NSN 4820-01-459-6587 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-459-6587. Manufacturer of record part number: S12547-125.
Also searched as4820-01-459-6587 ·
4820014596587 ·
NIIN 014596587 ·
01-459-6587 ·
FSC 4820 Valves, Nonpowered · CAGE 09257 · S12547-125
Overall Diameter: 1.507 INCHES MINIMUM AND 1.512 INCHES MAXIMUM IN
1 manufacturer part number on file
Manufacturer of record: Trelleborg Sealing Solutions Us, Inc.
Identification
NSN: 4820-01-459-6587
NIIN: 014596587
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: S12547-125
Manufacturer: Trelleborg Sealing Solutions Us, Inc.
General Description
The Ring,valve Piston, cataloged under National Stock Number 4820-01-459-6587, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Trelleborg Sealing Solutions Us, 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.
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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4820-00-000-0097 · Item name not on file
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4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
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4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
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4820-00-001-0042 · Item name not on file
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4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-459-6587?
NSN 4820-01-459-6587 is a Ring,valve Piston, manufactured by Trelleborg Sealing Solutions Us, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-459-6587?
NSN 4820-01-459-6587 has 1 manufacturer part number on file: S12547-125 (Trelleborg Sealing Solutions Us, Inc.).
What are the specifications of S12547-125?
Key specifications for S12547-125: Overall Diameter: 1.507 INCHES MINIMUM AND 1.512 INCHES MAXIMUM IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-459-6587 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.