Gear Operator, Valve4820-01-397-1249

NSN 4820-01-397-1249 · NIIN 013971249 · Part number VT30

Velan Valve Corp. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 57574

Government record, cited

NSN 4820-01-397-1249 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-397-1249. Manufacturer of record part number: VT30.

Also searched as 4820-01-397-1249 · 4820013971249 · NIIN 013971249 · 01-397-1249 · FSC 4820 Valves, Nonpowered · CAGE 57574 · VT30 · 9500-029 MODEL VT30

Nearby stock numbers ← 4820-01-397-1248 Valve, Check · 4820-01-397-1343 Seat, Valve →

4820-01-397-1249 — Valves, Nonpowered

Features

Gear Operator,valve — FSC 4820
Gear Type: BEVEL
2 manufacturer part numbers on file
Manufacturer of record: Velan Valve Corp.

Identification

NSN: 4820-01-397-1249
NIIN: 013971249
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: VT30
Manufacturer: Velan Valve Corp.

General Description

The Gear Operator,valve, cataloged under National Stock Number 4820-01-397-1249, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Velan Valve Corp.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-397-1249
Primary Part Number	VT30
Item Name	Gear Operator,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Velan Valve Corp.
Status	ACTIVE
Gear Type	BEVEL

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

⇄ Related Items 2

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

4910-01-631-5104VT30 POSSIBLE MATCH

SENSOR DECODER,VEHICULAR

Possible match (shared part number)Ateq Corporation

4730-01-670-1326VT30 POSSIBLE MATCH

PLUG,PIPE

Possible match (shared part number)Xs Scuba, Inc Dba Sea Pearls

Cross-Reference Index

Part Number	Manufacturer
9500-029 MODEL VT30	Velan Valve Corp. (USA)
VT30 PRIMARY	Velan Valve Corp. (USA)

Related Parts

4910-01-631-5104POSSIBLE MATCH

SENSOR DECODER,VEHICULAR

VT30

4730-01-670-1326POSSIBLE MATCH

PLUG,PIPE

VT30

Frequently Asked Questions

What is NSN 4820-01-397-1249?

NSN 4820-01-397-1249 is a Gear Operator,valve, manufactured by Velan Valve Corp., classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-397-1249?

NSN 4820-01-397-1249 has 2 manufacturer part numbers on file: 9500-029 MODEL VT30 (Velan Valve Corp.), VT30 (Velan Valve Corp.).

What NSN replaces 4820-01-397-1249?

2 possible matches (shared part number, not a government interchangeability claim): 4910-01-631-5104, 4730-01-670-1326. Verify interchangeability with system specifications before substitution.

What are the specifications of VT30?

Key specifications for VT30: Gear Type: BEVEL. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-397-1249 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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