Modification Kit, Maintenance and4920-01-384-0203

NSN 4920-01-384-0203 · NIIN 013840203 · Part number AHT56057-1

Atec Inc · FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 09552

Government record, cited

NSN 4920-01-384-0203 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-384-0203. Manufacturer of record part number: AHT56057-1.

Also searched as 4920-01-384-0203 · 4920013840203 · NIIN 013840203 · 01-384-0203 · FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 09552 · AHT56057-1

Nearby stock numbers ← 4920-01-384-0202 Fixture, Engine Maintenance, Aircr · 4920-01-384-0257 Test Set, Control →

Features

Modification Kit,maintenance and — FSC 4920
Component Quantity: 10
Document Type: MATERIAL LIST
End Item Source: 09552
Document Identification: AHT56057-1
Component Document Origin: INDUSTRIAL
Unit Package Quantity: 10
End Item Name: AERO-SYSTEMS ENG. BELLMOUTH P/N 102375 TO MATE WITH THE F100 PWA SERIES ENGINES.

Identification

NSN: 4920-01-384-0203
NIIN: 013840203
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: AHT56057-1
Manufacturer: Atec Inc

General Description

The Modification Kit,maintenance and, cataloged under National Stock Number 4920-01-384-0203, 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 Atec Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4920-01-384-0203
Primary Part Number	AHT56057-1
Item Name	Modification Kit,maintenance and
FSC / FSG	4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment
Manufacturer	Atec Inc
Status	ACTIVE
Component Quantity	10
Document Type	MATERIAL LIST
End Item Source	09552
Document Identification	AHT56057-1
Component Document Origin	INDUSTRIAL
Unit Package Quantity	10
End Item Name	AERO-SYSTEMS ENG. BELLMOUTH P/N 102375 TO MATE WITH THE F100 PWA SERIES ENGINES.
Accessory Controlling Agency	BELLMOUTH
Document Source	09552
Furnished Items	103-3076-1 SEGMENT,RING; 157-1000-1 RING,ADAPTER-BELLMOUTH EXT.; 6857-201 SEAL, BELLMOUTH; A5052GSA02012 AL SHT,5052-H32,1/16X12; AN960C10L WASHER, FLATNO. 10. SS; MS21045C06 NUT,SELF LOCKING,10-32; MS24694-C56 SCREW, FLT, CSK HD 10-32UNF; MS51959-35 SCREW,FHP,6-32X1.25,SS;XAHT 86057-1 MOD.KIT BELLMOUTH SEAL.

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
AHT56057-1 PRIMARY	Atec Inc (USA)

No interchangeability data on file.

Other items in FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment

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

4920-00-000-0190

TEST SET,FLIGHT CONTROL SYSTEM

4920-00-001-1405

4920-00-001-1405 · Item name not on file

4920-00-001-1716

4920-00-001-1716 · Item name not on file

4920-00-001-1744

4920-00-001-1744 · Item name not on file

4920-00-001-1745

4920-00-001-1745 · Item name not on file

4920-00-001-1746

4920-00-001-1746 · Item name not on file

4920-00-001-1747

4920-00-001-1747 · Item name not on file

4920-00-001-1748

4920-00-001-1748 · Item name not on file

Frequently Asked Questions

What is NSN 4920-01-384-0203?

NSN 4920-01-384-0203 is a Modification Kit,maintenance and, manufactured by Atec Inc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.

What part numbers are listed for NSN 4920-01-384-0203?

NSN 4920-01-384-0203 has 1 manufacturer part number on file: AHT56057-1 (Atec Inc).

What are the specifications of AHT56057-1?

Key specifications for AHT56057-1: Component Quantity: 10; Document Type: MATERIAL LIST; End Item Source: 09552; Document Identification: AHT56057-1. 10 specifications are documented in the U.S. Government catalog.

Is NSN 4920-01-384-0203 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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