PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

742137Coupling,tube

Hamilton Sundstrand Corporation · NSN 4730-01-297-0203 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-297-0203 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-297-0203. Primary manufacturer part number: 742137.
Features
  • Coupling,tube — FSC 4730
  • Style Designator: GROOVED BOTH ENDS
  • Nominal Overall Length: 1.920 INCHES IN
  • Nominal Outside Diameter Tube Accommodated: 0.480 INCHES ALL ENDS IN
  • Material: STEEL OVERALL
  • Connection Type: UNTHREADED EXTERNAL TUBE ALL ENDS
  • Connection Style: GROOVED (TUBE) ALL ENDS
  • 1 verified cross-reference
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Coupling,tube, cataloged under National Stock Number 4730-01-297-0203, 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 Hamilton Sundstrand Corporation. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-297-0203
Primary Part Number742137
Item NameCoupling,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation
StatusACTIVE
Style DesignatorGROOVED BOTH ENDS
Nominal Overall Length1.920 INCHES IN
Nominal Outside Diameter Tube Accommodated0.480 INCHES ALL ENDS IN
MaterialSTEEL OVERALL
Connection TypeUNTHREADED EXTERNAL TUBE ALL ENDS
Connection StyleGROOVED (TUBE) ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6625-00-669-6097 INTERCHANGEABLE
Ammeter
Cross-Reference Index
Part NumberManufacturer
742137 PRIMARY Hamilton Sundstrand Corporation (USA)
Related Parts
6625-00-669-6097INTERCHANGEABLE
AMMETER

Frequently Asked Questions

What is NSN 4730-01-297-0203?

NSN 4730-01-297-0203 is a Coupling,tube, manufactured by Hamilton Sundstrand Corporation, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-297-0203?

NSN 4730-01-297-0203 has 1 cross-referenced part number: 742137 (Hamilton Sundstrand Corporation).

What NSN replaces 4730-01-297-0203?

There is 1 known substitute for 4730-01-297-0203: 6625-00-669-6097. Verify interchangeability with system specifications before substitution.

What are the specifications of 742137?

Key specifications for 742137: Style Designator: GROOVED BOTH ENDS; Nominal Overall Length: 1.920 INCHES IN; Nominal Outside Diameter Tube Accommodated: 0.480 INCHES ALL ENDS IN; Material: STEEL OVERALL. 6 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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