PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

O-C-265Phosphorus Pentoxide

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 6810-00-275-8138 · FSC 6810 · No Item Name Available
Verified by PartsTable
NSN 6810-00-275-8138 — this item is cataloged by the U.S. Government under National Stock Number 6810-00-275-8138. Primary manufacturer part number: O-C-265.
Features
  • Phosphorus Pentoxide — FSC 6810
  • Quantity Within Each Unit Package: 500.0 GRAMS G
  • Physical Form: POWDER
  • Special Handling Feature: FLAMMABLE
  • Composition and Percentage: 98.0 MINIMUM BY WEIGHT PHOSPHORUS PENTOXIDE
  • Medical Designation and Grade: AMERICAN CHEMICAL SOCIETY
  • 6 verified cross-references
  • Primary manufacturer: Federal Specifications Promulgated by General Services Administration Washington DC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Phosphorus Pentoxide, cataloged under National Stock Number 6810-00-275-8138, is classified within Federal Supply Class 6810 (No Item Name Available) of the Chemicals and Chemical Products group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN6810-00-275-8138
Primary Part NumberO-C-265
Item NamePhosphorus Pentoxide
FSC / FSG6810 / 68 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Quantity Within Each Unit Package500.0 GRAMS G
Physical FormPOWDER
Special Handling FeatureFLAMMABLE
Composition and Percentage98.0 MINIMUM BY WEIGHT PHOSPHORUS PENTOXIDE
Medical Designation and GradeAMERICAN CHEMICAL SOCIETY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2910-00-008-9984 INTERCHANGEABLE
Carburetor,float
2530-00-212-19129374 INTERCHANGEABLE
Rim,wheel,pneumatic Tire
Saginaw Products Corporation Dba Cignys
5330-00-354-37561148 INTERCHANGEABLE
Gasket
Eaton Corporation
6730-00-393-4228 INTERCHANGEABLE
Plate
5140-00-408-14561148 INTERCHANGEABLE
Carrier,tool
Estex Manufacturing Company, Inc. Dba Estex Manufacturing Co Inc
5120-00-474-8098 INTERCHANGEABLE
Lever Jack Release
5975-00-681-4068RB150-50 INTERCHANGEABLE
Adapter,electrical Conduit
Egs Electrical Group Appleton Div
5950-00-682-37541148 INTERCHANGEABLE
Transformer,audio Frequency
Precision Electronics, Inc
5950-00-686-66651148 INTERCHANGEABLE
Reactor
Torotel, Inc. Div Torotel Products, Inc.
1560-00-802-34863006632 INTERCHANGEABLE
Brush Strip,rudder
Industrial Brush Corporation
Cross-Reference Index
Part NumberManufacturer
O-C-265 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
A-A-59282 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
9374 Avantor Performance Materials, Inc. (USA)
A245-500 Fisher Scientific Company L.l.c. (USA)
6612 Mallinckrodt Inc Anesthesia Products (USA)
1148 Honeywell International Inc Div Environmental Systems & Services (USA)
Related Parts
2910-00-008-9984INTERCHANGEABLE
CARBURETOR,FLOAT
2530-00-212-1912INTERCHANGEABLE
RIM,WHEEL,PNEUMATIC TIRE
9374
5330-00-354-3756INTERCHANGEABLE
GASKET
1148
6730-00-393-4228INTERCHANGEABLE
PLATE
5140-00-408-1456INTERCHANGEABLE
CARRIER,TOOL
1148
5120-00-474-8098INTERCHANGEABLE
LEVER JACK RELEASE
5975-00-681-4068INTERCHANGEABLE
ADAPTER,ELECTRICAL CONDUIT
RB150-50
5950-00-682-3754INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
1148
5950-00-686-6665INTERCHANGEABLE
REACTOR
1148
1560-00-802-3486INTERCHANGEABLE
BRUSH STRIP,RUDDER
3006632
1005-00-838-7976INTERCHANGEABLE
SHOTGUN,TARGET
11-48
5905-00-899-8525INTERCHANGEABLE
RESISTOR,FIXED,FILM

Frequently Asked Questions

What is NSN 6810-00-275-8138?

NSN 6810-00-275-8138 is a Phosphorus Pentoxide, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 6810 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6810-00-275-8138?

NSN 6810-00-275-8138 has 6 cross-referenced part numbers: O-C-265 (Federal Specifications Promulgated by General Services Administration Washington DC), A-A-59282 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 9374 (Avantor Performance Materials, Inc.), A245-500 (Fisher Scientific Company L.l.c.), 6612 (Mallinckrodt Inc Anesthesia Products) and 1 more.

What NSN replaces 6810-00-275-8138?

There are 12 known substitutes for 6810-00-275-8138: 2910-00-008-9984, 2530-00-212-1912, 5330-00-354-3756 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of O-C-265?

Key specifications for O-C-265: Quantity Within Each Unit Package: 500.0 GRAMS G; Physical Form: POWDER; Special Handling Feature: FLAMMABLE; Composition and Percentage: 98.0 MINIMUM BY WEIGHT PHOSPHORUS PENTOXIDE. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6810-00-275-8138 still in active supply?

NSN 6810-00-275-8138 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.
PartsTable Design LLC · partstable.com