Valve, Safety Relief 4820-01-669-3219 NSN 4820-01-669-3219 · NIIN 016693219 · Part number TR04-B20-0-N-30
Hydraforce Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 005K6
NSN 4820-01-669-3219 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-669-3219. Manufacturer of record part number: TR04-B20-0-N-30 .
Also searched as
4820-01-669-3219 ·
4820016693219 ·
NIIN 016693219 ·
01-669-3219 ·
FSC 4820 Valves, Nonpowered · CAGE 005K6 · TR04-B20-0-N-30 · 5604000 REV 8 TR01-B20-N-30
Nearby stock numbers
← 4820-01-669-3212 Valve, Check
·
4820-01-669-3256 Valve, Safety Relief →
4820-01-669-3219 — Valves, Nonpowered
Features
Valve,safety Relief — FSC 4820 1 manufacturer part number on file Manufacturer of record: Hydraforce Inc
Identification
NSN: 4820-01-669-3219
NIIN: 016693219
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: TR04-B20-0-N-30
Manufacturer: Hydraforce Inc
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-01-669-3219, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hydraforce 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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,safety Relief FSC / FSG 4820 — Valves, Nonpowered (FSG 48) Manufacturers Hydraforce Inc (CAGE 005K6)
Technical Specifications
Parameter Value NSN 4820-01-669-3219 Primary Part Number TR04-B20-0-N-30 Item Name Valve,safety Relief FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer Hydraforce 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
Reference documents
Reference Meaning
5604000 REV 8 TR01-B20-N-30
C/1 Advisory reference — outside the item-of-supply concept Hydraforce 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 4820-01-669-3219?
NSN 4820-01-669-3219 is a Valve,safety Relief, manufactured by Hydraforce Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-669-3219?
NSN 4820-01-669-3219 has 1 manufacturer part number on file: TR04-B20-0-N-30 (Hydraforce Inc).
Is NSN 4820-01-669-3219 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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