PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70300Heat Transfer Solution,plastic L

Brain Power Inc Dba Brain Power Inc Div Brain Power Incorporated · NSN 6540-01-202-8065 · FSC 6540 · No Item Name Available
Verified by PartsTable
NSN 6540-01-202-8065 — this item is cataloged by the U.S. Government under National Stock Number 6540-01-202-8065. Primary manufacturer part number: 70300.
Features
  • Heat Transfer Solution,plastic L — FSC 6540
  • Unit of Issue Cube: 0.0625 CUBIC FEET
  • General Characteristics Item Description: DESIGNED TO MAINTAIN HIGH SPECIFIC HEATING WITH CLOSE TEMPERATURE TOLERANCES DURING THE DYE OPERATION; PROTECT THE HEATING ELEMENT FROM BURNOUT AND AIDS IN PRESERVING THE BASE INTERIOR WHEN PLACED IN DYE UNIT BASE; ONE QUART; FOR USE IN PROTOTYPE UA B203 AND CURRENT UA 3005,NSN 6545-00-292-9696 OPTICAL FABRICATION UNIT,FIELD,NO. 2
  • 4 verified cross-references
  • Primary manufacturer: Brain Power Inc Dba Brain Power Inc Div Brain Power Incorporated
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heat Transfer Solution,plastic L, cataloged under National Stock Number 6540-01-202-8065, is classified within Federal Supply Class 6540 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Brain Power Inc Dba Brain Power Inc Div Brain Power Incorporated. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: BT.

Technical Specifications
ParameterValue
NSN6540-01-202-8065
Primary Part Number70300
Item NameHeat Transfer Solution,plastic L
FSC / FSG6540 / 65 — No Item Name Available
ManufacturerBrain Power Inc Dba Brain Power Inc Div Brain Power Incorporated
StatusACTIVE
Unit of Issue Cube0.0625 CUBIC FEET
General Characteristics Item DescriptionDESIGNED TO MAINTAIN HIGH SPECIFIC HEATING WITH CLOSE TEMPERATURE TOLERANCES DURING THE DYE OPERATION; PROTECT THE HEATING ELEMENT FROM BURNOUT AND AIDS IN PRESERVING THE BASE INTERIOR WHEN PLACED IN DYE UNIT BASE; ONE QUART; FOR USE IN PROTOTYPE UA B203 AND CURRENT UA 3005,NSN 6545-00-292-9696 OPTICAL FABRICATION UNIT,FIELD,NO. 2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueBT
Verified Substitutes 12
Bolt,mounting,water
5950-00-054-04121800545 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation
6240-00-155-8687 INTERCHANGEABLE
Lamp,incandescent
5120-00-224-9483 INTERCHANGEABLE
Wedge,joint Breaking
2915-00-439-931470300 INTERCHANGEABLE
Fuel Control,main,turbine Engine
Triumph Engine Control Systems Llc
1620-00-448-475665900 INTERCHANGEABLE
Cylinder and Piston Assembly,lan
Goodrich Corporation
5365-00-472-881860-46 INTERCHANGEABLE
Shim
Cone Drive Operations Inc
5331-00-595-6325E45-0001-002 INTERCHANGEABLE
O-Ring
L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications
6635-00-633-3498700300 INTERCHANGEABLE
Test Set,cable Tension
Hydratight Operations Inc
5940-00-949-5531356-24-06-071 INTERCHANGEABLE
Terminal Board
Cinch Connectivity Solutions Inc.
Cross-Reference Index
Part NumberManufacturer
6046 Western Optical Supply Inc (USA)
65900 Brain Power Inc Dba Brain Power Inc Div Brain Power Incorporated (USA)
HTF-90 Brain Power Inc Dba Brain Power Inc Div Brain Power Incorporated (USA)
70300 PRIMARY Brain Power Inc Dba Brain Power Inc Div Brain Power Incorporated (USA)
Related Parts
5306-00-338-6415SUCCESSOR
BOLT,MOUNTING,WATER
5950-00-054-0412INTERCHANGEABLE
TRANSFORMER,POWER
1800545
6240-00-155-8687INTERCHANGEABLE
LAMP,INCANDESCENT
5120-00-224-9483INTERCHANGEABLE
WEDGE,JOINT BREAKING
2915-00-439-9314INTERCHANGEABLE
FUEL CONTROL,MAIN,TURBINE ENGINE
70300
1620-00-448-4756INTERCHANGEABLE
CYLINDER AND PISTON ASSEMBLY,LAN
65900
5365-00-472-8818INTERCHANGEABLE
SHIM
60-46
5331-00-595-6325INTERCHANGEABLE
O-RING
E45-0001-002
6635-00-633-3498INTERCHANGEABLE
TEST SET,CABLE TENSION
700300
5940-00-949-5531INTERCHANGEABLE
TERMINAL BOARD
356-24-06-071
5975-01-034-3439INTERCHANGEABLE
PROTECTOR,ELECTRICAL CABLE
4730-01-037-4916INTERCHANGEABLE
ELBOW,PIPE TO TUBE
SAE J514-2 4-4 080302CA

Frequently Asked Questions

What is NSN 6540-01-202-8065?

NSN 6540-01-202-8065 is a Heat Transfer Solution,plastic L, manufactured by Brain Power Inc Dba Brain Power Inc Div Brain Power Incorporated, classified under FSC 6540 (No Item Name Available). Status: active.

What are the part numbers for NSN 6540-01-202-8065?

NSN 6540-01-202-8065 has 4 cross-referenced part numbers: 6046 (Western Optical Supply Inc), 65900 (Brain Power Inc Dba Brain Power Inc Div Brain Power Incorporated), HTF-90 (Brain Power Inc Dba Brain Power Inc Div Brain Power Incorporated), 70300 (Brain Power Inc Dba Brain Power Inc Div Brain Power Incorporated).

What NSN replaces 6540-01-202-8065?

There are 12 known substitutes for 6540-01-202-8065: 5306-00-338-6415, 5950-00-054-0412, 6240-00-155-8687 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 70300?

Key specifications for 70300: Unit of Issue Cube: 0.0625 CUBIC FEET; Part Name Assigned by Controlling Agency: HEAT TRANSFER SOLUTION PLASTIC LENS DYEING OPHTHALMIC; General Characteristics Item Description: DESIGNED TO MAINTAIN HIGH SPECIFIC HEATING WITH CLOSE TEMPERATURE TOLERANCES DURING THE DYE OPERATION; PROTECT THE HEATING ELEMENT FROM BURNOUT AND AIDS IN PRESERVING THE BASE INTERIOR WHEN PLACED IN DYE UNIT BASE; ONE QUART; FOR USE IN PROTOTYPE UA B203 AND CURRENT UA 3005,NSN 6545-00-292-9696 OPTICAL FABRICATION UNIT,FIELD,NO. 2. 3 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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