Valve, Check4820-01-103-9642

NSN 4820-01-103-9642 · NIIN 011039642 · Part number 223891

Crown Coachworks Inc Div Crown Coachworks Auto Body & Paint · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 26494

Government record, cited

NSN 4820-01-103-9642 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-103-9642. Manufacturer of record part number: 223891.

Also searched as 4820-01-103-9642 · 4820011039642 · NIIN 011039642 · 01-103-9642 · FSC 4820 Valves, Nonpowered · CAGE 26494 · 223891

Nearby stock numbers ← 4820-01-103-9641 Valve, Check · 4820-01-103-9643 Valve, Check →

4820-01-103-9642 — Valves, Nonpowered

Features

Valve,check — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Crown Coachworks Inc Div Crown Coachworks Auto Body & Paint

Identification

NSN: 4820-01-103-9642
NIIN: 011039642
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 223891
Manufacturer: Crown Coachworks Inc Div Crown Coachworks Auto Body & Paint

General Description

The Valve,check, cataloged under National Stock Number 4820-01-103-9642, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Crown Coachworks Inc Div Crown Coachworks Auto Body & Paint. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares 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,check
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Crown Coachworks Inc Div Crown Coachworks Auto Body & Paint (CAGE 26494)

Technical Specifications

Parameter	Value
NSN	4820-01-103-9642
Primary Part Number	223891
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Crown Coachworks Inc Div Crown Coachworks Auto Body & Paint
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

⇄ Related Items 1

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

6515-01-675-7801223891 POSSIBLE MATCH

SPLINT,WRIST AND THUMB

Possible match (shared part number)Medical Specialties Incorporated

Cross-Reference Index

Part Number	Manufacturer
223891 PRIMARY	Crown Coachworks Inc Div Crown Coachworks Auto Body & Paint (USA)

Related Parts

6515-01-675-7801POSSIBLE MATCH

SPLINT,WRIST AND THUMB

223891

Frequently Asked Questions

What is NSN 4820-01-103-9642?

NSN 4820-01-103-9642 is a Valve,check, manufactured by Crown Coachworks Inc Div Crown Coachworks Auto Body & Paint, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-103-9642?

NSN 4820-01-103-9642 has 1 manufacturer part number on file: 223891 (Crown Coachworks Inc Div Crown Coachworks Auto Body & Paint).

What NSN replaces 4820-01-103-9642?

1 possible match (shared part number, not a government interchangeability claim): 6515-01-675-7801. Verify interchangeability with system specifications before substitution.

Is NSN 4820-01-103-9642 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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