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Technical Data Sheet
PartsTable / COMPONENT / FIT-221-3/8RED
FIT-221-3/8RED ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The FIT-221-3/8RED is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5970-00-787-2335, indicating validated use in U.S. government and defense logistics supply chains.

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
FIT-221-3/8RED
NSN: 5970-00-787-2335
FSC: 5970
CAGE: 92194 — BELDEN, INC. (USA)
SPECIFICATIONS
Part NumberFIT-221-3/8RED
NSN5970-00-787-2335
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FIT-221-3/8RED TITLE COMPONENT PN FIT-221-3/8RED MFR FIT-221-3/8RED
KEY FEATURES
•
MINIMUM TENSILE STRENGTH: 1500 POUNDS PER SQUARE INCH LBS
•
FLEXIBILITY: FLEXIBLE
•
HEAT SHRINKAGE RATING IN PERCENT: 50.0
•
DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 500.0 VOLTS PER MIL /0.001 INCH/ IN
•
TEMP RATING: -55.0 CELSIUS AND 135.0 CELSIUS DEGC
•
COLOR: RED
•
EXPANDED INSIDE DIAMETER: 0.375 INCHES MINIMUM IN
•
ENVIRONMENTAL PROTECTION: CORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT AND WATER RESISTANT
TECHNICAL CHARACTERISTICS (FLIS)
MINIMUM TENSILE STRENGTH1500 POUNDS PER SQUARE INCH LBS
FLEXIBILITYFLEXIBLE
HEAT SHRINKAGE RATING IN PERCENT50.0
DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS500.0 VOLTS PER MIL /0.001 INCH/ IN
TEMP RATING-55.0 CELSIUS AND 135.0 CELSIUS DEGC
COLORRED
EXPANDED INSIDE DIAMETER0.375 INCHES MINIMUM IN
ENVIRONMENTAL PROTECTIONCORROSION RESISTANT AND FLAME RESISTANT AND MILDEW RESISTANT AND WATER RESISTANT
RECOVERED WALL THICKNESS0.022 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
STYLE DESIGNATORSHRINKABLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
446320-509Interchangeable
interchangeable cross-reference
interchangeable
0097818-FH00-001Interchangeable
interchangeable cross-reference
interchangeable
RNF-100 TYPE1 3/4IN YELLOWInterchangeable
interchangeable cross-reference
interchangeable
MS23053/5-211-CInterchangeable
interchangeable cross-reference
interchangeable
5970007171474Interchangeable
interchangeable cross-reference
interchangeable
M23053/5-112-5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FIT-221-3/8RED?
FIT-221-3/8RED is a FIT-221-3/8RED.
What parts can replace FIT-221-3/8RED?
There are 30 known substitutes for FIT-221-3/8RED: 446320-509, 0097818-FH00-001, RNF-100 TYPE1 3/4IN YELLOW and 27 more. Substitute compatibility should be verified for your specific system.
Is FIT-221-3/8RED still available?
FIT-221-3/8RED is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026