PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

73521Lubricating Oil,utility

Fisher Manufacturing Co. · NSN 9150-01-664-8403 · FSC 9150 · No Item Name Available
Verified by PartsTable
NSN 9150-01-664-8403 — this item is cataloged by the U.S. Government under National Stock Number 9150-01-664-8403. Primary manufacturer part number: 73521.
Features
  • Lubricating Oil,utility — FSC 9150
  • Minimum Flash Point and Test Method: 232.20 CELSIUS CLEVELAND OPEN CUP DEGC
  • 2 verified cross-references
  • Primary manufacturer: Fisher Manufacturing Co.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Lubricating Oil,utility, cataloged under National Stock Number 9150-01-664-8403, is classified within Federal Supply Class 9150 (No Item Name Available) of the Fuels, Lubricants, Oils, and Waxes group. The primary manufacturer of record is Fisher Manufacturing Co.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9150-01-664-8403
Primary Part Number73521
Item NameLubricating Oil,utility
FSC / FSG9150 / 91 — No Item Name Available
ManufacturerFisher Manufacturing Co.
StatusACTIVE
Minimum Flash Point and Test Method232.20 CELSIUS CLEVELAND OPEN CUP DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
2810-00-048-717010456 INTERCHANGEABLE
Shaft Rotor Asy
Mcculloch Corp
1377-00-456-76471045-6 INTERCHANGEABLE
Aneroid Assembly
Frequency Electronics Inc
5310-00-470-2957 INTERCHANGEABLE
Washer,shouldered
6605-00-697-14121045-6 INTERCHANGEABLE
Sector,axle
Elbitamerica, Inc.
5945-00-970-9130682C834P1 INTERCHANGEABLE
Solenoid,electrical
General Electric Company Dba Ge Aerospace
5905-01-111-55057352-1 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Television Technology Corp Ampro/scully Div
5935-01-478-8640RFI95-13 INTERCHANGEABLE
Cover,electrical Connector
Trompeter Electronics, Inc.
5342-01-501-606110-456 INTERCHANGEABLE
Anode,corrosion Preventive
Konrad Marine Inc Div Konrad Marine
5340-01-592-2309RFI95-1 INTERCHANGEABLE
Cap,protective,dust and Moisture
Trompeter Electronics, Inc.
5935-01-634-0208RFI95-13-D10 INTERCHANGEABLE
Cover,electrical Connector
Trompeter Electronics, Inc.
Cross-Reference Index
Part NumberManufacturer
10456 Fisher Manufacturing Co. (USA)
73521 PRIMARY Fisher Manufacturing Co. (USA)
Related Parts
2810-00-048-7170INTERCHANGEABLE
SHAFT ROTOR ASY
10456
1377-00-456-7647INTERCHANGEABLE
ANEROID ASSEMBLY
1045-6
5310-00-470-2957INTERCHANGEABLE
WASHER,SHOULDERED
6605-00-697-1412INTERCHANGEABLE
SECTOR,AXLE
1045-6
5945-00-970-9130INTERCHANGEABLE
SOLENOID,ELECTRICAL
682C834P1
5905-01-111-5505INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
7352-1
5935-01-478-8640INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
RFI95-13
5342-01-501-6061INTERCHANGEABLE
ANODE,CORROSION PREVENTIVE
10-456
5340-01-592-2309INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
RFI95-1
5935-01-634-0208INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
RFI95-13-D10

Frequently Asked Questions

What is NSN 9150-01-664-8403?

NSN 9150-01-664-8403 is a Lubricating Oil,utility, manufactured by Fisher Manufacturing Co., classified under FSC 9150 (No Item Name Available). Status: active.

What are the part numbers for NSN 9150-01-664-8403?

NSN 9150-01-664-8403 has 2 cross-referenced part numbers: 10456 (Fisher Manufacturing Co.), 73521 (Fisher Manufacturing Co.).

What NSN replaces 9150-01-664-8403?

There are 10 known substitutes for 9150-01-664-8403: 2810-00-048-7170, 1377-00-456-7647, 5310-00-470-2957 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 73521?

Key specifications for 73521: Minimum Flash Point and Test Method: 232.20 CELSIUS CLEVELAND OPEN CUP DEGC; Part Name Assigned by Controlling Agency: VA SPECIAL 10 AQUA FLOW LUBRICANT; Special Features: PHYSICAL STATE: SEMI-SOLID; COLOR: TRANSLUCENT WHITE; ODOR: MILD; INSOLUBLE IN WATER; RELATIVE DENSITY: 0.93 G/ML; INCOMPATIBLE MATERIALS: OXIDIZING AGENTS; G. 3 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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