NSN 4720-01-628-9971 · NIIN 016289971 · Part number 11B4522020-1
Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 5B5M3
Government record, cited
NSN 4720-01-628-9971 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-628-9971. Manufacturer of record part number: 11B4522020-1.
Also searched as4720-01-628-9971 ·
4720016289971 ·
NIIN 016289971 ·
01-628-9971 ·
FSC 4720 Hose and Flexible Tubing · CAGE 5B5M3 · 11B4522020-1 · 11B4522020
Manufacturer of record: Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army
Identification
NSN: 4720-01-628-9971
NIIN: 016289971
FSC: 4720 — Hose and Flexible Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 11B4522020-1
Manufacturer: Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army
General Description
The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-628-9971, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Hose Assembly,nonmetallic
FSC / FSG
4720 — Hose and Flexible Tubing (FSG 47)
Manufacturers
Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army (CAGE 5B5M3)
Technical Specifications
Parameter
Value
NSN
4720-01-628-9971
Primary Part Number
11B4522020-1
Item Name
Hose Assembly,nonmetallic
FSC / FSG
4720 / 47 — Hose and Flexible Tubing
Manufacturer
Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4720-01-628-998611B4522020-2POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army
4720-01-629-003511B4522020-3POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army
4720-01-629-219211B4522020-4POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army
4720-01-629-224811B4522020-5POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army
4720-01-629-227411B4522020-6POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army
4720-01-629-231211B4522020-7POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army
Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army (USA)
Reference documents
Reference
Meaning
11B4522020
D/9Drawing number reference only
Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army
Related Parts
4720-01-628-9986POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
11B4522020-2
4720-01-629-0035POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
11B4522020-3
4720-01-629-2192POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
11B4522020-4
4720-01-629-2248POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
11B4522020-5
4720-01-629-2274POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
11B4522020-6
4720-01-629-2312POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
11B4522020-7
Frequently Asked Questions
What is NSN 4720-01-628-9971?
NSN 4720-01-628-9971 is a Hose Assembly,nonmetallic, manufactured by Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
What part numbers are listed for NSN 4720-01-628-9971?
NSN 4720-01-628-9971 has 1 manufacturer part number on file: 11B4522020-1 (Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army).
What NSN replaces 4720-01-628-9971?
6 possible matches (shared part number, not a government interchangeability claim): 4720-01-628-9986, 4720-01-629-0035, 4720-01-629-2192. Verify interchangeability with system specifications before substitution.
Is NSN 4720-01-628-9971 hazardous material?
No hazard code in the DLA record (HMIC N). 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.