PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-312Head,oil Cooler

Hardie-Tynes Co., Inc. · NSN 4420-00-468-0045 · FSC 4420 · No Item Name Available
Verified by PartsTable
NSN 4420-00-468-0045 — this item is cataloged by the U.S. Government under National Stock Number 4420-00-468-0045. Primary manufacturer part number: 20-312.
Features
  • Head,oil Cooler — FSC 4420
  • 2 verified cross-references
  • Primary manufacturer: Hardie-Tynes Co., Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Head,oil Cooler, cataloged under National Stock Number 4420-00-468-0045, is classified within Federal Supply Class 4420 (No Item Name Available) of the Furnace, Steam, Drying, Nuclear Reactors group. The primary manufacturer of record is Hardie-Tynes Co., Inc.. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameHead,oil Cooler
FSC / FSG4420 — No Item Name Available (FSG 44)
ManufacturersHardie-Tynes Co., Inc. (CAGE 27235)
Technical Specifications
ParameterValue
NSN4420-00-468-0045
Primary Part Number20-312
Item NameHead,oil Cooler
FSC / FSG4420 / 44 — No Item Name Available
ManufacturerHardie-Tynes Co., Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-7549319696-553 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4730-00-202-953955-454-1 INTERCHANGEABLE
Reducer,tube
Dana Corp Spicer Transmission Div
5307-00-373-8749203-12 INTERCHANGEABLE
Stud,plain
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
6220-00-535-2788 INTERCHANGEABLE
Stop Light-Taillight,vehicular
4720-00-541-88592556-12 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
5920-00-879-2286F30A2S INTERCHANGEABLE
Fuseholder,block
Regal Beloit America, Inc
3040-00-998-032107556003259 INTERCHANGEABLE
Lever,manual Control
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-115-277406792064156 INTERCHANGEABLE
Stem,fluid Valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-193-62942031201M0570 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
3110-01-246-7311 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Cross-Reference Index
Part NumberManufacturer
20-312 Hardie-Tynes Co., Inc. (USA)
S150-410GPC312 Hardie-Tynes Co., Inc. (USA)
Related Parts
3110-00-156-7549INTERCHANGEABLE
BEARING,BALL,ANNULAR
319696-553
4730-00-202-9539INTERCHANGEABLE
REDUCER,TUBE
55-454-1
5307-00-373-8749INTERCHANGEABLE
STUD,PLAIN
203-12
6220-00-535-2788INTERCHANGEABLE
STOP LIGHT-TAILLIGHT,VEHICULAR
4720-00-541-8859INTERCHANGEABLE
HOSE,NONMETALLIC
2556-12
5920-00-879-2286INTERCHANGEABLE
FUSEHOLDER,BLOCK
F30A2S
3040-00-998-0321INTERCHANGEABLE
LEVER,MANUAL CONTROL
07556003259
4820-01-115-2774INTERCHANGEABLE
STEM,FLUID VALVE
06792064156
4820-01-193-6294INTERCHANGEABLE
VALVE,SAFETY RELIEF
2031201M0570
3110-01-246-7311INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
6530-01-317-8475INTERCHANGEABLE
PUMP FACE PLATE,IRRIGATOR,SURGIC
203-1-2
5120-01-349-1440INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT

Frequently Asked Questions

What is NSN 4420-00-468-0045?

NSN 4420-00-468-0045 is a Head,oil Cooler, manufactured by Hardie-Tynes Co., Inc., classified under FSC 4420 (No Item Name Available). Status: active.

What are the part numbers for NSN 4420-00-468-0045?

NSN 4420-00-468-0045 has 2 cross-referenced part numbers: 20-312 (Hardie-Tynes Co., Inc.), S150-410GPC312 (Hardie-Tynes Co., Inc.).

What NSN replaces 4420-00-468-0045?

There are 12 known substitutes for 4420-00-468-0045: 3110-00-156-7549, 4730-00-202-9539, 5307-00-373-8749 and 9 more. Verify interchangeability with system specifications before substitution.

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