Ring, Wearing 4320-01-587-3859 NSN 4320-01-587-3859 · NIIN 015873859 · Part number 20004B
Sims Pump Valve Co, Inc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 78314
NSN 4320-01-587-3859 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-587-3859. Manufacturer of record part number: 20004B .
Also searched as
4320-01-587-3859 ·
4320015873859 ·
NIIN 015873859 ·
01-587-3859 ·
FSC 4320 Power and Hand Pumps · CAGE 78314 · 20004B
Nearby stock numbers
← 4320-01-587-2941 Accessory Kit, Pump Unit
·
4320-01-587-4210 Hydrostatic Pump →
Features
Ring,wearing — FSC 4320 1 manufacturer part number on file Manufacturer of record: Sims Pump Valve Co, Inc
Identification
NSN: 4320-01-587-3859
NIIN: 015873859
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 20004B
Manufacturer: Sims Pump Valve Co, Inc
General Description
The Ring,wearing, cataloged under National Stock Number 4320-01-587-3859, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Sims Pump Valve Co, Inc. 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 Ring,wearing FSC / FSG 4320 — Power and Hand Pumps (FSG 43) Manufacturers Sims Pump Valve Co, Inc (CAGE 78314)
Technical Specifications
Parameter Value NSN 4320-01-587-3859 Primary Part Number 20004B Item Name Ring,wearing FSC / FSG 4320 / 43 — Power and Hand Pumps Manufacturer Sims Pump Valve Co, Inc Status ACTIVE
Lifecycle & Compliance
Acquisition Status ACTIVE DEMIL Code DEMIL Q — CCL Item — Commerce Control List Hazard No hazard code in the DLA record (HMIC N) Criticality Code X
Cross-Reference Index
Part Number Manufacturer
20004B PRIMARY Sims Pump Valve Co, 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 4320-01-587-3859?
NSN 4320-01-587-3859 is a Ring,wearing, manufactured by Sims Pump Valve Co, Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
What part numbers are listed for NSN 4320-01-587-3859?
NSN 4320-01-587-3859 has 1 manufacturer part number on file: 20004B (Sims Pump Valve Co, Inc).
Is NSN 4320-01-587-3859 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.
What is the DEMIL code for NSN 4320-01-587-3859?
NSN 4320-01-587-3859 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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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