PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RC6Cup,grease

Rolls-Royce Plc Div Defense (europe) · NSN 4730-01-286-0245 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-286-0245 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-286-0245. Primary manufacturer part number: RC6.
Features
  • Cup,grease — FSC 4730
  • Nominal Thread Size: 0.125 INCHES IN
  • Screw Thread Series Designator: NPT
  • Style Designator: STRAIGHT, CAP FEED, W/BALL CHECK
  • Assembly Clearance Radius: 0.400 INCHES NOMINAL IN
  • Width Across Flats: 0.525 INCHES NOMINAL IN
  • Height: 1.188 INCHES NOMINAL IN
  • 3 verified cross-references
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Cup,grease, cataloged under National Stock Number 4730-01-286-0245, 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 Rolls-Royce Plc Div Defense (europe). 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-286-0245
Primary Part NumberRC6
Item NameCup,grease
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerRolls-Royce Plc Div Defense (europe)
StatusACTIVE
Nominal Thread Size0.125 INCHES IN
Screw Thread Series DesignatorNPT
Style DesignatorSTRAIGHT, CAP FEED, W/BALL CHECK
Assembly Clearance Radius0.400 INCHES NOMINAL IN
Width Across Flats0.525 INCHES NOMINAL IN
Height1.188 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5940-00-617-27116841685-2 INTERCHANGEABLE
Splice,conductor
Rolls-Royce Corporation
2930-00-695-7197850800 INTERCHANGEABLE
Cap,filler Opening
General Motors Llc Dba General Motors Llc
5325-01-221-3093RC6 INTERCHANGEABLE
Grommet,nonmetallic
Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
Cross-Reference Index
Part NumberManufacturer
RC6 Rolls-Royce Plc Div Defense (europe) (GBR)
RC6 Rolls-Royce /canada/ Ltd the Pie Ix Facility (CAN)
RC6 Rolls-Royce Airlines (GBR)
Related Parts
5940-00-617-2711INTERCHANGEABLE
SPLICE,CONDUCTOR
6841685-2
2930-00-695-7197INTERCHANGEABLE
CAP,FILLER OPENING
850800
5325-01-221-3093INTERCHANGEABLE
GROMMET,NONMETALLIC
RC6

Frequently Asked Questions

What is NSN 4730-01-286-0245?

NSN 4730-01-286-0245 is a Cup,grease, manufactured by Rolls-Royce Plc Div Defense (europe), classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-286-0245?

NSN 4730-01-286-0245 has 3 cross-referenced part numbers: RC6 (Rolls-Royce Plc Div Defense (europe)), RC6 (Rolls-Royce /canada/ Ltd the Pie Ix Facility), RC6 (Rolls-Royce Airlines).

What NSN replaces 4730-01-286-0245?

There are 3 known substitutes for 4730-01-286-0245: 5940-00-617-2711, 2930-00-695-7197, 5325-01-221-3093. Verify interchangeability with system specifications before substitution.

What are the specifications of RC6?

Key specifications for RC6: Nominal Thread Size: 0.125 INCHES IN; Screw Thread Series Designator: NPT; Style Designator: STRAIGHT, CAP FEED, W/BALL CHECK; Assembly Clearance Radius: 0.400 INCHES NOMINAL IN. 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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