Tube Assembly, Fire Extinguishing4210-01-221-2137

NSN 4210-01-221-2137 · NIIN 012212137

FSC 4210 — Firefighting Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment

Government record, cited

Also searched as 4210-01-221-2137 · 4210012212137 · NIIN 012212137 · 01-221-2137 · FSC 4210 Firefighting Equipment · 1214D1618 · 1214D1618 · 1214D1618 · 1214D1618

Nearby stock numbers ← 4210-01-220-8310 Cylinder Assembly, Valve · 4210-01-221-3654 Tank, Foam →

Features

Tube Assembly,fire Extinguishing — FSC 4210

Identification

NSN: 4210-01-221-2137
NIIN: 012212137
FSC: 4210 — Firefighting Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment

General Description

The Tube Assembly,fire Extinguishing, cataloged under National Stock Number 4210-01-221-2137, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Tube Assembly,fire Extinguishing
FSC / FSG	4210 — Firefighting Equipment (FSG 42)

Technical Specifications

Parameter	Value
NSN	4210-01-221-2137
Item Name	Tube Assembly,fire Extinguishing
FSC / FSG	4210 / 42 — Firefighting Equipment
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
1214D1618	5/9 Secondary reference Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems
1214D1618	3/9 Design control — primary reference U.S. Government activity
1214D1618	5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics
1214D1618	5/2 Secondary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 4210 — Firefighting Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4210-00-001-3525

CYLINDER ASSEMBLY,LIQUID

4210-00-001-3526

CYLINDER ASSEMBLY,LIQUID

4210-00-003-6976

4210-00-003-6976 · Item name not on file

4210-00-004-8316

NOZZLE,FIRE EQUIPMENT

4210-00-005-1080

4210-00-005-1080 · Item name not on file

4210-00-005-7152

4210-00-005-7152 · Item name not on file

4210-00-005-7684

4210-00-005-7684 · Item name not on file

4210-00-006-6244

4210-00-006-6244 · Item name not on file

Frequently Asked Questions

What is NSN 4210-01-221-2137?

NSN 4210-01-221-2137 is a Tube Assembly,fire Extinguishing, classified under FSC 4210, Firefighting Equipment. Status: active.

Is NSN 4210-01-221-2137 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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