PartsTable TECHNICAL DATA SHEET

NSN 4820-01-483-7992Government record, cited

Seat, Valve4820-01-483-7992

NSN 4820-01-483-7992 · NIIN 014837992

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-483-7992 · 4820014837992 · NIIN 014837992 · 01-483-7992 · FSC 4820 Valves, Nonpowered · V3E10116 · V2C13663-1 · V3E10116 ITEM 32

Nearby stock numbers ← 4820-01-483-7960 Ball, Check · 4820-01-483-8129 Cap, Valve →

4820-01-483-7992 — Valves, Nonpowered

Features

Seat,valve — FSC 4820

Identification

NSN: 4820-01-483-7992
NIIN: 014837992
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-483-7992, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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.

Catalog Facts

Item Name	Seat,valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)

Technical Specifications

Parameter	Value
NSN	4820-01-483-7992
Item Name	Seat,valve
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 6

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

4820-01-483-8598V3E10116 ITEM 35 POSSIBLE MATCH

DIAPHRAGM,VALVE,FLAT

Possible match (shared part number)Vacco Industries

4820-01-483-8611V3E10116-01 POSSIBLE MATCH

VALVE,PILOT

Possible match (shared part number)Vacco Industries

4330-01-483-9583V3E10116 ITEM 11 POSSIBLE MATCH

FILTERING DISK,FLUID

Possible match (shared part number)Vacco Industries

4820-01-483-9837V3E10116 ITEM 34 POSSIBLE MATCH

RETAINER,DISK,VALVE

Possible match (shared part number)Vacco Industries

4820-01-484-0103V3E10116 ITEM 44 POSSIBLE MATCH

RETAINER,BALL

Possible match (shared part number)Vacco Industries

4820-01-484-0119V3E10116 ITEM 15 POSSIBLE MATCH

OVERRIDE ASSEMBLY

Possible match (shared part number)Vacco Industries

Cross-Reference Index

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

Reference documents

Reference	Meaning
V3E10116	D/9 Drawing number reference only U.S. Government activity
V2C13663-1	5/2 Secondary reference U.S. Government activity
V3E10116 ITEM 32	3/2 Design control — primary reference U.S. Government activity

Related Parts

4820-01-483-8598POSSIBLE MATCH

DIAPHRAGM,VALVE,FLAT

V3E10116 ITEM 35

4820-01-483-8611POSSIBLE MATCH

VALVE,PILOT

V3E10116-01

4330-01-483-9583POSSIBLE MATCH

FILTERING DISK,FLUID

V3E10116 ITEM 11

4820-01-483-9837POSSIBLE MATCH

RETAINER,DISK,VALVE

V3E10116 ITEM 34

4820-01-484-0103POSSIBLE MATCH

RETAINER,BALL

V3E10116 ITEM 44

4820-01-484-0119POSSIBLE MATCH

OVERRIDE ASSEMBLY

V3E10116 ITEM 15

Frequently Asked Questions

What is NSN 4820-01-483-7992?

NSN 4820-01-483-7992 is a Seat,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What NSN replaces 4820-01-483-7992?

6 possible matches (shared part number, not a government interchangeability claim): 4820-01-483-8598, 4820-01-483-8611, 4330-01-483-9583. Verify interchangeability with system specifications before substitution.

Is NSN 4820-01-483-7992 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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