PartsTable TECHNICAL DATA SHEET

NSN 4820-01-197-9022Government record, cited

Disk, Valve4820-01-197-9022

NSN 4820-01-197-9022 · NIIN 011979022 · Part number 22036-A

Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 04537

Government record, cited

NSN 4820-01-197-9022 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-197-9022. Manufacturer of record part number: 22036-A.

Also searched as 4820-01-197-9022 · 4820011979022 · NIIN 011979022 · 01-197-9022 · FSC 4820 Valves, Nonpowered · CAGE 04537 · 22036-A · 20335-H · 20335-H PIECE 22

Nearby stock numbers ← 4820-01-197-9021 Disk, Valve · 4820-01-197-9143 Valve, Lift-Check →

4820-01-197-9022 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Pressure Rating: 600.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
Media for Which Designed: OIL
Material: STEEL
2 manufacturer part numbers on file
Manufacturer of record: Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa

Identification

NSN: 4820-01-197-9022
NIIN: 011979022
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 22036-A
Manufacturer: Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-197-9022, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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	4820-01-197-9022
Primary Part Number	22036-A
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa
Status	ACTIVE
Pressure Rating	600.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
Media for Which Designed	OIL
Material	STEEL

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 4

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

3040-01-198-302820335-H PIECE 6 POSSIBLE MATCH

PISTON,LINEAR ACTUATING CYLINDER

Possible match (shared part number)Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa

3040-01-198-307420335-H PIECE 5 POSSIBLE MATCH

CYLINDER,ACTUATING,LINEAR

Possible match (shared part number)Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa

3040-01-198-307620335-H PIECE 2 POSSIBLE MATCH

CYLINDER ASSEMBLY,ACTUATING,LINE

Possible match (shared part number)Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa

4820-01-199-876120335-H PIECE 21 POSSIBLE MATCH

RING,BODY,VALVE

Possible match (shared part number)Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa

Cross-Reference Index

Part Number	Manufacturer
22036-A PRIMARY	Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA)
20335-H PIECE 22	Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA)

Reference documents

Reference	Meaning
20335-H	D/9 Drawing number reference only Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa

Related Parts

3040-01-198-3028POSSIBLE MATCH

PISTON,LINEAR ACTUATING CYLINDER

20335-H PIECE 6

3040-01-198-3074POSSIBLE MATCH

CYLINDER,ACTUATING,LINEAR

20335-H PIECE 5

3040-01-198-3076POSSIBLE MATCH

CYLINDER ASSEMBLY,ACTUATING,LINE

20335-H PIECE 2

4820-01-199-8761POSSIBLE MATCH

RING,BODY,VALVE

20335-H PIECE 21

Frequently Asked Questions

What is NSN 4820-01-197-9022?

NSN 4820-01-197-9022 is a Disk,valve, manufactured by Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-197-9022?

NSN 4820-01-197-9022 has 2 manufacturer part numbers on file: 22036-A (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa), 20335-H PIECE 22 (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa).

What NSN replaces 4820-01-197-9022?

4 possible matches (shared part number, not a government interchangeability claim): 3040-01-198-3028, 3040-01-198-3074, 3040-01-198-3076. Verify interchangeability with system specifications before substitution.

What are the specifications of 22036-A?

Key specifications for 22036-A: Pressure Rating: 600.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Media for Which Designed: OIL; Material: STEEL. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-197-9022 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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