Valve, Check 4820-01-008-8573 NSN 4820-01-008-8573 · NIIN 010088573 · Part number L53300-16RBK1
Lourdes Industries, Inc. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 01178
NSN 4820-01-008-8573 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-008-8573. Manufacturer of record part number: L53300-16RBK1 .
Also searched as
4820-01-008-8573 ·
4820010088573 ·
NIIN 010088573 ·
01-008-8573 ·
FSC 4820 Valves, Nonpowered · CAGE 01178 · L53300-16RBK1 · L53300-16RB
Nearby stock numbers
← 4820-01-008-8572
·
4820-01-008-8576 Valve, Safety Relief →
4820-01-008-8573 — Valves, Nonpowered
Features
Valve,check — FSC 4820 1 manufacturer part number on file Manufacturer of record: Lourdes Industries, Inc.
Identification
NSN: 4820-01-008-8573
NIIN: 010088573
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: L53300-16RBK1
Manufacturer: Lourdes Industries, Inc.
General Description
The Valve,check, cataloged under National Stock Number 4820-01-008-8573, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Lourdes Industries, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name Valve,check FSC / FSG 4820 — Valves, Nonpowered (FSG 48) Manufacturers Lourdes Industries, Inc. (CAGE 01178)
Technical Specifications
Parameter Value NSN 4820-01-008-8573 Primary Part Number L53300-16RBK1 Item Name Valve,check FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer Lourdes Industries, Inc. 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
Cross-Reference Index
Part Number Manufacturer
L53300-16RBK1 PRIMARY Lourdes Industries, Inc. (USA)
Reference documents
Reference Meaning
L53300-16RB
C/1 Advisory reference — outside the item-of-supply concept Lourdes Industries, Inc.
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-008-8573?
NSN 4820-01-008-8573 is a Valve,check, manufactured by Lourdes Industries, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-008-8573?
NSN 4820-01-008-8573 has 1 manufacturer part number on file: L53300-16RBK1 (Lourdes Industries, Inc.).
Is NSN 4820-01-008-8573 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.
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