Cap, Valve4820-01-182-7852

NSN 4820-01-182-7852 · NIIN 011827852 · Part number 66123

Setra Systems, Inc. Dba Gems Sensors · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 04034

Government record, cited

NSN 4820-01-182-7852 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-182-7852. Manufacturer of record part number: 66123.

Also searched as 4820-01-182-7852 · 4820011827852 · NIIN 011827852 · 01-182-7852 · FSC 4820 Valves, Nonpowered · CAGE 04034 · 66123

Nearby stock numbers ← 4820-01-182-7844 Valve, Hydraulic Pilot Actuator · 4820-01-182-7927 Disk, Valve →

4820-01-182-7852 — Valves, Nonpowered

Features

Cap,valve — FSC 4820
Material: NICKEL ALLOY
1 manufacturer part number on file
Manufacturer of record: Setra Systems, Inc. Dba Gems Sensors

Identification

NSN: 4820-01-182-7852
NIIN: 011827852
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 66123
Manufacturer: Setra Systems, Inc. Dba Gems Sensors

General Description

The Cap,valve, cataloged under National Stock Number 4820-01-182-7852, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Setra Systems, Inc. Dba Gems Sensors. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 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	4820-01-182-7852
Primary Part Number	66123
Item Name	Cap,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Setra Systems, Inc. Dba Gems Sensors
Status	ACTIVE
Material	NICKEL 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 2

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

5998-01-640-648066123 POSSIBLE MATCH

CIRCUIT CARD ASSEMBLY

Possible match (shared part number)Viavi Solutionsllc

5945-01-668-304166123 POSSIBLE MATCH

SOLENOID,ELECTRICAL

Possible match (shared part number)Champion Road Machinery Inc

Cross-Reference Index

Part Number	Manufacturer
66123 PRIMARY	Setra Systems, Inc. Dba Gems Sensors (USA)

Related Parts

5998-01-640-6480POSSIBLE MATCH

CIRCUIT CARD ASSEMBLY

66123

5945-01-668-3041POSSIBLE MATCH

SOLENOID,ELECTRICAL

66123

Frequently Asked Questions

What is NSN 4820-01-182-7852?

NSN 4820-01-182-7852 is a Cap,valve, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-182-7852?

NSN 4820-01-182-7852 has 1 manufacturer part number on file: 66123 (Setra Systems, Inc. Dba Gems Sensors).

What NSN replaces 4820-01-182-7852?

2 possible matches (shared part number, not a government interchangeability claim): 5998-01-640-6480, 5945-01-668-3041. Verify interchangeability with system specifications before substitution.

What are the specifications of 66123?

Key specifications for 66123: Material: NICKEL ALLOY. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-182-7852 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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