PartsTable TECHNICAL DATA SHEET

NSN 4820-01-131-2686Government record, cited

Repair Kit, Valve4820-01-131-2686

NSN 4820-01-131-2686 · NIIN 011312686 · Part number RK-A1-MT

Portland Valve Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 53154

Government record, cited

NSN 4820-01-131-2686 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-131-2686. Manufacturer of record part number: RK-A1-MT.

Also searched as 4820-01-131-2686 · 4820011312686 · NIIN 011312686 · 01-131-2686 · FSC 4820 Valves, Nonpowered · CAGE 53154 · RK-A1-MT · RKA-1MT

Nearby stock numbers ← 4820-01-131-2578 · 4820-01-131-2696 Valve, Flow Control →

4820-01-131-2686 — Valves, Nonpowered

Features

Repair Kit,valve — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Portland Valve Llc

Identification

NSN: 4820-01-131-2686
NIIN: 011312686
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: RK-A1-MT
Manufacturer: Portland Valve Llc

General Description

The Repair Kit,valve, cataloged under National Stock Number 4820-01-131-2686, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Portland Valve Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Repair Kit,valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Portland Valve Llc (CAGE 53154)

Technical Specifications

Parameter	Value
NSN	4820-01-131-2686
Primary Part Number	RK-A1-MT
Item Name	Repair Kit,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Portland Valve 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)

Cross-Reference Index

Part Number	Manufacturer
RK-A1-MT PRIMARY	Portland Valve Llc (USA)

Reference documents

Reference	Meaning
RKA-1MT	C/1 Advisory reference — outside the item-of-supply concept Metso Automation Usa, Inc

No interchangeability data on file.

Other items in FSC 4820 — Valves, Nonpowered

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

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

4820-00-001-0020

4820-00-001-0020 · Item name not on file

4820-00-001-0021

4820-00-001-0021 · Item name not on file

4820-00-001-0032

4820-00-001-0032 · Item name not on file

4820-00-001-0037

VALVE,SAFETY RELIEF

4820-00-001-0042

4820-00-001-0042 · Item name not on file

4820-00-001-1230

4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-131-2686?

NSN 4820-01-131-2686 is a Repair Kit,valve, manufactured by Portland Valve Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-131-2686?

NSN 4820-01-131-2686 has 1 manufacturer part number on file: RK-A1-MT (Portland Valve Llc).

Is NSN 4820-01-131-2686 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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