Lapper, Poppet Valve, Hand Powered5120-01-657-6071

NSN 5120-01-657-6071 · NIIN 016576071 · Part number 21100

Lisle Corp · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 36540

Government record, cited

NSN 5120-01-657-6071 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-657-6071. Manufacturer of record part number: 21100.

Also searched as 5120-01-657-6071 · 5120016576071 · NIIN 016576071 · 01-657-6071 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 36540 · 21100

Nearby stock numbers ← 5120-01-657-5478 Vise, Bench, Clamp Base · 5120-01-657-6165 Wrench, Torque →

Features

Lapper,poppet Valve,hand Powered — FSC 5120
1 manufacturer part number on file
Manufacturer of record: Lisle Corp

Identification

NSN: 5120-01-657-6071
NIIN: 016576071
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
FSG: 51 — Hand Tools
Primary part number: 21100
Manufacturer: Lisle Corp

General Description

The Lapper,poppet Valve,hand Powered, cataloged under National Stock Number 5120-01-657-6071, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Lisle Corp. 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	Lapper,poppet Valve,hand Powered
FSC / FSG	5120 — Hand Tools, Nonedged, Nonpowered (FSG 51)
Manufacturers	Lisle Corp (CAGE 36540)

Technical Specifications

Parameter	Value
NSN	5120-01-657-6071
Primary Part Number	21100
Item Name	Lapper,poppet Valve,hand Powered
FSC / FSG	5120 / 51 — Hand Tools, Nonedged, Nonpowered
Manufacturer	Lisle Corp
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
21100 PRIMARY	Lisle Corp (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 5120-01-657-6071?

NSN 5120-01-657-6071 is a Lapper,poppet Valve,hand Powered, manufactured by Lisle Corp, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-657-6071?

NSN 5120-01-657-6071 has 1 manufacturer part number on file: 21100 (Lisle Corp).

Is NSN 5120-01-657-6071 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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