PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

74B450608-101Fitting,lubrication

The Boeing Company Div Defense · NSN 4730-00-289-2928 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-289-2928 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-289-2928. Primary manufacturer part number: 74B450608-101.
Features
  • Fitting,lubrication — FSC 4730
  • Height: 0.703 INCHES NOMINAL IN
  • Angle: 65.0 DEGREES
  • Width Across Flats: 0.375 INCHES NOMINAL IN
  • Assembly Clearance Radius: 0.500 INCHES NOMINAL IN
  • Criticality Code Justification: FEAT
  • Surface Treatment: ZINC OVERALL
  • Material: STEEL OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Fitting,lubrication, cataloged under National Stock Number 4730-00-289-2928, 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 The Boeing Company Div Defense. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-289-2928
Primary Part Number74B450608-101
Item NameFitting,lubrication
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerThe Boeing Company Div Defense
StatusCANCELLED
Height0.703 INCHES NOMINAL IN
Angle65.0 DEGREES
Width Across Flats0.375 INCHES NOMINAL IN
Assembly Clearance Radius0.500 INCHES NOMINAL IN
Criticality Code JustificationFEAT
Surface TreatmentZINC OVERALL
MaterialSTEEL OVERALL
Style DesignatorANGLE
Shank Diameter0.188 INCHES NOMINAL IN
Shank Length0.219 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6625-00-041-2254MC136 INTERCHANGEABLE
Coupling Assy
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4710-00-097-15511646 INTERCHANGEABLE
Tube,metallic
King Engineering Corporation Dba King-Gage Systems
5950-00-226-6841D0T46 INTERCHANGEABLE
Transformer,audio Frequency
Magnetika Inc
5950-00-226-70562088861-0701 INTERCHANGEABLE
Transformer,audio Frequency
Honeywell International Inc Dba Honeywell
3120-00-354-84621646 INTERCHANGEABLE
Bushing,sleeve
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5330-00-733-0683 INTERCHANGEABLE
Gasket
5340-00-813-5827 INTERCHANGEABLE
Handle,bow
4820-00-835-41421646 INTERCHANGEABLE
Seat,valve
Lawler Manufacturing Company, Inc.
5950-01-105-5196 INTERCHANGEABLE
Coil,electrical
4730-01-228-03481646-B1 INTERCHANGEABLE
Fitting,lubrication
Alemite, Llc Dba Skf Usa Inc.
Cross-Reference Index
Part NumberManufacturer
74B450608-101 The Boeing Company Div Defense (USA)
1646 Stewart-Warner Alemite Corp (USA)
701-2484736 P/N11 Naval Sea Systems Command (USA)
1646B1 Stewart-Warner Alemite Corp (USA)
701-6938582 SH 1 PC 42 Naval Sea Systems Command (USA)
701-4323644 SH 1A PC 49 Naval Sea Systems Command (USA)
1646 Stewart-Warner Alemite Sales Co Inc (USA)
Related Parts
6625-00-041-2254INTERCHANGEABLE
COUPLING ASSY
MC136
4710-00-097-1551INTERCHANGEABLE
TUBE,METALLIC
1646
5950-00-226-6841INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
D0T46
5950-00-226-7056INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
2088861-0701
3120-00-354-8462INTERCHANGEABLE
BUSHING,SLEEVE
1646
5330-00-733-0683INTERCHANGEABLE
GASKET
5340-00-813-5827INTERCHANGEABLE
HANDLE,BOW
4820-00-835-4142INTERCHANGEABLE
SEAT,VALVE
1646
5950-01-105-5196INTERCHANGEABLE
COIL,ELECTRICAL
4730-01-228-0348INTERCHANGEABLE
FITTING,LUBRICATION
1646-B1
5355-01-296-7117INTERCHANGEABLE
KNOB
1646
5340-01-399-3829INTERCHANGEABLE
STANDOFF,THREADED,SNAP-IN
1646

Frequently Asked Questions

What is NSN 4730-00-289-2928?

NSN 4730-00-289-2928 is a Fitting,lubrication, manufactured by The Boeing Company Div Defense, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-289-2928?

NSN 4730-00-289-2928 has 7 cross-referenced part numbers: 74B450608-101 (The Boeing Company Div Defense), 1646 (Stewart-Warner Alemite Corp), 701-2484736 P/N11 (Naval Sea Systems Command), 1646B1 (Stewart-Warner Alemite Corp), 701-6938582 SH 1 PC 42 (Naval Sea Systems Command) and 2 more.

What NSN replaces 4730-00-289-2928?

There are 12 known substitutes for 4730-00-289-2928: 6625-00-041-2254, 4710-00-097-1551, 5950-00-226-6841 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 74B450608-101?

Key specifications for 74B450608-101: Height: 0.703 INCHES NOMINAL IN; Special Features: WEAPON SYSTEM ESSENTIAL; Angle: 65.0 DEGREES; Width Across Flats: 0.375 INCHES NOMINAL IN. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-289-2928 still in active supply?

NSN 4730-00-289-2928 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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