PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-602-1Nut,tube Coupling

Swagelok Co · NSN 4730-00-763-7958 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-763-7958 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-763-7958. Primary manufacturer part number: A-602-1.
Features
  • Nut,tube Coupling — FSC 4730
  • Thread Class: 3B
  • Surface Treatment: ANODIZE OVERALL
  • Material: ALUMINUM ALLOY OVERALL
  • Nut Height: 0.562 INCHES NOMINAL IN
  • Nominal Tube Outside Diameter: 0.375 INCHES IN
  • Smallest Inside Diameter: 0.375 INCHES NOMINAL IN
  • Width Across Flats: 0.688 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Fluid conveyance
  • Hydraulic system plumbing
General Description

The Nut,tube Coupling, cataloged under National Stock Number 4730-00-763-7958, 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 Swagelok Co. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-763-7958
Primary Part NumberA-602-1
Item NameNut,tube Coupling
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSwagelok Co
StatusACTIVE
Thread Class3B
Surface TreatmentANODIZE OVERALL
MaterialALUMINUM ALLOY OVERALL
Nut Height0.562 INCHES NOMINAL IN
Nominal Tube Outside Diameter0.375 INCHES IN
Smallest Inside Diameter0.375 INCHES NOMINAL IN
Width Across Flats0.688 INCHES NOMINAL IN
Nut StyleTUBE COUPLING
Thread SeriesUN
Thread Quantity Per Inch20
Length to Shoulder0.531 INCHES NOMINAL IN
Nominal Thread Size0.562 INCHES IN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5930-00-253-74500481214 INTERCHANGEABLE
Switch,push-Pull
Agco Corp Parts Opn
5950-00-348-1752SM-C-249245 INTERCHANGEABLE
Core,electromagnetic Component
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-01-245-3500A6021 INTERCHANGEABLE
Gasket
Oberdorfer Foundries Inc
Cross-Reference Index
Part NumberManufacturer
6BZD Parker-Hannifin Corporation Div Instrumentation Products Division (USA)
6BZ-A Parker-Hannifin Corporation Div Instrumentation Products Division (USA)
A-602-1 PRIMARY Swagelok Co (USA)
Related Parts
5930-00-253-7450INTERCHANGEABLE
SWITCH,PUSH-PULL
0481214
5950-00-348-1752INTERCHANGEABLE
CORE,ELECTROMAGNETIC COMPONENT
SM-C-249245
5330-01-245-3500INTERCHANGEABLE
GASKET
A6021

Frequently Asked Questions

What is NSN 4730-00-763-7958?

NSN 4730-00-763-7958 is a Nut,tube Coupling, manufactured by Swagelok Co, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-763-7958?

NSN 4730-00-763-7958 has 3 cross-referenced part numbers: 6BZD (Parker-Hannifin Corporation Div Instrumentation Products Division), 6BZ-A (Parker-Hannifin Corporation Div Instrumentation Products Division), A-602-1 (Swagelok Co).

What NSN replaces 4730-00-763-7958?

There are 3 known substitutes for 4730-00-763-7958: 5930-00-253-7450, 5950-00-348-1752, 5330-01-245-3500. Verify interchangeability with system specifications before substitution.

What are the specifications of A-602-1?

Key specifications for A-602-1: Thread Class: 3B; Surface Treatment: ANODIZE OVERALL; Material: ALUMINUM ALLOY OVERALL; Nut Height: 0.562 INCHES NOMINAL IN. 14 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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