Stem, Fluid Valve 4820-00-375-8003 NSN 4820-00-375-8003 · NIIN 003758003 · Part number 66D109
Derbyshire Machine & Tool Co · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 71905
NSN 4820-00-375-8003 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-375-8003. Manufacturer of record part number: 66D109 .
Also searched as
4820-00-375-8003 ·
4820003758003 ·
NIIN 003758003 ·
00-375-8003 ·
FSC 4820 Valves, Nonpowered · CAGE 71905 · 66D109 · 563-473-4278PC18 · 569-4801-932474RLT4PC18 · 563-4801-932474ALT4PC18
Nearby stock numbers
← 4820-00-375-8002 Valve, Angle
·
4820-00-375-8004 Stem, Fluid Valve →
4820-00-375-8003 — Valves, Nonpowered
Features
Stem,fluid Valve — FSC 4820 Material: STEEL CORROSION RESISTING 1 manufacturer part number on file Manufacturer of record: Derbyshire Machine & Tool Co
Identification
NSN: 4820-00-375-8003
NIIN: 003758003
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 66D109
Manufacturer: Derbyshire Machine & Tool Co
General Description
The Stem,fluid Valve, cataloged under National Stock Number 4820-00-375-8003, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Derbyshire Machine & Tool Co. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter Value NSN 4820-00-375-8003 Primary Part Number 66D109 Item Name Stem,fluid Valve FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer Derbyshire Machine & Tool Co Status ACTIVE Material STEEL CORROSION RESISTING
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
66D109 PRIMARY Derbyshire Machine & Tool Co (USA)
Reference documents
Reference Meaning
563-473-4278PC18
5/2 Secondary reference U.S. Government activity
569-4801-932474RLT4PC18
5/2 Secondary reference U.S. Government activity
563-4801-932474ALT4PC18
3/2 Design control — primary reference U.S. Government activity
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 4820-00-375-8003?
NSN 4820-00-375-8003 is a Stem,fluid Valve, manufactured by Derbyshire Machine & Tool Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-00-375-8003?
NSN 4820-00-375-8003 has 1 manufacturer part number on file: 66D109 (Derbyshire Machine & Tool Co).
What are the specifications of 66D109?
Key specifications for 66D109: Material: STEEL CORROSION RESISTING. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-00-375-8003 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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