Cover, Bell Mouth AC4920-00-601-5459

NSN 4920-00-601-5459 · NIIN 006015459 · Part number E4242

The Boeing Company Div Legacy Am&m · FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 43999

Government record, cited

NSN 4920-00-601-5459 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-601-5459. Manufacturer of record part number: E4242.

Also searched as 4920-00-601-5459 · 4920006015459 · NIIN 006015459 · 00-601-5459 · FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 43999 · E4242

Nearby stock numbers ← 4920-00-601-5458 · 4920-00-601-5461 Bellmouth Assembly, Engine Test F →

Features

Cover,bell Mouth AC — FSC 4920
1 manufacturer part number on file
Manufacturer of record: The Boeing Company Div Legacy Am&m

Identification

NSN: 4920-00-601-5459
NIIN: 006015459
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: E4242
Manufacturer: The Boeing Company Div Legacy Am&m

General Description

The Cover,bell Mouth AC, cataloged under National Stock Number 4920-00-601-5459, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is The Boeing Company Div Legacy Am&m. 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	4920-00-601-5459
Primary Part Number	E4242
Item Name	Cover,bell Mouth AC
FSC / FSG	4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment
Manufacturer	The Boeing Company Div Legacy Am&m
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.

1730-01-110-8268E4242 POSSIBLE MATCH

CART,OXYGEN

Possible match (shared part number)Metadure Parts & Sales, Inc.

Cross-Reference Index

Part Number	Manufacturer
E4242 PRIMARY	The Boeing Company Div Legacy Am&m (USA)

Related Parts

1730-01-110-8268POSSIBLE MATCH

CART,OXYGEN

E4242

Frequently Asked Questions

What is NSN 4920-00-601-5459?

NSN 4920-00-601-5459 is a Cover,bell Mouth AC, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.

What part numbers are listed for NSN 4920-00-601-5459?

NSN 4920-00-601-5459 has 1 manufacturer part number on file: E4242 (The Boeing Company Div Legacy Am&m).

What NSN replaces 4920-00-601-5459?

1 possible match (shared part number, not a government interchangeability claim): 1730-01-110-8268. Verify interchangeability with system specifications before substitution.

What are the specifications of E4242?

Key specifications for E4242: Special Features: COMPANY ITEM NAME--COVER, BELL MOUTH ACCESSORY; End Item Identification: F100 ENGINE. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4920-00-601-5459 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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