PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

O-C-265Calcium Carbonate

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 6810-00-234-8365 · FSC 6810 · No Item Name Available
Verified by PartsTable
NSN 6810-00-234-8365 — this item is cataloged by the U.S. Government under National Stock Number 6810-00-234-8365. Primary manufacturer part number: O-C-265.
Features
  • Calcium Carbonate — FSC 6810
  • Physical Form: POWDER
  • Quantity Within Each Unit Package: 500.0 GRAMS G
  • 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 Calcium Carbonate, cataloged under National Stock Number 6810-00-234-8365, 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 3 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: Active.

Technical Specifications
ParameterValue
NSN6810-00-234-8365
Primary Part NumberO-C-265
Item NameCalcium Carbonate
FSC / FSG6810 / 68 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Physical FormPOWDER
Quantity Within Each Unit Package500.0 GRAMS G
Medical Designation and GradeAMERICAN CHEMICAL SOCIETY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-180-28974072 INTERCHANGEABLE
Clamp,screw,quick Adjusting
Adjustable Clamp Co
6810-00-281-6934 INTERCHANGEABLE
Sucrose
5360-00-335-932311512 INTERCHANGEABLE
Spring,helical,compression
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5360-00-349-81664072 INTERCHANGEABLE
Spring,blocker
Wakmann Watch Company Inc
5365-00-371-814011288 INTERCHANGEABLE
Ring,externally Threaded
Hawker Pacific Aerospace Landing Gear and Components Mfg and Repair
5340-00-425-19244072 INTERCHANGEABLE
Bumper
Miller Products Co Inc
5310-00-516-25755162575 INTERCHANGEABLE
Nut,plain,wing
U S Army Tank Automotive Command Amsta-Im-Mm
5340-00-582-81084072 INTERCHANGEABLE
Bumper
Src Elastomerics, Inc. Dba Src Elastomerics Inc Div Stockwell Elastomerics Inc
6210-00-782-7865 INTERCHANGEABLE
Lens,light
5310-00-814-24508062 INTERCHANGEABLE
Nut,plain,cap
Federal Screw Products, Inc.
Cross-Reference Index
Part NumberManufacturer
O-C-265 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MIL-STD-1218 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
C64-500 Fisher Scientific Company L.l.c. (USA)
1506 Honeywell International Inc Div Environmental Systems & Services (USA)
4072 Mallinckrodt Inc Anesthesia Products (USA)
1-1288 Avantor Performance Materials, Inc. (USA)
Related Parts
5120-00-180-2897INTERCHANGEABLE
CLAMP,SCREW,QUICK ADJUSTING
4072
6810-00-281-6934INTERCHANGEABLE
SUCROSE
5360-00-335-9323INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
11512
5360-00-349-8166INTERCHANGEABLE
SPRING,BLOCKER
4072
5365-00-371-8140INTERCHANGEABLE
RING,EXTERNALLY THREADED
11288
5340-00-425-1924INTERCHANGEABLE
BUMPER
4072
5310-00-516-2575INTERCHANGEABLE
NUT,PLAIN,WING
5162575
5340-00-582-8108INTERCHANGEABLE
BUMPER
4072
6210-00-782-7865INTERCHANGEABLE
LENS,LIGHT
5310-00-814-2450INTERCHANGEABLE
NUT,PLAIN,CAP
8062
5998-00-967-4979INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
407-2
6625-01-030-9455INTERCHANGEABLE
CONVERTER

Frequently Asked Questions

What is NSN 6810-00-234-8365?

NSN 6810-00-234-8365 is a Calcium Carbonate, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 6810 (No Item Name Available). Status: active.

What are the part numbers for NSN 6810-00-234-8365?

NSN 6810-00-234-8365 has 6 cross-referenced part numbers: O-C-265 (Federal Specifications Promulgated by General Services Administration Washington DC), MIL-STD-1218 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), C64-500 (Fisher Scientific Company L.l.c.), 1506 (Honeywell International Inc Div Environmental Systems & Services), 4072 (Mallinckrodt Inc Anesthesia Products) and 1 more.

What NSN replaces 6810-00-234-8365?

There are 12 known substitutes for 6810-00-234-8365: 5120-00-180-2897, 6810-00-281-6934, 5360-00-335-9323 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of O-C-265?

Key specifications for O-C-265: Physical Form: POWDER; Quantity Within Each Unit Package: 500.0 GRAMS G; Medical Designation and Grade: AMERICAN CHEMICAL SOCIETY. 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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