PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16328Valve,unloader

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division · NSN 4310-00-374-9506 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-374-9506 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-374-9506. Primary manufacturer part number: 16328.
Features
  • Valve,unloader — FSC 4310
  • 2 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,unloader, cataloged under National Stock Number 4310-00-374-9506, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,unloader
FSC / FSG4310 — No Item Name Available (FSG 43)
ManufacturersCompair Kellogg Div of Robertshaw Controls Co (CAGE 53239); Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (CAGE 9F512)
Technical Specifications
ParameterValue
NSN4310-00-374-9506
Primary Part Number16328
Item NameValve,unloader
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6640-00-096-7489 INTERCHANGEABLE
Pipet,measuring
6150-00-173-872516328 INTERCHANGEABLE
Lead,electrical
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5330-00-495-17571117474 INTERCHANGEABLE
Packing,preformed
Chrysler Realty Company Llc Dba Daimler Chrysler
5920-01-494-8293163-28 INTERCHANGEABLE
Fuse,cartridge
Rix Industries
6515-01-590-499702.207.255 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
5995-01-734-1482902-16328-25 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
Cross-Reference Index
Part NumberManufacturer
16328 Compair Kellogg Div of Robertshaw Controls Co (USA)
16328 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
Related Parts
6640-00-096-7489INTERCHANGEABLE
PIPET,MEASURING
6150-00-173-8725INTERCHANGEABLE
LEAD,ELECTRICAL
16328
5330-00-495-1757INTERCHANGEABLE
PACKING,PREFORMED
1117474
5920-01-494-8293INTERCHANGEABLE
FUSE,CARTRIDGE
163-28
6515-01-590-4997INTERCHANGEABLE
SCREW,BONE
02.207.255
5995-01-734-1482INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
902-16328-25

Frequently Asked Questions

What is NSN 4310-00-374-9506?

NSN 4310-00-374-9506 is a Valve,unloader, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-374-9506?

NSN 4310-00-374-9506 has 2 cross-referenced part numbers: 16328 (Compair Kellogg Div of Robertshaw Controls Co), 16328 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division).

What NSN replaces 4310-00-374-9506?

There are 6 known substitutes for 4310-00-374-9506: 6640-00-096-7489, 6150-00-173-8725, 5330-00-495-1757 and 3 more. Verify interchangeability with system specifications before substitution.

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