Valve, Air Venting, Steam4520-01-633-1073

NSN 4520-01-633-1073 · NIIN 016331073 · Part number VB14

Spirax Sarco Inc Dba Spirax Sarco · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 53059

Government record, cited

NSN 4520-01-633-1073 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-633-1073. Manufacturer of record part number: VB14.

Also searched as 4520-01-633-1073 · 4520016331073 · NIIN 016331073 · 01-633-1073 · FSC 4520 Space and Water Heating Equipment · CAGE 53059 · VB14

Nearby stock numbers ← 4520-01-633-0363 Pipe, Air Conditioning-Heating · 4520-01-633-2065 Heating Blanket, Electrical →

Features

Valve,air Venting,steam — FSC 4520
1 manufacturer part number on file
Manufacturer of record: Spirax Sarco Inc Dba Spirax Sarco

Identification

NSN: 4520-01-633-1073
NIIN: 016331073
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: VB14
Manufacturer: Spirax Sarco Inc Dba Spirax Sarco

General Description

The Valve,air Venting,steam, cataloged under National Stock Number 4520-01-633-1073, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Spirax Sarco Inc Dba Spirax Sarco. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Valve,air Venting,steam
FSC / FSG	4520 — Space and Water Heating Equipment (FSG 45)
Manufacturers	Spirax Sarco Inc Dba Spirax Sarco (CAGE 53059)

Technical Specifications

Parameter	Value
NSN	4520-01-633-1073
Primary Part Number	VB14
Item Name	Valve,air Venting,steam
FSC / FSG	4520 / 45 — Space and Water Heating Equipment
Manufacturer	Spirax Sarco Inc Dba Spirax Sarco
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
VB14 PRIMARY	Spirax Sarco Inc Dba Spirax Sarco (USA)

No interchangeability data on file.

Other items in FSC 4520 — Space and Water Heating Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4520-00-000-0098

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-000-0099

4520-00-000-0099 · Item name not on file

4520-00-001-1240

4520-00-001-1240 · Item name not on file

4520-00-001-3518

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-001-3519

HEATING ELEMENT,ELECTRICAL,IMMER

4520-00-001-6052

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-001-6298

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-001-7726

HEATER,DUCT TYPE,PORTABLE

Frequently Asked Questions

What is NSN 4520-01-633-1073?

NSN 4520-01-633-1073 is a Valve,air Venting,steam, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 4520, Space and Water Heating Equipment. Status: active.

What part numbers are listed for NSN 4520-01-633-1073?

NSN 4520-01-633-1073 has 1 manufacturer part number on file: VB14 (Spirax Sarco Inc Dba Spirax Sarco).

Is NSN 4520-01-633-1073 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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