PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7558Valve,regulating,fluid Pressure

Bourns Inc · NSN 4820-01-243-6322 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-243-6322 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-243-6322. Primary manufacturer part number: 7558.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Material: COPPER ALLOY AND STEEL CORROSION RESISTING STEM
  • Regulation Type: AUTOMATIC SINGLE STAGE
  • Material: BRASS AND STEEL CORROSION RESISTING SEAT
  • Maximum Inlet Pressure Rating: ERR-060
  • 3 verified cross-references
  • Primary manufacturer: Bourns Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy and Steel Corrosion Resisting Stem construction
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-243-6322, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Bourns Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-243-6322
Primary Part Number7558
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerBourns Inc
StatusACTIVE
MaterialCOPPER ALLOY AND STEEL CORROSION RESISTING STEM
Regulation TypeAUTOMATIC SINGLE STAGE
MaterialBRASS AND STEEL CORROSION RESISTING SEAT
Maximum Inlet Pressure RatingERR-060
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4920-00-015-28887558 INTERCHANGEABLE
Arm Actuator
Honeywell Limited Dba Honeywell Aerospace Toronto Div Aerospace-Toronto
5960-00-060-6585 INTERCHANGEABLE
Electron Tube
4030-00-071-0423 INTERCHANGEABLE
Protector,guy
5975-00-115-5046727401 INTERCHANGEABLE
Cable Nipple,electrical
Federal-Mogul Corp Government Sales Dept
4730-00-193-81421655824-4 INTERCHANGEABLE
Tee,pipe to Tube
Lenz Inc Dba the Lenz Company
5940-00-542-8114755-8 INTERCHANGEABLE
Terminal,stud
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
2520-00-592-97977558 INTERCHANGEABLE
Mainshaft,splined
Eaton Corp Transmission Div
5960-00-808-6057 INTERCHANGEABLE
Electron Tube
5360-01-011-56797558 INTERCHANGEABLE
Spring,helical,compression
Te Connectivity Corporation
5950-01-100-1193P07558 INTERCHANGEABLE
Transformer,power
Snc Manufacturing Co., Inc. Dba Allient Oshkosh
Cross-Reference Index
Part NumberManufacturer
7558 Cat Pumps Corp (USA)
7558 PRIMARY Bourns Inc (USA)
02449 Tennant Company (USA)
Related Parts
4920-00-015-2888INTERCHANGEABLE
ARM ACTUATOR
7558
5960-00-060-6585INTERCHANGEABLE
ELECTRON TUBE
4030-00-071-0423INTERCHANGEABLE
PROTECTOR,GUY
5975-00-115-5046INTERCHANGEABLE
CABLE NIPPLE,ELECTRICAL
727401
4730-00-193-8142INTERCHANGEABLE
TEE,PIPE TO TUBE
1655824-4
5940-00-542-8114INTERCHANGEABLE
TERMINAL,STUD
755-8
2520-00-592-9797INTERCHANGEABLE
MAINSHAFT,SPLINED
7558
5960-00-808-6057INTERCHANGEABLE
ELECTRON TUBE
5360-01-011-5679INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
7558
5950-01-100-1193INTERCHANGEABLE
TRANSFORMER,POWER
P07558
4030-01-251-3543INTERCHANGEABLE
ROD,ANCHOR
2840-01-353-1261INTERCHANGEABLE
AFTERBURNER,TURBINE ENGINE
02449

Frequently Asked Questions

What is NSN 4820-01-243-6322?

NSN 4820-01-243-6322 is a Valve,regulating,fluid Pressure, manufactured by Bourns Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-243-6322?

NSN 4820-01-243-6322 has 3 cross-referenced part numbers: 7558 (Cat Pumps Corp), 7558 (Bourns Inc), 02449 (Tennant Company).

What NSN replaces 4820-01-243-6322?

There are 12 known substitutes for 4820-01-243-6322: 4920-00-015-2888, 5960-00-060-6585, 4030-00-071-0423 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7558?

Key specifications for 7558: Material: COPPER ALLOY AND STEEL CORROSION RESISTING STEM; Regulation Type: AUTOMATIC SINGLE STAGE; Material: BRASS AND STEEL CORROSION RESISTING SEAT; Maximum Inlet Pressure Rating: ERR-060. 4 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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