PartsTable TECHNICAL DATA SHEET

NSN 4820-00-844-2208Government record, cited

Disk, Valve4820-00-844-2208

NSN 4820-00-844-2208 · NIIN 008442208

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-00-844-2208 · 4820008442208 · NIIN 008442208 · 00-844-2208 · FSC 4820 Valves, Nonpowered · 810-1385789 · 810-1385789PC6T08-11-31N · D3A30-S5 · 542-9174DAINPC6T08-11 · 542-91743A1NPC6T08-11

Nearby stock numbers ← 4820-00-844-2070 · 4820-00-844-2210 →

4820-00-844-2208 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Outside Diameter: 4.812 INCHES NOMINAL IN
Material: COPPER ALLOY

Identification

NSN: 4820-00-844-2208
NIIN: 008442208
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Disk,valve, cataloged under National Stock Number 4820-00-844-2208, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 12 items share a part number with this NSN in the catalog (possible match — not a government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	4820-00-844-2208
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Outside Diameter	4.812 INCHES NOMINAL IN
Material	COPPER ALLOY

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 12

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

4510-00-949-5580810-1385789 POSSIBLE MATCH

DRAIN,FLOOR

Possible match (shared part number)Naval Ship Systems Command

4510-00-949-5581810-1385789TYPEDSIZE2IN POSSIBLE MATCH

DRAIN,FLOOR

Possible match (shared part number)Naval Ship Systems Command

4510-01-115-8347810-1385789 TYPE A 2IN PC4 POSSIBLE MATCH

BAFFLE,DECK DRAIN

Possible match (shared part number)Naval Ship Systems Command

4510-01-120-9349 POSSIBLE MATCH

DRAIN,FLOOR

Possible match (shared part number)

4510-01-138-2014803-1385789D2 IN PC 4 POSSIBLE MATCH

BAFFLE,DECK DRAIN

Possible match (shared part number)Naval Ship Systems Command

4510-01-179-6574810-1385789TYPEDSIZE2-1/2IN POSSIBLE MATCH

DRAIN,FLOOR

Possible match (shared part number)Naval Sea Systems Command

4510-01-239-1228810-1385789TYPEFSIZE1 1/2IN POSSIBLE MATCH

DRAIN,FLOOR

Possible match (shared part number)Naval Ship Systems Command

4510-01-284-1163803-1385789 PC 2 POSSIBLE MATCH

DRAIN,FLOOR

Possible match (shared part number)Naval Sea Systems Command

4510-01-297-5279302303 POSSIBLE MATCH

BAFFLE,DRAIN,FLOOR

Possible match (shared part number)Loeffler Corp

4730-01-306-6421810-1385789 TYPE D PIECE 16 POSSIBLE MATCH

STRAINER ELEMENT,SEDIMENT

Possible match (shared part number)Naval Ship Systems Command

Cross-Reference Index

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

Reference documents

Reference	Meaning
810-1385789	D/9 Drawing number reference only U.S. Government activity
810-1385789PC6T08-11-31N	3/2 Design control — primary reference U.S. Government activity
D3A30-S5	5/9 Secondary reference U.S. Government activity
542-9174DAINPC6T08-11	5/9 Secondary reference U.S. Government activity
542-91743A1NPC6T08-11	5/9 Secondary reference U.S. Government activity

Related Parts

4510-00-949-5580POSSIBLE MATCH

DRAIN,FLOOR

810-1385789

4510-00-949-5581POSSIBLE MATCH

DRAIN,FLOOR

810-1385789TYPEDSIZE2IN

4510-01-115-8347POSSIBLE MATCH

BAFFLE,DECK DRAIN

810-1385789 TYPE A 2IN PC4

4510-01-120-9349POSSIBLE MATCH

DRAIN,FLOOR

4510-01-138-2014POSSIBLE MATCH

BAFFLE,DECK DRAIN

803-1385789D2 IN PC 4

4510-01-179-6574POSSIBLE MATCH

DRAIN,FLOOR

810-1385789TYPEDSIZE2-1/2IN

4510-01-239-1228POSSIBLE MATCH

DRAIN,FLOOR

810-1385789TYPEFSIZE1 1/2IN

4510-01-284-1163POSSIBLE MATCH

DRAIN,FLOOR

803-1385789 PC 2

4510-01-297-5279POSSIBLE MATCH

BAFFLE,DRAIN,FLOOR

302303

4730-01-306-6421POSSIBLE MATCH

STRAINER ELEMENT,SEDIMENT

810-1385789 TYPE D PIECE 16

4820-01-530-1969POSSIBLE MATCH

DISK,VALVE

810-1385789 TYG 2IN PC6

2090-01-572-6651POSSIBLE MATCH

DRAIN,DECK 2IN

D310B205

Frequently Asked Questions

What is NSN 4820-00-844-2208?

NSN 4820-00-844-2208 is a Disk,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What NSN replaces 4820-00-844-2208?

12 possible matches (shared part number, not a government interchangeability claim): 4510-00-949-5580, 4510-00-949-5581, 4510-01-115-8347. Verify interchangeability with system specifications before substitution.

What are the specifications of 4820-00-844-2208?

Key specifications for 4820-00-844-2208: Outside Diameter: 4.812 INCHES NOMINAL IN; Material: COPPER ALLOY. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-00-844-2208 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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