NSN 4820-01-274-6057 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-274-6057. Manufacturer of record part number: RKN46TT.
Also searched as4820-01-274-6057 ·
4820012746057 ·
NIIN 012746057 ·
01-274-6057 ·
FSC 4820 Valves, Nonpowered · CAGE 01029 · RKN46TT
Supply Items and Quantities: 01029 SEAT 2; 01029 SECONDARY STEM SEAL 1; 01029 UPPER AND LOWER STEM SEAL 2; 01029 LOWER STEM SEAL 1
2 manufacturer part numbers on file
Manufacturer of record: Metso Automation Usa, Inc
Identification
NSN: 4820-01-274-6057
NIIN: 012746057
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: RKN46TT
Manufacturer: Metso Automation Usa, Inc
General Description
The Parts Kit,ball Valve, cataloged under National Stock Number 4820-01-274-6057, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Metso Automation Usa, Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-274-6057
Primary Part Number
RKN46TT
Item Name
Parts Kit,ball Valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Metso Automation Usa, Inc
Status
ACTIVE
Component Quantity
6
Supply Items and Quantities
01029 SEAT 2; 01029 SECONDARY STEM SEAL 1; 01029 UPPER AND LOWER STEM SEAL 2; 01029 LOWER STEM SEAL 1
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 4820-01-274-6057?
NSN 4820-01-274-6057 is a Parts Kit,ball Valve, manufactured by Metso Automation Usa, Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-274-6057?
NSN 4820-01-274-6057 has 2 manufacturer part numbers on file: RKN46TT (Portland Valve Llc), RKN46TT (Metso Automation Usa, Inc).
What are the specifications of RKN46TT?
Key specifications for RKN46TT: Component Quantity: 6; Supply Items and Quantities: 01029 SEAT 2; 01029 SECONDARY STEM SEAL 1; 01029 UPPER AND LOWER STEM SEAL 2; 01029 LOWER STEM SEAL 1. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-274-6057 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.