PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-C-1258Cup,oil,lubricating

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4730-00-247-7117 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-247-7117 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-247-7117. Primary manufacturer part number: MIL-C-1258.
Features
  • Cup,oil,lubricating — FSC 4730
  • Thread Quantity Per Inch: 27
  • Nominal Thread Size: 0.125 INCHES IN
  • Style Designator: STRAIGHT, SCREW CAP
  • Nondefinitive Spec/std Data: A TYPE
  • Material: COPPER ALLOY OR STEEL OVERALL
  • Oil Capacity: 0.200 FLUID OUNCES
  • Screw Thread Series Designator: NPT
Applications
  • Applications requiring Copper Alloy or Steel Overall construction
General Description

The Cup,oil,lubricating, cataloged under National Stock Number 4730-00-247-7117, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-247-7117
Primary Part NumberMIL-C-1258
Item NameCup,oil,lubricating
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Thread Quantity Per Inch27
Nominal Thread Size0.125 INCHES IN
Style DesignatorSTRAIGHT, SCREW CAP
Nondefinitive Spec/std DataA TYPE
MaterialCOPPER ALLOY OR STEEL OVERALL
Oil Capacity0.200 FLUID OUNCES
Screw Thread Series DesignatorNPT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-174-6835 INTERCHANGEABLE
Cup,oil,lubricating
4930-00-242-2954 INTERCHANGEABLE
Oiler,self-Feeding
4930-00-242-2955 INTERCHANGEABLE
Oiler,self-Feeding
4930-00-242-2956 INTERCHANGEABLE
Oiler,self-Feeding
4930-00-242-2957 INTERCHANGEABLE
Oiler,self-Feeding
4930-00-242-2958 INTERCHANGEABLE
Oiler,self-Feeding
4930-00-242-2963 INTERCHANGEABLE
Oiler,self-Feeding
4730-00-247-7115 INTERCHANGEABLE
Cup,oil,lubricating
4730-00-247-7119 INTERCHANGEABLE
Cup,oil,lubricating
4730-00-277-7003 INTERCHANGEABLE
Cup,oil,lubricating
Cross-Reference Index
Part NumberManufacturer
MIL-C-1258 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
GGGC2794-A-01-BR Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-C-2794 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-C-2794/1 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGGC2794-1-01-BR Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
4730-00-174-6835INTERCHANGEABLE
CUP,OIL,LUBRICATING
4930-00-242-2954INTERCHANGEABLE
OILER,SELF-FEEDING
4930-00-242-2955INTERCHANGEABLE
OILER,SELF-FEEDING
4930-00-242-2956INTERCHANGEABLE
OILER,SELF-FEEDING
4930-00-242-2957INTERCHANGEABLE
OILER,SELF-FEEDING
4930-00-242-2958INTERCHANGEABLE
OILER,SELF-FEEDING
4930-00-242-2963INTERCHANGEABLE
OILER,SELF-FEEDING
4730-00-247-7115INTERCHANGEABLE
CUP,OIL,LUBRICATING
4730-00-247-7119INTERCHANGEABLE
CUP,OIL,LUBRICATING
4730-00-277-7003INTERCHANGEABLE
CUP,OIL,LUBRICATING
4730-00-278-5736INTERCHANGEABLE
CUP,OIL,LUBRICATING
4730-00-278-5737INTERCHANGEABLE
CUP,OIL,LUBRICATING

Frequently Asked Questions

What is NSN 4730-00-247-7117?

NSN 4730-00-247-7117 is a Cup,oil,lubricating, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-247-7117?

NSN 4730-00-247-7117 has 5 cross-referenced part numbers: MIL-C-1258 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), GGGC2794-A-01-BR (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-C-2794 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-C-2794/1 (Federal Specifications Promulgated by General Services Administration Washington DC), GGGC2794-1-01-BR (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 4730-00-247-7117?

There are 12 known substitutes for 4730-00-247-7117: 4730-00-174-6835, 4930-00-242-2954, 4930-00-242-2955 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-C-1258?

Key specifications for MIL-C-1258: Thread Quantity Per Inch: 27; Nominal Thread Size: 0.125 INCHES IN; Style Designator: STRAIGHT, SCREW CAP; Nondefinitive Spec/std Data: A TYPE. 7 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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