Ring, Wearing4320-01-181-8662

NSN 4320-01-181-8662 · NIIN 011818662 · Part number A-6601-P

Milwaukee Cylinder Inc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 15515

Government record, cited

NSN 4320-01-181-8662 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-181-8662. Manufacturer of record part number: A-6601-P.

Also searched as 4320-01-181-8662 · 4320011818662 · NIIN 011818662 · 01-181-8662 · FSC 4320 Power and Hand Pumps · CAGE 15515 · A-6601-P

Nearby stock numbers ← 4320-01-181-8661 Ring, Wearing · 4320-01-181-8666 Deflector, Dirt and Liquid →

Features

Ring,wearing — FSC 4320
Body Outside Diameter: 7.000 INCHES NOMINAL IN
1 manufacturer part number on file
Manufacturer of record: Milwaukee Cylinder Inc

Identification

NSN: 4320-01-181-8662
NIIN: 011818662
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: A-6601-P
Manufacturer: Milwaukee Cylinder Inc

General Description

The Ring,wearing, cataloged under National Stock Number 4320-01-181-8662, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Milwaukee Cylinder Inc. Government technical data includes 1 specification, 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	4320-01-181-8662
Primary Part Number	A-6601-P
Item Name	Ring,wearing
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Milwaukee Cylinder Inc
Status	ACTIVE
Body Outside Diameter	7.000 INCHES NOMINAL IN

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
A-6601-P PRIMARY	Milwaukee Cylinder Inc (USA)

No interchangeability data on file.

Other items in FSC 4320 — Power and Hand Pumps

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

4320-00-001-1633

4320-00-001-1633 · Item name not on file

4320-00-001-2628

RETAINER AND PIN

4320-00-001-2629

HOUSING AND PIN

4320-00-001-2630

PUMP,CENTRIFUGAL

4320-00-001-2631

4320-00-001-2631 · Item name not on file

4320-00-001-2632

4320-00-001-2632 · Item name not on file

4320-00-001-3377

4320-00-001-3377 · Item name not on file

4320-00-001-3384

4320-00-001-3384 · Item name not on file

Frequently Asked Questions

What is NSN 4320-01-181-8662?

NSN 4320-01-181-8662 is a Ring,wearing, manufactured by Milwaukee Cylinder Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-181-8662?

NSN 4320-01-181-8662 has 1 manufacturer part number on file: A-6601-P (Milwaukee Cylinder Inc).

What are the specifications of A-6601-P?

Key specifications for A-6601-P: Body Outside Diameter: 7.000 INCHES NOMINAL IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 4320-01-181-8662 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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