PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

820015Fitting,lubrication

Eaton Corp · NSN 4730-00-850-1381 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-850-1381 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-850-1381. Primary manufacturer part number: 820015.
Features
  • Fitting,lubrication — FSC 4730
  • Height: 0.640 INCHES NOMINAL IN
  • Width Across Flats: 0.438 INCHES NOMINAL IN
  • Nominal Thread Size: 0.125 INCHES IN
  • Assembly Clearance Radius: 0.460 INCHES NOMINAL IN
  • Angle: 45.0 DEGREES
  • Screw Thread Series Designator: NPT
  • Style Designator: ANGLE
Applications
  • Applications requiring Steel Overall construction
General Description

The Fitting,lubrication, cataloged under National Stock Number 4730-00-850-1381, 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 Eaton Corp. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN4730-00-850-1381
Primary Part Number820015
Item NameFitting,lubrication
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerEaton Corp
StatusACTIVE
Height0.640 INCHES NOMINAL IN
Width Across Flats0.438 INCHES NOMINAL IN
Nominal Thread Size0.125 INCHES IN
Assembly Clearance Radius0.460 INCHES NOMINAL IN
Angle45.0 DEGREES
Screw Thread Series DesignatorNPT
Style DesignatorANGLE
MaterialSTEEL OVERALL
Shank Length0.240 INCHES NOMINAL IN
Surface TreatmentCADMIUM AND ZINC OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5331-00-392-08088200-15 INTERCHANGEABLE
O-Ring
Aqualung Usa, Inc
6625-00-542-16928200-15 INTERCHANGEABLE
Shunt,instrument
Janco Corporation Dba Janco Corp Div Mason Controls
5330-01-355-8903 INTERCHANGEABLE
Rubber Strip
6720-01-565-1111820401 INTERCHANGEABLE
Camera,reconnaissance System
Rvision, Inc.
Cross-Reference Index
Part NumberManufacturer
820015 Eaton Corp (USA)
B-1459 Eaton Corp (USA)
Related Parts
5331-00-392-0808INTERCHANGEABLE
O-RING
8200-15
6625-00-542-1692INTERCHANGEABLE
SHUNT,INSTRUMENT
8200-15
5330-01-355-8903INTERCHANGEABLE
RUBBER STRIP
6720-01-565-1111INTERCHANGEABLE
CAMERA,RECONNAISSANCE SYSTEM
820401

Frequently Asked Questions

What is NSN 4730-00-850-1381?

NSN 4730-00-850-1381 is a Fitting,lubrication, manufactured by Eaton Corp, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-850-1381?

NSN 4730-00-850-1381 has 2 cross-referenced part numbers: 820015 (Eaton Corp), B-1459 (Eaton Corp).

What NSN replaces 4730-00-850-1381?

There are 4 known substitutes for 4730-00-850-1381: 5331-00-392-0808, 6625-00-542-1692, 5330-01-355-8903 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 820015?

Key specifications for 820015: Special Features: SURFACE LOCATED BALL CHECK VALVE; Height: 0.640 INCHES NOMINAL IN; Width Across Flats: 0.438 INCHES NOMINAL IN; Nominal Thread Size: 0.125 INCHES IN. 11 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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