PartsTable TECHNICAL DATA SHEET

NSN 4920-01-679-2397Government record, cited

Coupling Tool Tail4920-01-679-2397

NSN 4920-01-679-2397 · NIIN 016792397 · Part number 3239AS1120-1

Greene Machine & Manufacturing Inc · FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 03ND7

Government record, cited

NSN 4920-01-679-2397 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-679-2397. Manufacturer of record part number: 3239AS1120-1.

Also searched as 4920-01-679-2397 · 4920016792397 · NIIN 016792397 · 01-679-2397 · FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 03ND7 · 3239AS1120-1

Nearby stock numbers ← 4920-01-679-0980 Panel, Interface Device · 4920-01-679-2599 Hoist, Test Stand →

Features

Coupling Tool Tail — FSC 4920
1 manufacturer part number on file
Manufacturer of record: Greene Machine & Manufacturing Inc

Identification

NSN: 4920-01-679-2397
NIIN: 016792397
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: 3239AS1120-1
Manufacturer: Greene Machine & Manufacturing Inc

General Description

The Coupling Tool Tail, cataloged under National Stock Number 4920-01-679-2397, 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 Greene Machine & Manufacturing Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Coupling Tool Tail
FSC / FSG	4920 — Aircraft Maintenance and Repair Shop Specialized Equipment (FSG 49)
Manufacturers	Greene Machine & Manufacturing Inc (CAGE 03ND7)

Technical Specifications

Parameter	Value
NSN	4920-01-679-2397
Primary Part Number	3239AS1120-1
Item Name	Coupling Tool Tail
FSC / FSG	4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment
Manufacturer	Greene Machine & Manufacturing 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

Cross-Reference Index

Part Number	Manufacturer
3239AS1120-1 PRIMARY	Greene Machine & Manufacturing Inc (USA)

Reference documents

Reference	Meaning
3239AS1120-1	3/2 Design control — primary reference U.S. Government activity

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 4920-01-679-2397?

NSN 4920-01-679-2397 is a Coupling Tool Tail, manufactured by Greene Machine & Manufacturing Inc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.

What part numbers are listed for NSN 4920-01-679-2397?

NSN 4920-01-679-2397 has 1 manufacturer part number on file: 3239AS1120-1 (Greene Machine & Manufacturing Inc).

Is NSN 4920-01-679-2397 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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