What is NDC 53511-003?

53511-003 is the product NDC for Nitrous Oxide, Nitrous oxide 99 L/100L gas, listed with the FDA by Volunteer Welding Supply Inc. It has 7 package NDCs, shown above in 10- and 11-digit form.

Volunteer Welding Supply Inc, NDC labeler code 53511. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Nitrous Oxide?

42 other product NDCs are listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

Nitrous Oxide NDC 53511-003 | National Drug Code

NDC codes

FDA NDC Directory

Product NDC (as listed)53511-003Labeler and product segments. Claims need a package NDC.

Product NDC at billing width53511-0003Add the package segment from the table below.

Package NDCs as listed with the FDA, and the 11-digit 5-4-2 form used on claims. The highlighted digit is the added leading zero.
Package NDC	11-digit (billing)	Package
53511-003-01	53511000301	671 L in 1 CYLINDER (53511-003-01)Marketed from Jan 1, 1973
53511-003-02	53511000302	6896 L in 1 CYLINDER (53511-003-02)Marketed from Jan 1, 1973
53511-003-03	53511000303	3450 L in 1 CYLINDER (53511-003-03)Marketed from Jan 1, 1973
53511-003-04	53511000304	3454 L in 1 CYLINDER (53511-003-04)Marketed from Jan 1, 1973
53511-003-05	53511000305	1745 L in 1 CYLINDER (53511-003-05)Marketed from Jan 1, 1973
53511-003-06	53511000306	5167 L in 1 CYLINDER (53511-003-06)Marketed from Jan 1, 1973
53511-003-07	53511000307	1337 L in 1 CYLINDER (53511-003-07)Marketed from Jan 1, 1973

How the 11-digit form is made: The product segment has 3 digits, so one leading zero is added to it (5-3-2 → 5-4-2). Formatting the NDC does not by itself make it billable — the product, package and quantity must match what was dispensed or administered, and payer rules apply. Conversion rules

Product information

Brand name (proprietary): Nitrous Oxide
Generic name (nonproprietary): nitrous oxide
Active ingredients: Nitrous oxide — 99 L/100L
Dosage form: Gas
Route: Respiratory (Inhalation)
Labeler: Volunteer Welding Supply IncNDC labeler code 53511
Product type: Prescription drug
Marketing category: NDA — New Drug ApplicationApplication NDA 209989
Marketing start: Jan 1, 1973
Listing expires: Dec 31, 2026
Identifiers: Product ID 53511-003_44831b3a-2554-9e64-e063-6394a90a8722SPL ID 44831b3a-2554-9e64-e063-6394a90a8722SPL set ID 5c05dbd2-fd6b-462f-957a-b7ecf66ab27eRxCUI 312022UNII K50XQU1029

Billing references

What Med-Code can say about coding this product, and where each statement comes from. Nothing here is inferred from the name alone.

HCPCS codeNo match

No drug-specific HCPCS code in Med-Code's directory for this product. The directory is curated and not complete — check the current CMS HCPCS file before billing.

NDC on a medical claim

N453511000301 followed by a unit qualifier and the quantity

Package 53511-0003-01. Unit qualifiers: F2 (international unit), GR (gram), ME (milligram), ML (milliliter), UN (unit (each)). The qualifier and quantity depend on what was given. About the N4 qualifier

Product label

Current FDA label (SPL), effective Nov 26, 2025.

Full label on DailyMed (opens in a new tab)

About NDC 53511-003

What is NDC 53511-003?: 53511-003 is the product NDC for Nitrous Oxide, Nitrous oxide 99 L/100L gas, listed with the FDA by Volunteer Welding Supply Inc. It has 7 package NDCs, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Nitrous Oxide.
What is the active ingredient?: Nitrous oxide.
Who is the labeler?: Volunteer Welding Supply Inc, NDC labeler code 53511. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Nitrous Oxide?: 42 other product NDCs are listed under this name. See all Nitrous Oxide NDCs.
Is there a related HCPCS / J-code?: Not in Med-Code's curated HCPCS directory. See Billing references above.

Other finished products listed under the same name: strengths, forms and labelers.

Other Nitrous Oxide NDCs
Product	Strength	Form · route	Labeler	Product NDC	Package NDCs (11-digit)
Nitrous Oxide	Nitrous oxide 992 mL/L	GasRespiratory (Inhalation)	WSM SUPPLIER LLC.	84120-003	84120-0003-0184120-0003-0284120-0003-03+12 more
Nitrous Oxide	Nitrous oxide 990 mL/L	GasRespiratory (Inhalation)	AGP LLC	22557-003	22557-0003-0122557-0003-0222557-0003-03+2 more
Nitrous Oxide	Nitrous oxide 992 mL/L	GasRespiratory (Inhalation)	Analgesic Services Inc	52085-003	52085-0003-0152085-0003-0252085-0003-03
Nitrous Oxide	Nitrous oxide 990 mL/L	GasRespiratory (Inhalation)	MAVERICK OXYGEN & RESPIRATORY EQUIPMENT, LLC	67477-002	67477-0002-0167477-0002-0267477-0002-03
Nitrous Oxide	Nitrous oxide 99 L/100L	GasRespiratory (Inhalation)	Keen Compressed Gas Co. Inc.	48273-002	48273-0002-0448273-0002-0548273-0002-06+3 more
Nitrous Oxide	Nitrous oxide 990 mL/L	GasRespiratory (Inhalation)	MITCHELL WELDING SUPPLY DBA Meritus Texas	72276-002	72276-0002-0172276-0002-0272276-0002-03+13 more
Nitrous Oxide	Nitrous oxide 990 mL/L	GasRespiratory (Inhalation)	DJB Gas Services, Inc	43621-003	43621-0003-1143621-0003-1243621-0003-13+8 more
Nitrous Oxide	Nitrous oxide 990 mL/L	GasRespiratory (Inhalation)	Central Welding Supply Company	70151-004	70151-0004-0270151-0004-0470151-0004-10+5 more
Nitrous Oxide	Nitrous oxide 990 mL/L	GasRespiratory (Inhalation)	Metro Welding Supply Corporation	62273-005	62273-0005-0162273-0005-0362273-0005-04+3 more
Nitrous Oxide	Nitrous oxide 990 mL/L	GasRespiratory (Inhalation)	American Welding & Gas	44076-012	44076-0012-0144076-0012-0244076-0012-03+11 more

All 43 Nitrous Oxide NDCs

Other NDCs under NDA 209989

Products listed under the same FDA application: other strengths and forms, and repackagers who relabel the same product.

FDA NDC Directory listings under NDA 209989
Product	Strength	Form · route	Labeler	Product NDC
Nitrous Oxide	Nitrous oxide 992 mL/L	GasRespiratory (Inhalation)	WSM SUPPLIER LLC.	84120-003
Nitrous Oxide	Nitrous oxide 990 mL/L	GasRespiratory (Inhalation)	Lessors, Incorporated	55404-002
Nitrous Oxide	Nitrous oxide 995 mL/L	GasRespiratory (Inhalation)	MEDICAL-TECHNICAL GASES, INC.	10736-017
Nitrous Oxide	Nitrous oxide 990 mL/L	GasRespiratory (Inhalation)	MAVERICK OXYGEN & RESPIRATORY EQUIPMENT, LLC	67477-002
Nitrous Oxide	Nitrous oxide 992 mL/L	GasRespiratory (Inhalation)	Analgesic Services Inc	52085-003
Nitrous Oxide	Nitrous oxide 99 L/100L	GasRespiratory (Inhalation)	Badger Welding Supplies, Inc.	12121-002
Nitrous Oxide	Nitrous oxide 992 mL/L	GasRespiratory (Inhalation)	Matheson Tri-Gas, Inc.	55037-301
Nitrous Oxide	Nitrous oxide 99 L/100L	GasRespiratory (Inhalation)	Corrigan Propane LLC dba Blue Water Industrial Products	44517-020
Oxygen	Nitrous oxide 992 mL/L	GasRespiratory (Inhalation)	All Gas & Welding Supplies Co., Inc.	56130-004
Nitrous Oxide	Nitrous oxide 99 L/100L	GasRespiratory (Inhalation)	Crumpton Welding Supply & Equipment, Inc.	52568-002
Nitrous Oxide	Nitrous oxide 990 mL/L	GasRespiratory (Inhalation)	MITCHELL WELDING SUPPLY DBA Meritus Texas	72276-002
Nitrous Oxide	Nitrous oxide 990 mL/L	GasRespiratory (Inhalation)	Linde Gas & Equipment Inc.	59579-004
Nitrous Oxide	Nitrous oxide 990 mL/L	GasRespiratory (Inhalation)	General Welding Supply Corp.	20703-003