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NSN 4820-01-524-9254Government record, cited

Valve, Vent4820-01-524-9254

NSN 4820-01-524-9254 · NIIN 015249254 · Part number SS-BVST4-SH

Teesside Fluid System Technologies Ltd · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE K0F47

Government record, cited

NSN 4820-01-524-9254 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-524-9254. Manufacturer of record part number: SS-BVST4-SH.

Also searched as 4820-01-524-9254 · 4820015249254 · NIIN 015249254 · 01-524-9254 · FSC 4820 Valves, Nonpowered · CAGE K0F47 · SS-BVST4-SH · 13049224 · AMP-00-04-33227

Nearby stock numbers ← 4820-01-524-9184 Parts Kit, Linear Directional Con · 4820-01-524-9321 Valve, Regulating, Fluid Pressure →

4820-01-524-9254 — Valves, Nonpowered

Features

Valve,vent — FSC 4820
3 manufacturer part numbers on file
Manufacturer of record: Teesside Fluid System Technologies Ltd

Identification

NSN: 4820-01-524-9254
NIIN: 015249254
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: SS-BVST4-SH
Manufacturer: Teesside Fluid System Technologies Ltd

General Description

The Valve,vent, cataloged under National Stock Number 4820-01-524-9254, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Teesside Fluid System Technologies Ltd. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-524-9254
Primary Part Number	SS-BVST4-SH
Item Name	Valve,vent
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Teesside Fluid System Technologies Ltd
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
SS-BVST4-SH	Teesside Fluid System Technologies Ltd (GBR)
13049224	Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
AMP-00-04-33227	Bae Systems Gcs International Ltd (GBR)

Reference documents

Reference	Meaning
SS-BVST4-SH	3/9 Design control — primary reference Whitey Co

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 4820-01-524-9254?

NSN 4820-01-524-9254 is a Valve,vent, manufactured by Teesside Fluid System Technologies Ltd, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-524-9254?

NSN 4820-01-524-9254 has 3 manufacturer part numbers on file: SS-BVST4-SH (Teesside Fluid System Technologies Ltd), 13049224 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), AMP-00-04-33227 (Bae Systems Gcs International Ltd).

What are the specifications of SS-BVST4-SH?

Key specifications for SS-BVST4-SH: Part Name Assigned by Controlling Agency: VALVE, PRESSURE RELIEF; End Item Identification: LW 155 HOWITZER. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-524-9254 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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