PartsTable TECHNICAL DATA SHEET

NSN 4820-01-127-5239Government record, cited

Disk, Valve4820-01-127-5239

NSN 4820-01-127-5239 · NIIN 011275239 · Part number 8192 NO 5

William E Williams Valve Corp · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 79342

Government record, cited

NSN 4820-01-127-5239 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-127-5239. Manufacturer of record part number: 8192 NO 5.

Also searched as 4820-01-127-5239 · 4820011275239 · NIIN 011275239 · 01-127-5239 · FSC 4820 Valves, Nonpowered · CAGE 79342 · 8192 NO 5 · 8192

Nearby stock numbers ← 4820-01-127-5238 · 4820-01-127-5276 Spindle and Valve →

4820-01-127-5239 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Pressure Rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
Temp Rating: 500.0 FAHRENHEIT NOMINAL DEGF
Material: STEEL CORROSION RESISTING
1 manufacturer part number on file
Manufacturer of record: William E Williams Valve Corp

Identification

NSN: 4820-01-127-5239
NIIN: 011275239
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 8192 NO 5
Manufacturer: William E Williams Valve Corp

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-127-5239, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is William E Williams Valve Corp. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-127-5239
Primary Part Number	8192 NO 5
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	William E Williams Valve Corp
Status	ACTIVE
Pressure Rating	150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
Temp Rating	500.0 FAHRENHEIT NOMINAL DEGF
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

⇄ Related Items 6

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

4820-01-205-8254 POSSIBLE MATCH

SEAT,VALVE

Possible match (shared part number)

4820-01-285-6206153F1-3-6 POSSIBLE MATCH

SEAT,VALVE

Possible match (shared part number)William E Williams Valve Corp

4820-01-285-6245153F-1-3-3 POSSIBLE MATCH

STEM,FLUID VALVE

Possible match (shared part number)William E Williams Valve Corp

4820-01-285-6304153F1-3-5 POSSIBLE MATCH

DISK,VALVE

Possible match (shared part number)William E Williams Valve Corp

4820-01-286-1962153F-1 3IN POSSIBLE MATCH

VALVE,ANGLE

Possible match (shared part number)William E Williams Valve Corp

4240-01-386-5469 POSSIBLE MATCH

FITTING,TWIN SHAFT

Possible match (shared part number)

Cross-Reference Index

Part Number	Manufacturer
8192 NO 5 PRIMARY	William E Williams Valve Corp (USA)

Reference documents

Reference	Meaning
8192	D/9 Drawing number reference only William E Williams Valve Corp

Related Parts

4820-01-205-8254POSSIBLE MATCH

SEAT,VALVE

4820-01-285-6206POSSIBLE MATCH

SEAT,VALVE

153F1-3-6

4820-01-285-6245POSSIBLE MATCH

STEM,FLUID VALVE

153F-1-3-3

4820-01-285-6304POSSIBLE MATCH

DISK,VALVE

153F1-3-5

4820-01-286-1962POSSIBLE MATCH

VALVE,ANGLE

153F-1 3IN

4240-01-386-5469POSSIBLE MATCH

FITTING,TWIN SHAFT

Frequently Asked Questions

What is NSN 4820-01-127-5239?

NSN 4820-01-127-5239 is a Disk,valve, manufactured by William E Williams Valve Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-127-5239?

NSN 4820-01-127-5239 has 1 manufacturer part number on file: 8192 NO 5 (William E Williams Valve Corp).

What NSN replaces 4820-01-127-5239?

6 possible matches (shared part number, not a government interchangeability claim): 4820-01-205-8254, 4820-01-285-6206, 4820-01-285-6245. Verify interchangeability with system specifications before substitution.

What are the specifications of 8192 NO 5?

Key specifications for 8192 NO 5: Pressure Rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Temp Rating: 500.0 FAHRENHEIT NOMINAL DEGF; Material: STEEL CORROSION RESISTING. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-127-5239 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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