PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILC1258Oiler,self-Feeding

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4930-00-242-2954 · FSC 4930 · No Item Name Available
Verified by PartsTable
NSN 4930-00-242-2954 — this item is cataloged by the U.S. Government under National Stock Number 4930-00-242-2954. Primary manufacturer part number: MILC1258.
Features
  • Oiler,self-Feeding — FSC 4930
  • Oil Capacity: 2.500 FLUID OUNCES
  • Height: 5.875 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 18
  • Nominal Thread Size: 0.375 INCHES IN
  • Departure From Cited Document: AS MODIFIED BY OIL CAPACITY
  • Style Designator: STRAIGHT, REGULATED, W/ SHUT-OFF AND SIGHT FEED
  • Nondefinitive Spec/std Data: F TYPE
Applications
  • Applications requiring Copper Alloy or Glass or Steel Overall construction
General Description

The Oiler,self-Feeding, cataloged under National Stock Number 4930-00-242-2954, is classified within Federal Supply Class 4930 (No Item Name Available) of the Maintenance and Repair Shop Equipment 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN4930-00-242-2954
Primary Part NumberMILC1258
Item NameOiler,self-Feeding
FSC / FSG4930 / 49 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Oil Capacity2.500 FLUID OUNCES
Height5.875 INCHES NOMINAL IN
Thread Quantity Per Inch18
Nominal Thread Size0.375 INCHES IN
Departure From Cited DocumentAS MODIFIED BY OIL CAPACITY
Style DesignatorSTRAIGHT, REGULATED, W/ SHUT-OFF AND SIGHT FEED
Nondefinitive Spec/std DataF TYPE
MaterialCOPPER ALLOY OR GLASS OR STEEL OVERALL
Screw Thread Series DesignatorNPT
Assembly Clearance Radius1.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-174-6835 INTERCHANGEABLE
Cup,oil,lubricating
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
4730-00-247-7117 INTERCHANGEABLE
Cup,oil,lubricating
4730-00-277-7003 INTERCHANGEABLE
Cup,oil,lubricating
4730-00-278-5738 INTERCHANGEABLE
Cup,oil,lubricating
Cross-Reference Index
Part NumberManufacturer
MILC1258 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4730-00-174-6835INTERCHANGEABLE
CUP,OIL,LUBRICATING
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
4730-00-247-7117INTERCHANGEABLE
CUP,OIL,LUBRICATING
4730-00-277-7003INTERCHANGEABLE
CUP,OIL,LUBRICATING
4730-00-278-5738INTERCHANGEABLE
CUP,OIL,LUBRICATING
4730-00-289-9303INTERCHANGEABLE
CUP,OIL,LUBRICATING
273949PC11
4730-00-707-3068INTERCHANGEABLE
CUP,OIL,LUBRICATING

Frequently Asked Questions

What is NSN 4930-00-242-2954?

NSN 4930-00-242-2954 is a Oiler,self-Feeding, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4930 (No Item Name Available). Status: active.

What are the part numbers for NSN 4930-00-242-2954?

NSN 4930-00-242-2954 has 1 cross-referenced part number: MILC1258 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4930-00-242-2954?

There are 12 known substitutes for 4930-00-242-2954: 4730-00-174-6835, 4930-00-242-2955, 4930-00-242-2956 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILC1258?

Key specifications for MILC1258: Oil Capacity: 2.500 FLUID OUNCES; Height: 5.875 INCHES NOMINAL IN; Thread Quantity Per Inch: 18; Nominal Thread Size: 0.375 INCHES IN. 10 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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