PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NN-19-1 SYMBOL 47Nut,tube Coupling

Alfa Laval Inc. · NSN 4730-01-144-3113 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-144-3113 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-144-3113. Primary manufacturer part number: NN-19-1 SYMBOL 47.
Features
  • Nut,tube Coupling — FSC 4730
  • Material: IRON NUT
  • Surface Treatment: ZINC NUT
  • 3 verified cross-references
  • Primary manufacturer: Alfa Laval Inc.
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 4730-01-144-3113, 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 Alfa Laval Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-144-3113
Primary Part NumberNN-19-1 SYMBOL 47
Item NameNut,tube Coupling
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAlfa Laval Inc.
StatusACTIVE
MaterialIRON NUT
Surface TreatmentZINC NUT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3040-00-152-2458CO2306-001 INTERCHANGEABLE
Spindle,mechanically Actuated
Alfa Laval Inc
4730-00-218-5912HKA-A502-1-1 INTERCHANGEABLE
Packing Nut
Hatch & Kirk, Inc.
4330-00-274-9581 INTERCHANGEABLE
Ring,control,fluid Flow
4930-00-332-0407AB5028-1 INTERCHANGEABLE
Catch,purfier
Alfa Laval Inc
4330-00-773-2594 INTERCHANGEABLE
Filter Element,fluid
4330-01-143-1467 INTERCHANGEABLE
Cover,fluid Filter
4330-01-143-2920 INTERCHANGEABLE
Stop,idler
4330-01-143-2921 INTERCHANGEABLE
Base,bearing
4330-01-143-4386 INTERCHANGEABLE
Ring,bearing,filler
4330-01-143-9055 INTERCHANGEABLE
Filler,idler
Cross-Reference Index
Part NumberManufacturer
NN-19-1 SYMBOL 47 Alfa Laval Inc. (USA)
NN-19-1 Alfa Laval Inc. (USA)
AB2252-3 Alfa Laval Inc. (USA)
Related Parts
3040-00-152-2458INTERCHANGEABLE
SPINDLE,MECHANICALLY ACTUATED
CO2306-001
4730-00-218-5912INTERCHANGEABLE
PACKING NUT
HKA-A502-1-1
4330-00-274-9581INTERCHANGEABLE
RING,CONTROL,FLUID FLOW
4930-00-332-0407INTERCHANGEABLE
CATCH,PURFIER
AB5028-1
4330-00-773-2594INTERCHANGEABLE
FILTER ELEMENT,FLUID
4330-01-143-1467INTERCHANGEABLE
COVER,FLUID FILTER
4330-01-143-2920INTERCHANGEABLE
STOP,IDLER
4330-01-143-2921INTERCHANGEABLE
BASE,BEARING
4330-01-143-4386INTERCHANGEABLE
RING,BEARING,FILLER
4330-01-143-9055INTERCHANGEABLE
FILLER,IDLER
4330-01-143-9056INTERCHANGEABLE
BASE,BEARING
3020-01-144-2647INTERCHANGEABLE
PULLEY,FLAT

Frequently Asked Questions

What is NSN 4730-01-144-3113?

NSN 4730-01-144-3113 is a Nut,tube Coupling, manufactured by Alfa Laval Inc., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-144-3113?

NSN 4730-01-144-3113 has 3 cross-referenced part numbers: NN-19-1 SYMBOL 47 (Alfa Laval Inc.), NN-19-1 (Alfa Laval Inc.), AB2252-3 (Alfa Laval Inc.).

What NSN replaces 4730-01-144-3113?

There are 12 known substitutes for 4730-01-144-3113: 3040-00-152-2458, 4730-00-218-5912, 4330-00-274-9581 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NN-19-1 SYMBOL 47?

Key specifications for NN-19-1 SYMBOL 47: Material: IRON NUT; Surface Treatment: ZINC NUT. 2 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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