PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8227061-01Valve,altitude Compensator

Hdt Expeditionary Systems Inc · NSN 4520-01-101-0959 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-01-101-0959 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-101-0959. Primary manufacturer part number: 8227061-01.
Features
  • Valve,altitude Compensator — FSC 4520
  • General Characteristics Item Description: 4.500 HEIGHT VALVE,12.00 INCH LG. CAPILLARY,2.00 IN. LG. VALVE IN
  • 5 verified cross-references
  • Primary manufacturer: Hdt Expeditionary Systems Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,altitude Compensator, cataloged under National Stock Number 4520-01-101-0959, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-101-0959
Primary Part Number8227061-01
Item NameValve,altitude Compensator
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
General Characteristics Item Description4.500 HEIGHT VALVE,12.00 INCH LG. CAPILLARY,2.00 IN. LG. VALVE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5935-00-236-941736B003REVB INTERCHANGEABLE
Jack,telephone
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
6680-00-933-3599 INTERCHANGEABLE
Speedometer
Cross-Reference Index
Part NumberManufacturer
8227061-01 PRIMARY Hdt Expeditionary Systems Inc (USA)
04100176 C-Way Industries Inc (CAN)
8227061-01 Warner Robins Air Logistics Center (USA)
503-C Eaton Corp Controls Div (USA)
B04100176 C-Way Industries Inc (CAN)
Related Parts
5935-00-236-9417INTERCHANGEABLE
JACK,TELEPHONE
36B003REVB
6680-00-933-3599INTERCHANGEABLE
SPEEDOMETER

Frequently Asked Questions

What is NSN 4520-01-101-0959?

NSN 4520-01-101-0959 is a Valve,altitude Compensator, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-01-101-0959?

NSN 4520-01-101-0959 has 5 cross-referenced part numbers: 8227061-01 (Hdt Expeditionary Systems Inc), 04100176 (C-Way Industries Inc), 8227061-01 (Warner Robins Air Logistics Center), 503-C (Eaton Corp Controls Div), B04100176 (C-Way Industries Inc).

What NSN replaces 4520-01-101-0959?

There are 2 known substitutes for 4520-01-101-0959: 5935-00-236-9417, 6680-00-933-3599. Verify interchangeability with system specifications before substitution.

What are the specifications of 8227061-01?

Key specifications for 8227061-01: End Item Identification: HEATER,PORTABLE; General Characteristics Item Description: 4.500 HEIGHT VALVE,12.00 INCH LG. CAPILLARY,2.00 IN. LG. VALVE IN. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com