PartsTable TECHNICAL DATA SHEET

NSN 5120-01-287-6003Government record, cited

Expander, Piston Ring5120-01-287-6003

NSN 5120-01-287-6003 · NIIN 012876003 · Part number E156374

Fairbanks Morse, Llc · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 7PZX0

Government record, cited

NSN 5120-01-287-6003 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-287-6003. Manufacturer of record part number: E156374.

Also searched as 5120-01-287-6003 · 5120012876003 · NIIN 012876003 · 01-287-6003 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 7PZX0 · E156374 · E51124

Nearby stock numbers ← 5120-01-287-5984 · 5120-01-287-6783 Wrench, Cylinder Test Valve →

Features

Expander,piston Ring — FSC 5120
1 manufacturer part number on file
Manufacturer of record: Fairbanks Morse, Llc

Identification

NSN: 5120-01-287-6003
NIIN: 012876003
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
FSG: 51 — Hand Tools
Primary part number: E156374
Manufacturer: Fairbanks Morse, Llc

General Description

The Expander,piston Ring, cataloged under National Stock Number 5120-01-287-6003, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Fairbanks Morse, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5120-01-287-6003
Primary Part Number	E156374
Item Name	Expander,piston Ring
FSC / FSG	5120 / 51 — Hand Tools, Nonedged, Nonpowered
Manufacturer	Fairbanks Morse, Llc
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
E156374 PRIMARY	Fairbanks Morse, Llc (USA)

Reference documents

Reference	Meaning
E156374	5/9 Secondary reference U.S. Government activity
E51124	5/9 Secondary reference U.S. Government activity

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 5120-01-287-6003?

NSN 5120-01-287-6003 is a Expander,piston Ring, manufactured by Fairbanks Morse, Llc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-287-6003?

NSN 5120-01-287-6003 has 1 manufacturer part number on file: E156374 (Fairbanks Morse, Llc).

What are the specifications of E156374?

Key specifications for E156374: End Item Identification: COLTEC INDUSTRIES FAIRBANKS MORSE ENGINE DIV NO. PC4-570 ENGINE. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-287-6003 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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