PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SF-34KSeat,valve

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4820-01-193-4660 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-193-4660 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-193-4660. Primary manufacturer part number: SF-34K.
Features
  • Seat,valve — FSC 4820
  • Seating Surface Shape: FLAT
  • 3 verified cross-references
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-193-4660, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-193-4660
Primary Part NumberSF-34K
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Seating Surface ShapeFLAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2530-00-737-77507377750 INTERCHANGEABLE
Brake Asy Front Rig
U S Army Tank Automotive Command Amsta-Im-Mm
4320-01-194-9832SF-33H INTERCHANGEABLE
Head,suction,pump
Circor Naval Solutions Llc Dba Warren Pumps
4320-01-195-6831SF33E INTERCHANGEABLE
Rotator
Circor Naval Solutions Llc Dba Warren Pumps
Cross-Reference Index
Part NumberManufacturer
A1497-2 PIECE 147 Circor Naval Solutions Llc Dba Warren Pumps (USA)
A1497 Circor Naval Solutions Llc Dba Warren Pumps (USA)
SF-34K PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
2530-00-737-7750INTERCHANGEABLE
BRAKE ASY FRONT RIG
7377750
4320-01-194-9832INTERCHANGEABLE
HEAD,SUCTION,PUMP
SF-33H
4320-01-195-6831INTERCHANGEABLE
ROTATOR
SF33E

Frequently Asked Questions

What is NSN 4820-01-193-4660?

NSN 4820-01-193-4660 is a Seat,valve, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-193-4660?

NSN 4820-01-193-4660 has 3 cross-referenced part numbers: A1497-2 PIECE 147 (Circor Naval Solutions Llc Dba Warren Pumps), A1497 (Circor Naval Solutions Llc Dba Warren Pumps), SF-34K (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4820-01-193-4660?

There are 3 known substitutes for 4820-01-193-4660: 2530-00-737-7750, 4320-01-194-9832, 4320-01-195-6831. Verify interchangeability with system specifications before substitution.

What are the specifications of SF-34K?

Key specifications for SF-34K: Seating Surface Shape: FLAT. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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