Cap, Valve4820-01-188-5688

NSN 4820-01-188-5688 · NIIN 011885688 · Part number C90Z6550A

Engine Distributors, Inc. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 31013

Government record, cited

NSN 4820-01-188-5688 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-188-5688. Manufacturer of record part number: C90Z6550A.

Also searched as 4820-01-188-5688 · 4820011885688 · NIIN 011885688 · 01-188-5688 · FSC 4820 Valves, Nonpowered · CAGE 31013 · C90Z6550A

Nearby stock numbers ← 4820-01-188-5653 Valve, Expansion · 4820-01-188-5833 Valve, Globe →

4820-01-188-5688 — Valves, Nonpowered

Features

Cap,valve — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Engine Distributors, Inc.

Identification

NSN: 4820-01-188-5688
NIIN: 011885688
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: C90Z6550A
Manufacturer: Engine Distributors, Inc.

General Description

The Cap,valve, cataloged under National Stock Number 4820-01-188-5688, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Engine Distributors, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Cap,valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Engine Distributors, Inc. (CAGE 31013)

Technical Specifications

Parameter	Value
NSN	4820-01-188-5688
Primary Part Number	C90Z6550A
Item Name	Cap,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Engine Distributors, Inc.
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
C90Z6550A PRIMARY	Engine Distributors, Inc. (USA)

No interchangeability data on file.

Other items in FSC 4820 — Valves, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

4820-00-001-0020

4820-00-001-0020 · Item name not on file

4820-00-001-0021

4820-00-001-0021 · Item name not on file

4820-00-001-0032

4820-00-001-0032 · Item name not on file

4820-00-001-0037

VALVE,SAFETY RELIEF

4820-00-001-0042

4820-00-001-0042 · Item name not on file

4820-00-001-1230

4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-188-5688?

NSN 4820-01-188-5688 is a Cap,valve, manufactured by Engine Distributors, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-188-5688?

NSN 4820-01-188-5688 has 1 manufacturer part number on file: C90Z6550A (Engine Distributors, Inc.).

Is NSN 4820-01-188-5688 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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