPLING
SAE J512 6 040110C
5310-01-284-6394INTERCHANGEABLE
WASHER,LOCK
S1051

Frequently Asked Questions

What is NSN 4730-00-244-4626?

NSN 4730-00-244-4626 is a Inverted Nut,tube Coupling, manufactured by Cummins Inc., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-244-4626?

NSN 4730-00-244-4626 has 2 cross-referenced part numbers: S1051 (Cummins Inc.), 12636 (Cummins Inc.).

What NSN replaces 4730-00-244-4626?

There are 9 known substitutes for 4730-00-244-4626: 5320-00-603-0609, 5940-00-688-6009, 4720-00-873-7866 and 6 more. Verify interchangeability with system specifications before substitution.

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