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NSN 4820-01-110-4477Government record, cited

Valve, Flow Control4820-01-110-4477

NSN 4820-01-110-4477 · NIIN 011104477

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-110-4477 · 4820011104477 · NIIN 011104477 · 01-110-4477 · FSC 4820 Valves, Nonpowered · 2794-0001 PIECE 23 · 2794-0017-1 · 2794-0017-1 · 2794-0001

Nearby stock numbers ← 4820-01-110-4383 Valve, Safety Relief · 4820-01-110-4752 →

4820-01-110-4477 — Valves, Nonpowered

Features

Valve,flow Control — FSC 4820

Identification

NSN: 4820-01-110-4477
NIIN: 011104477
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Valve,flow Control, cataloged under National Stock Number 4820-01-110-4477, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Valve,flow Control
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)

Technical Specifications

Parameter	Value
NSN	4820-01-110-4477
Item Name	Valve,flow Control
FSC / FSG	4820 / 48 — Valves, Nonpowered
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

⇄ Related Items 5

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

4820-01-110-72072794-0001-57 POSSIBLE MATCH

SEAT RETAINER,VALVE

Possible match (shared part number)Mission Systems Orchard Park Inc

4820-01-110-76522794-0001-11 POSSIBLE MATCH

CARTRIDGE,GAGE ISOLATION VALVE

Possible match (shared part number)Mission Systems Orchard Park Inc

4820-01-110-7653 POSSIBLE MATCH

RETAINER,SEAT,VALVE

Possible match (shared part number)

4820-01-118-5622 POSSIBLE MATCH

DISK,VALVE

Possible match (shared part number)

4730-01-179-8838 POSSIBLE MATCH

MANIFOLD,HYDRAULIC SYSTEM ACCESS

Possible match (shared part number)

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
2794-0001 PIECE 23	5/9 Secondary reference Mission Systems Orchard Park Inc
2794-0017-1	C/1 Advisory reference — outside the item-of-supply concept Mission Systems Orchard Park Inc
2794-0017-1	3/9 Design control — primary reference Carleton Technologies Inc Div Tampa Facility
2794-0001	5/9 Secondary reference Mission Systems Orchard Park Inc

Related Parts

4820-01-110-7207POSSIBLE MATCH

SEAT RETAINER,VALVE

2794-0001-57

4820-01-110-7652POSSIBLE MATCH

CARTRIDGE,GAGE ISOLATION VALVE

2794-0001-11

4820-01-110-7653POSSIBLE MATCH

RETAINER,SEAT,VALVE

4820-01-118-5622POSSIBLE MATCH

DISK,VALVE

4730-01-179-8838POSSIBLE MATCH

MANIFOLD,HYDRAULIC SYSTEM ACCESS

Frequently Asked Questions

What is NSN 4820-01-110-4477?

NSN 4820-01-110-4477 is a Valve,flow Control, classified under FSC 4820, Valves, Nonpowered. Status: active.

What NSN replaces 4820-01-110-4477?

5 possible matches (shared part number, not a government interchangeability claim): 4820-01-110-7207, 4820-01-110-7652, 4820-01-110-7653. Verify interchangeability with system specifications before substitution.

Is NSN 4820-01-110-4477 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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