PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5033Fitting,lubrication

Mcneil Ohio Corp · NSN 4730-00-278-5647 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-278-5647 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-278-5647. Primary manufacturer part number: 5033.
Features
  • Fitting,lubrication — FSC 4730
  • Height: 0.578 INCHES NOMINAL IN
  • Style Designator: STRAIGHT
  • Surface Treatment: ZINC OVERALL
  • Material: STEEL OVERALL
  • Shank Length: 0.234 INCHES NOMINAL IN
  • Shank Diameter: 0.188 INCHES NOMINAL IN
  • 3 verified cross-references
Applications
  • Applications requiring Steel Overall construction
General Description

The Fitting,lubrication, cataloged under National Stock Number 4730-00-278-5647, 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 Mcneil Ohio Corp. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-278-5647
Primary Part Number5033
Item NameFitting,lubrication
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMcneil Ohio Corp
StatusCANCELLED
Height0.578 INCHES NOMINAL IN
Style DesignatorSTRAIGHT
Surface TreatmentZINC OVERALL
MaterialSTEEL OVERALL
Shank Length0.234 INCHES NOMINAL IN
Shank Diameter0.188 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
6220-00-424-15041F5041 INTERCHANGEABLE
Stop Light-Taillight,vehicular
Caterpillar Inc Div Caterpillar Defense
4820-01-237-6165 INTERCHANGEABLE
Valve,check
4820-01-237-622445021L6 INTERCHANGEABLE
Seat,valve
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5330-01-399-190602842 INTERCHANGEABLE
Gasket
Defense Logistics Agency Dba Defense Supply Center Philadelphia
Cross-Reference Index
Part NumberManufacturer
5033 PRIMARY Mcneil Ohio Corp (USA)
3012B Stewart-Warner Alemite Corp (USA)
HE274-0004-0001 Rockwell International Corp North American Aircraft Opns (USA)
Related Parts
6220-00-424-1504INTERCHANGEABLE
STOP LIGHT-TAILLIGHT,VEHICULAR
1F5041
4820-01-237-6165INTERCHANGEABLE
VALVE,CHECK
4820-01-237-6224INTERCHANGEABLE
SEAT,VALVE
45021L6
5330-01-399-1906INTERCHANGEABLE
GASKET
02842

Frequently Asked Questions

What is NSN 4730-00-278-5647?

NSN 4730-00-278-5647 is a Fitting,lubrication, manufactured by Mcneil Ohio Corp, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-278-5647?

NSN 4730-00-278-5647 has 3 cross-referenced part numbers: 5033 (Mcneil Ohio Corp), 3012B (Stewart-Warner Alemite Corp), HE274-0004-0001 (Rockwell International Corp North American Aircraft Opns).

What NSN replaces 4730-00-278-5647?

There are 4 known substitutes for 4730-00-278-5647: 6220-00-424-1504, 4820-01-237-6165, 4820-01-237-6224 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5033?

Key specifications for 5033: Height: 0.578 INCHES NOMINAL IN; Special Features: SERRATED SHANK,AND SURFAC E LOCATED BALL CHECK VALVE; Style Designator: STRAIGHT; Surface Treatment: ZINC OVERALL. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-278-5647 still in active supply?

NSN 4730-00-278-5647 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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