Cap Sealing3431-01-506-4648

NSN 3431-01-506-4648 · NIIN 015064648 · Part number 15221-0349-0

Engine Power, Inc. Dba Engine Power Inc · FSC 3431 — Electric Arc Welding Equipment · FSG 34 — Metalworking Machinery (continued) · CAGE 5X475

Government record, cited

NSN 3431-01-506-4648 — this item is cataloged by the U.S. Government under National Stock Number 3431-01-506-4648. Manufacturer of record part number: 15221-0349-0.

Also searched as 3431-01-506-4648 · 3431015064648 · NIIN 015064648 · 01-506-4648 · FSC 3431 Electric Arc Welding Equipment · CAGE 5X475 · 15221-0349-0

Nearby stock numbers ← 3431-01-506-4644 Cap Brush Holder · 3431-01-506-5020 O Ring →

Features

Cap Sealing — FSC 3431
1 manufacturer part number on file
Manufacturer of record: Engine Power, Inc. Dba Engine Power Inc

Identification

NSN: 3431-01-506-4648
NIIN: 015064648
FSC: 3431 — Electric Arc Welding Equipment
FSG: 34 — Metalworking Machinery (continued)
Primary part number: 15221-0349-0
Manufacturer: Engine Power, Inc. Dba Engine Power Inc

General Description

The Cap Sealing, cataloged under National Stock Number 3431-01-506-4648, is classified within Federal Supply Class 3431 (Electric Arc Welding Equipment) of the Metalworking Machinery (continued) group. The manufacturer of record is Engine Power, Inc. Dba Engine Power Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares 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	3431-01-506-4648
Primary Part Number	15221-0349-0
Item Name	Cap Sealing
FSC / FSG	3431 / 34 — Electric Arc Welding Equipment
Manufacturer	Engine Power, Inc. Dba Engine Power Inc
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

⇄ Related Items 1

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

5330-01-621-518515221-0349-0 POSSIBLE MATCH

SEAL RING,METAL

Possible match (shared part number)Kubota Tractor Corp

Cross-Reference Index

Part Number	Manufacturer
15221-0349-0 PRIMARY	Engine Power, Inc. Dba Engine Power Inc (USA)

Related Parts

5330-01-621-5185POSSIBLE MATCH

SEAL RING,METAL

15221-0349-0

Frequently Asked Questions

What is NSN 3431-01-506-4648?

NSN 3431-01-506-4648 is a Cap Sealing, manufactured by Engine Power, Inc. Dba Engine Power Inc, classified under FSC 3431, Electric Arc Welding Equipment. Status: active.

What part numbers are listed for NSN 3431-01-506-4648?

NSN 3431-01-506-4648 has 1 manufacturer part number on file: 15221-0349-0 (Engine Power, Inc. Dba Engine Power Inc).

What NSN replaces 3431-01-506-4648?

1 possible match (shared part number, not a government interchangeability claim): 5330-01-621-5185. Verify interchangeability with system specifications before substitution.

What are the specifications of 15221-0349-0?

Key specifications for 15221-0349-0: End Item Identification: 3431-01-498-4423. 0 specifications are documented in the U.S. Government catalog.

Is NSN 3431-01-506-4648 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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