NSN 4820-00-019-0530 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-019-0530. Manufacturer of record part number: KV872055.
Manufacturer of record: Norwalk Compreseer Company Inc Dba Norwalk Compressor Company
Identification
NSN: 4820-00-019-0530
NIIN: 000190530
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: KV872055
Manufacturer: Norwalk Compreseer Company Inc Dba Norwalk Compressor Company
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-00-019-0530, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Norwalk Compreseer Company Inc Dba Norwalk Compressor Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Valve,safety Relief
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Manufacturers
Norwalk Compreseer Company Inc Dba Norwalk Compressor Company (CAGE 44218)
Technical Specifications
Parameter
Value
NSN
4820-00-019-0530
Primary Part Number
KV872055
Item Name
Valve,safety Relief
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Norwalk Compreseer Company Inc Dba Norwalk Compressor Company
Norwalk Compreseer Company Inc Dba Norwalk Compressor Company (USA)
Reference documents
Reference
Meaning
C0207-2
5/9Secondary reference
Norwalk Compreseer Company Inc Dba Norwalk Compressor Company
C02072
5/1Secondary reference
Norwalk Compreseer Company Inc Dba Norwalk Compressor Company
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 4820-00-019-0530?
NSN 4820-00-019-0530 is a Valve,safety Relief, manufactured by Norwalk Compreseer Company Inc Dba Norwalk Compressor Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-00-019-0530?
NSN 4820-00-019-0530 has 1 manufacturer part number on file: KV872055 (Norwalk Compreseer Company Inc Dba Norwalk Compressor Company).
Is NSN 4820-00-019-0530 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.