Diaphragm, Valve, Flat 4820-01-192-8512 NSN 4820-01-192-8512 · NIIN 011928512 · Part number BY39222F PFA
Durco Intl · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 1BCY2
NSN 4820-01-192-8512 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-192-8512. Manufacturer of record part number: BY39222F PFA .
Also searched as
4820-01-192-8512 ·
4820011928512 ·
NIIN 011928512 ·
01-192-8512 ·
FSC 4820 Valves, Nonpowered · CAGE 1BCY2 · BY39222F PFA · BY39222F TFE · BY39222F TFE
Nearby stock numbers
← 4820-01-192-8511
·
4820-01-192-8513 Diaphragm, Valve, Flat →
4820-01-192-8512 — Valves, Nonpowered
Features
Diaphragm,valve,flat — FSC 4820 Material: PLASTIC POLYTETRAFLUOROETHYLENE 1 manufacturer part number on file Manufacturer of record: Durco Intl
Identification
NSN: 4820-01-192-8512
NIIN: 011928512
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: BY39222F PFA
Manufacturer: Durco Intl
General Description
The Diaphragm,valve,flat, cataloged under National Stock Number 4820-01-192-8512, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Durco Intl. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 4820-01-192-8512 Primary Part Number BY39222F PFA Item Name Diaphragm,valve,flat FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer Durco Intl Status ACTIVE Material PLASTIC POLYTETRAFLUOROETHYLENE
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
BY39222F PFA PRIMARY Durco Intl (USA)
Reference documents
Reference Meaning
BY39222F PFA
5/9 Secondary reference Duriron Co Inc the
BY39222F TFE
5/9 Secondary reference Durco Intl
BY39222F TFE
5/9 Secondary reference Duriron Co Inc the
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 4820-01-192-8512?
NSN 4820-01-192-8512 is a Diaphragm,valve,flat, manufactured by Durco Intl, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-192-8512?
NSN 4820-01-192-8512 has 1 manufacturer part number on file: BY39222F PFA (Durco Intl).
What are the specifications of BY39222F PFA?
Key specifications for BY39222F PFA: Material: PLASTIC POLYTETRAFLUOROETHYLENE. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-192-8512 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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