PartsTable TECHNICAL DATA SHEET

NSN 4820-01-063-4872Government record, cited

Parts Kit, Ball Valve4820-01-063-4872

NSN 4820-01-063-4872 · NIIN 010634872

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-063-4872 · 4820010634872 · NIIN 010634872 · 01-063-4872 · FSC 4820 Valves, Nonpowered · 2641-809-42 PIECE 5 AND 2640-80- · 2641-809-42 · 2640-801X2

Nearby stock numbers ← 4820-01-063-4864 Seat, Valve · 4820-01-063-5500 Stem-Disk Assembly →

4820-01-063-4872 — Valves, Nonpowered

Features

Parts Kit,ball Valve — FSC 4820
Component Quantity: 3
Supply Items and Quantities: BALL 1;SEAT 2
Extra Long Reference Number: 2641-809-42 PIECE 5 AND 2640-80-?
Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY EXTRALONG REFERENCE NUMBER

Identification

NSN: 4820-01-063-4872
NIIN: 010634872
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Parts Kit,ball Valve, cataloged under National Stock Number 4820-01-063-4872, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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	4820-01-063-4872
Item Name	Parts Kit,ball Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Component Quantity	3
Supply Items and Quantities	BALL 1;SEAT 2
Extra Long Reference Number	2641-809-42 PIECE 5 AND 2640-80-?
Reference Number Differentiating Characteristics	AS DIFFERENTIATED BY EXTRALONG REFERENCE NUMBER

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.

4820-01-085-18772641-809-42 ITEM 68 POSSIBLE MATCH

STEM,FLUID VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-093-73952641-809-42 ITEM 34 POSSIBLE MATCH

STEM,FLUID VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-105-00022641-809-42 ITEM 82 POSSIBLE MATCH

DISK,VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-107-67872641-809-41PC1,2640-801X2PC1 POSSIBLE MATCH

PARTS KIT,BALL VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

Cross-Reference Index

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

Reference documents

Reference	Meaning
2641-809-42 PIECE 5 AND 2640-80-	3/1 Design control — primary reference U.S. Government activity
2641-809-42	D/9 Drawing number reference only U.S. Government activity
2640-801X2	D/9 Drawing number reference only U.S. Government activity

Related Parts

4820-01-085-1877POSSIBLE MATCH

STEM,FLUID VALVE

2641-809-42 ITEM 68

4820-01-093-7395POSSIBLE MATCH

STEM,FLUID VALVE

2641-809-42 ITEM 34

4820-01-105-0002POSSIBLE MATCH

DISK,VALVE

2641-809-42 ITEM 82

4820-01-107-6787POSSIBLE MATCH

PARTS KIT,BALL VALVE

2641-809-41PC1,2640-801X2PC1

Frequently Asked Questions

What is NSN 4820-01-063-4872?

NSN 4820-01-063-4872 is a Parts Kit,ball Valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What NSN replaces 4820-01-063-4872?

4 possible matches (shared part number, not a government interchangeability claim): 4820-01-085-1877, 4820-01-093-7395, 4820-01-105-0002. Verify interchangeability with system specifications before substitution.

What are the specifications of 4820-01-063-4872?

Key specifications for 4820-01-063-4872: Component Quantity: 3; Supply Items and Quantities: BALL 1;SEAT 2; Extra Long Reference Number: 2641-809-42 PIECE 5 AND 2640-80-?; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY EXTRALONG REFERENCE NUMBER. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-063-4872 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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