PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KN30100Valve,relay

Haldex Brake Products Corporation · NSN 4820-01-275-4087 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-275-4087 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-275-4087. Primary manufacturer part number: KN30100.
Features
  • Valve,relay — FSC 4820
  • General Characteristics Item Description: TWO PORTS 0.250-18 NPTF;7.080 IN LG IN
  • 2 verified cross-references
  • Primary manufacturer: Haldex Brake Products Corporation
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Circuit control and protection
  • Equipment power management
General Description

The Valve,relay, cataloged under National Stock Number 4820-01-275-4087, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Haldex Brake Products Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-01-275-4087
Primary Part NumberKN30100
Item NameValve,relay
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHaldex Brake Products Corporation
StatusCANCELLED
General Characteristics Item DescriptionTWO PORTS 0.250-18 NPTF;7.080 IN LG IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
4820-01-005-3281KN30300 INTERCHANGEABLE
Valve,linear,directional Control
Haldex Brake Products Corporation
Cross-Reference Index
Part NumberManufacturer
KN30100 PRIMARY Haldex Brake Products Corporation (USA)
KN30010 Midland Brake Inc Div of Echlin Inc (USA)
Related Parts
4820-01-005-3281INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
KN30300

Frequently Asked Questions

What is NSN 4820-01-275-4087?

NSN 4820-01-275-4087 is a Valve,relay, manufactured by Haldex Brake Products Corporation, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-01-275-4087?

NSN 4820-01-275-4087 has 2 cross-referenced part numbers: KN30100 (Haldex Brake Products Corporation), KN30010 (Midland Brake Inc Div of Echlin Inc).

What NSN replaces 4820-01-275-4087?

There is 1 known substitute for 4820-01-275-4087: 4820-01-005-3281. Verify interchangeability with system specifications before substitution.

What are the specifications of KN30100?

Key specifications for KN30100: General Characteristics Item Description: TWO PORTS 0.250-18 NPTF;7.080 IN LG IN. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-01-275-4087 still in active supply?

NSN 4820-01-275-4087 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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