PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4439-8Sleeve,compression,tube-Hose Fit

Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp · NSN 4730-00-585-7652 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-585-7652 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-585-7652. Primary manufacturer part number: 4439-8.
Features
  • Sleeve,compression,tube-Hose Fit — FSC 4730
  • Hose/tube Outside Diameter for Which Designed: 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
  • Material: STEEL COMP 431
  • Material Document and Classification: FED STD 66, COMP 431 FED STD SINGLE MATERIAL RESPONSE
  • Style Designator: DOUBLE BEVELED FLARELESS
  • Surface Treatment: PASSIVATE
  • Casehardening Indicator: NOT CASEHARDENED
  • 1 verified cross-reference
Applications
  • Applications requiring Steel Comp 431 construction
General Description

The Sleeve,compression,tube-Hose Fit, cataloged under National Stock Number 4730-00-585-7652, 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 Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp. 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-585-7652
Primary Part Number4439-8
Item NameSleeve,compression,tube-Hose Fit
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerRubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
StatusACTIVE
Hose/tube Outside Diameter for Which Designed0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
MaterialSTEEL COMP 431
Material Document and ClassificationFED STD 66, COMP 431 FED STD SINGLE MATERIAL RESPONSE
Style DesignatorDOUBLE BEVELED FLARELESS
Surface TreatmentPASSIVATE
Casehardening IndicatorNOT CASEHARDENED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4320-00-222-232744397STARB0ARD INTERCHANGEABLE
Ejector Assembly,air
Patterson Pump Co Div Patterson Pump Company
3030-00-455-0995A38824 INTERCHANGEABLE
Belt,v
Cnh Industrial America Llc Dba Cnh America
6160-00-506-2427N06044398 INTERCHANGEABLE
Filler Cap,battery
Stryten Energy Llc
7520-01-422-03127520-01-422-0312 INTERCHANGEABLE
Pen,ball-Point
National Industries for the Blind
Cross-Reference Index
Part NumberManufacturer
4439-8 PRIMARY Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA)
Related Parts
4320-00-222-2327INTERCHANGEABLE
EJECTOR ASSEMBLY,AIR
44397STARB0ARD
3030-00-455-0995INTERCHANGEABLE
BELT,V
A38824
6160-00-506-2427INTERCHANGEABLE
FILLER CAP,BATTERY
N06044398
7520-01-422-0312INTERCHANGEABLE
PEN,BALL-POINT
7520-01-422-0312

Frequently Asked Questions

What is NSN 4730-00-585-7652?

NSN 4730-00-585-7652 is a Sleeve,compression,tube-Hose Fit, manufactured by Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-585-7652?

NSN 4730-00-585-7652 has 1 cross-referenced part number: 4439-8 (Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp).

What NSN replaces 4730-00-585-7652?

There are 4 known substitutes for 4730-00-585-7652: 4320-00-222-2327, 3030-00-455-0995, 6160-00-506-2427 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4439-8?

Key specifications for 4439-8: Hose/tube Outside Diameter for Which Designed: 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Special Features: 37 DEG ANGLE OF SEAT; Material: STEEL COMP 431; Material Document and Classification: FED STD 66, COMP 431 FED STD SINGLE MATERIAL RESPONSE. 8 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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