Adjusting Tool, Regulator Spring5120-01-572-9869

NSN 5120-01-572-9869 · NIIN 015729869 · Part number 4AG1922

Lockheed Martin Corporation · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 0L1E5

Government record, cited

NSN 5120-01-572-9869 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-572-9869. Manufacturer of record part number: 4AG1922.

Also searched as 5120-01-572-9869 · 5120015729869 · NIIN 015729869 · 01-572-9869 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 0L1E5 · 4AG1922

Nearby stock numbers ← 5120-01-572-9865 Adjusting Tool, Regulator Spring · 5120-01-572-9926 Spanner Tool, Aircra →

Features

Adjusting Tool,regulator Spring — FSC 5120
1 manufacturer part number on file
Manufacturer of record: Lockheed Martin Corporation

Identification

NSN: 5120-01-572-9869
NIIN: 015729869
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
FSG: 51 — Hand Tools
Primary part number: 4AG1922
Manufacturer: Lockheed Martin Corporation

General Description

The Adjusting Tool,regulator Spring, cataloged under National Stock Number 5120-01-572-9869, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Lockheed Martin Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Adjusting Tool,regulator Spring
FSC / FSG	5120 — Hand Tools, Nonedged, Nonpowered (FSG 51)
Manufacturers	Lockheed Martin Corporation (CAGE 0L1E5)

Technical Specifications

Parameter	Value
NSN	5120-01-572-9869
Primary Part Number	4AG1922
Item Name	Adjusting Tool,regulator Spring
FSC / FSG	5120 / 51 — Hand Tools, Nonedged, Nonpowered
Manufacturer	Lockheed Martin Corporation
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
4AG1922 PRIMARY	Lockheed Martin Corporation (USA)

No interchangeability data on file.

Other items in FSC 5120 — Hand Tools, Nonedged, Nonpowered

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

5120-00-001-2642

ADAPTER,TORQUE WRENCH

5120-00-001-2644

ADAPTER,TORQUE WRENCH

5120-00-001-2650

INSERTER,SEAL

5120-00-001-2651

5120-00-001-2651 · Item name not on file

5120-00-001-2652

INSTALLING TOOL,SHAFT

5120-00-001-2653

REMOVER,PREFORMED PACKING

5120-00-001-2654

REMOVER,PREFORMED PACKING

5120-00-001-2655

SOCKET,WRENCH,FACE SPANNER

Frequently Asked Questions

What is NSN 5120-01-572-9869?

NSN 5120-01-572-9869 is a Adjusting Tool,regulator Spring, manufactured by Lockheed Martin Corporation, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-572-9869?

NSN 5120-01-572-9869 has 1 manufacturer part number on file: 4AG1922 (Lockheed Martin Corporation).

Is NSN 5120-01-572-9869 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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