PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A57-24Insert,tube Fitting

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 4730-00-371-9579 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-371-9579 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-371-9579. Primary manufacturer part number: A57-24.
Features
  • Insert,tube Fitting — FSC 4730
  • Sleeve Outside Diameter: 0.742 INCHES NOMINAL IN
  • Material: STEEL
  • Style Designator: PLAIN
  • Casehardening Indicator: NOT CASEHARDENED
  • Flange Outside Diameter: 0.997 INCHES NOMINAL IN
  • Tube Inside Diameter for Which Designed: 0.750 INCHES NOMINAL IN
  • 1 verified cross-reference
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel construction
General Description

The Insert,tube Fitting, cataloged under National Stock Number 4730-00-371-9579, 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 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. 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
NSN4730-00-371-9579
Primary Part NumberA57-24
Item NameInsert,tube Fitting
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
Sleeve Outside Diameter0.742 INCHES NOMINAL IN
MaterialSTEEL
Style DesignatorPLAIN
Casehardening IndicatorNOT CASEHARDENED
Flange Outside Diameter0.997 INCHES NOMINAL IN
Tube Inside Diameter for Which Designed0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5330-01-415-1930A5724 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
Cross-Reference Index
Part NumberManufacturer
A57-24 PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Related Parts
5330-01-415-1930INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
A5724

Frequently Asked Questions

What is NSN 4730-00-371-9579?

NSN 4730-00-371-9579 is a Insert,tube Fitting, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-371-9579?

NSN 4730-00-371-9579 has 1 cross-referenced part number: A57-24 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).

What NSN replaces 4730-00-371-9579?

There is 1 known substitute for 4730-00-371-9579: 5330-01-415-1930. Verify interchangeability with system specifications before substitution.

What are the specifications of A57-24?

Key specifications for A57-24: Sleeve Outside Diameter: 0.742 INCHES NOMINAL IN; Material: STEEL; Style Designator: PLAIN; Casehardening Indicator: NOT CASEHARDENED. 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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