PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A656-500Ammonium Carbonate

Fisher Scientific Company L.l.c. · NSN 6810-00-234-8358 · FSC 6810 · No Item Name Available
Verified by PartsTable
NSN 6810-00-234-8358 — this item is cataloged by the U.S. Government under National Stock Number 6810-00-234-8358. Primary manufacturer part number: A656-500.
Features
  • Ammonium Carbonate — FSC 6810
  • Physical Form: FLAKE OR LUMP
  • Quantity Within Each Unit Package: 1.000 POUNDS LBS
  • Composition and Percentage: 30.0 MINIMUM BY WEIGHT AMMONIA
  • Medical Designation and Grade: AMERICAN CHEMICAL SOCIETY
  • 5 verified cross-references
  • Primary manufacturer: Fisher Scientific Company L.l.c.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ammonium Carbonate, cataloged under National Stock Number 6810-00-234-8358, is classified within Federal Supply Class 6810 (No Item Name Available) of the Chemicals and Chemical Products group. The primary manufacturer of record is Fisher Scientific Company L.l.c.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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
NSN6810-00-234-8358
Primary Part NumberA656-500
Item NameAmmonium Carbonate
FSC / FSG6810 / 68 — No Item Name Available
ManufacturerFisher Scientific Company L.l.c.
StatusCANCELLED
Physical FormFLAKE OR LUMP
Quantity Within Each Unit Package1.000 POUNDS LBS
Composition and Percentage30.0 MINIMUM BY WEIGHT AMMONIA
Medical Designation and GradeAMERICAN CHEMICAL SOCIETY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5910-00-114-0747 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
2520-00-152-8359203352 INTERCHANGEABLE
Spacer
Clark Material Handling Company
5340-00-433-01713352 INTERCHANGEABLE
Bumper
Gc/waldom Inc
5950-00-645-106133-5-2 INTERCHANGEABLE
Transformer,power
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
2995-00-692-38063352 INTERCHANGEABLE
Cap,check Valve
L3harris Interstate Electronics Corporation
5975-00-713-818233-52 INTERCHANGEABLE
Clamp,electrical Conductor,strai
Te Connectivity Corporation Dba Microdot Products
5935-00-863-36833352 INTERCHANGEABLE
Plug,electrical
Te Connectivity Corporation Dba Microdot Products
6510-00-926-90823352 INTERCHANGEABLE
Sponge,surgical
Dynarex Corp
2510-01-097-5029966039-1C INTERCHANGEABLE
Shock Absorber,direct Action
Raytheon Company Dba Raytheon
5355-01-231-7552 INTERCHANGEABLE
Knob
Cross-Reference Index
Part NumberManufacturer
A656-500 Fisher Scientific Company L.l.c. (USA)
0642 Avantor Performance Materials, Inc. (USA)
A-A-59282 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
O-C-265 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
3352 Mallinckrodt Inc Anesthesia Products (USA)
Related Parts
5910-00-114-0747INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
2520-00-152-8359INTERCHANGEABLE
SPACER
203352
5340-00-433-0171INTERCHANGEABLE
BUMPER
3352
5950-00-645-1061INTERCHANGEABLE
TRANSFORMER,POWER
33-5-2
2995-00-692-3806INTERCHANGEABLE
CAP,CHECK VALVE
3352
5975-00-713-8182INTERCHANGEABLE
CLAMP,ELECTRICAL CONDUCTOR,STRAI
33-52
5935-00-863-3683INTERCHANGEABLE
PLUG,ELECTRICAL
3352
6510-00-926-9082INTERCHANGEABLE
SPONGE,SURGICAL
3352
2510-01-097-5029INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
966039-1C
5355-01-231-7552INTERCHANGEABLE
KNOB
6150-01-263-9631INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
3352
6625-01-542-0302INTERCHANGEABLE
RUBIDIUM,STANDARD,A
3841AS1880-01

Frequently Asked Questions

What is NSN 6810-00-234-8358?

NSN 6810-00-234-8358 is a Ammonium Carbonate, manufactured by Fisher Scientific Company L.l.c., classified under FSC 6810 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6810-00-234-8358?

NSN 6810-00-234-8358 has 5 cross-referenced part numbers: A656-500 (Fisher Scientific Company L.l.c.), 0642 (Avantor Performance Materials, Inc.), A-A-59282 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), O-C-265 (Federal Specifications Promulgated by General Services Administration Washington DC), 3352 (Mallinckrodt Inc Anesthesia Products).

What NSN replaces 6810-00-234-8358?

There are 12 known substitutes for 6810-00-234-8358: 5910-00-114-0747, 2520-00-152-8359, 5340-00-433-0171 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A656-500?

Key specifications for A656-500: Physical Form: FLAKE OR LUMP; Quantity Within Each Unit Package: 1.000 POUNDS LBS; Composition and Percentage: 30.0 MINIMUM BY WEIGHT AMMONIA; Medical Designation and Grade: AMERICAN CHEMICAL SOCIETY. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6810-00-234-8358 still in active supply?

NSN 6810-00-234-8358 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.
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