Valve, Regulating, System Pressure4820-01-502-4121

NSN 4820-01-502-4121 · NIIN 015024121 · Part number 3059445

Cummins Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 0B8S3

Government record, cited

NSN 4820-01-502-4121 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-502-4121. Manufacturer of record part number: 3059445.

Also searched as 4820-01-502-4121 · 4820015024121 · NIIN 015024121 · 01-502-4121 · FSC 4820 Valves, Nonpowered · CAGE 0B8S3 · 3059445 · 13.06 OPTION ST8127 REF.1 · 13.06 OPTION ST8127/1

Nearby stock numbers ← 4820-01-502-4026 Valve, Relief, Pressure and Temper · 4820-01-502-4358 Valve, Throttle →

4820-01-502-4121 — Valves, Nonpowered

Features

Valve,regulating,system Pressure — FSC 4820
3 manufacturer part numbers on file
Manufacturer of record: Cummins Inc

Identification

NSN: 4820-01-502-4121
NIIN: 015024121
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 3059445
Manufacturer: Cummins Inc

General Description

The Valve,regulating,system Pressure, cataloged under National Stock Number 4820-01-502-4121, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Cummins Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-502-4121
Primary Part Number	3059445
Item Name	Valve,regulating,system Pressure
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Cummins 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)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
3059445 PRIMARY	Cummins Inc (USA)
13.06 OPTION ST8127 REF.1	Cummins Ltd (GBR)
13.06 OPTION ST8127/1	Cummins Ltd (GBR)

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 4820-01-502-4121?

NSN 4820-01-502-4121 is a Valve,regulating,system Pressure, manufactured by Cummins Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-502-4121?

NSN 4820-01-502-4121 has 3 manufacturer part numbers on file: 3059445 (Cummins Inc), 13.06 OPTION ST8127 REF.1 (Cummins Ltd), 13.06 OPTION ST8127/1 (Cummins Ltd).

What are the specifications of 3059445?

Key specifications for 3059445: Part Name Assigned by Controlling Agency: VALVE, PRESSURE REGULATOR; End Item Identification: DIESEL ENGINE. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-502-4121 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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