PartsTable TECHNICAL DATA SHEET

NSN 4820-01-500-3146Government record, cited

Valve, Relief, Pressure and Temper4820-01-500-3146

NSN 4820-01-500-3146 · NIIN 015003146 · Part number SW131C01B0

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 15187

Government record, cited

NSN 4820-01-500-3146 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-500-3146. Manufacturer of record part number: SW131C01B0.

Also searched as 4820-01-500-3146 · 4820015003146 · NIIN 015003146 · 01-500-3146 · FSC 4820 Valves, Nonpowered · CAGE 15187 · SW131C01B0 · SW131C01B0440/CDSSW1026

Nearby stock numbers ← 4820-01-500-3131 Valve, Linear, Directional Control · 4820-01-500-3453 Retainer, Disk, Valve →

4820-01-500-3146 — Valves, Nonpowered

Features

Valve,relief,pressure and Temper — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Emerson Automation Solutions Final Control Us Lp Div Navy Product Team

Identification

NSN: 4820-01-500-3146
NIIN: 015003146
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: SW131C01B0
Manufacturer: Emerson Automation Solutions Final Control Us Lp Div Navy Product Team

General Description

The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-500-3146, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-500-3146
Primary Part Number	SW131C01B0
Item Name	Valve,relief,pressure and Temper
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL D — Destroy Item
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
SW131C01B0 PRIMARY	Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
SW131C01B0	Asrc Federal Facilities Logistics, Llc (USA)

Reference documents

Reference	Meaning
SW131C01B0440/CDSSW1026	5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby

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 4820-01-500-3146?

NSN 4820-01-500-3146 is a Valve,relief,pressure and Temper, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-500-3146?

NSN 4820-01-500-3146 has 2 manufacturer part numbers on file: SW131C01B0 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), SW131C01B0 (Asrc Federal Facilities Logistics, Llc).

What are the specifications of SW131C01B0?

Key specifications for SW131C01B0: Special Features: TYPE 1771-T,INLET AND OUTLET CONN.PER DRW.6405504 2.5 IN IN; End Item Identification: W/S:SEAWOLF CLASS. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-500-3146 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.

What is the DEMIL code for NSN 4820-01-500-3146?

NSN 4820-01-500-3146 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.

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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