Valve, Safety Relief4820-01-256-0626

NSN 4820-01-256-0626 · NIIN 012560626 · Part number 5501801115

Detroit Diesel Corporation · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 3B518

Government record, cited

NSN 4820-01-256-0626 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-256-0626. Manufacturer of record part number: 5501801115.

Also searched as 4820-01-256-0626 · 4820012560626 · NIIN 012560626 · 01-256-0626 · FSC 4820 Valves, Nonpowered · CAGE 3B518 · 5501801115

Nearby stock numbers ← 4820-01-256-0600 Cartridge, Valve · 4820-01-256-0642 →

4820-01-256-0626 — Valves, Nonpowered

Features

Valve,safety Relief — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Detroit Diesel Corporation

Identification

NSN: 4820-01-256-0626
NIIN: 012560626
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 5501801115
Manufacturer: Detroit Diesel Corporation

General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-256-0626, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Detroit Diesel Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Valve,safety Relief
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Rolls-Royce Solutions Gmbh (CAGE D8266); Detroit Diesel Corporation (CAGE 3B518)

Technical Specifications

Parameter	Value
NSN	4820-01-256-0626
Primary Part Number	5501801115
Item Name	Valve,safety Relief
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Detroit Diesel Corporation
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
5501801115	Rolls-Royce Solutions Gmbh (DEU)
5501801115 PRIMARY	Detroit Diesel Corporation (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 4820-01-256-0626?

NSN 4820-01-256-0626 is a Valve,safety Relief, manufactured by Detroit Diesel Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-256-0626?

NSN 4820-01-256-0626 has 2 manufacturer part numbers on file: 5501801115 (Rolls-Royce Solutions Gmbh), 5501801115 (Detroit Diesel Corporation).

Is NSN 4820-01-256-0626 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.

PartsTable Design LLC · partstable.com