PartsTable
Technical Data Sheet
FIT-221 1/8 ✓ 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 1/8 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5970-00-451-0973, 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 1/8
NSN: 5970-00-451-0973
FSC: 5970
CAGE: 92194 — BELDEN, INC. (USA)
SPECIFICATIONS
Part NumberFIT-221 1/8
NSN5970-00-451-0973
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FIT-221 1/8 TITLE COMPONENT PN FIT-221 1/8 MFR FIT-221 1/8
KEY FEATURES
TEMP RATING: -67.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
STYLE DESIGNATOR: SHRINKABLE
RECOVERED WALL THICKNESS: 0.020 INCHES NOMINAL IN
FLEXIBILITY: FLEXIBLE
COLOR: CLEAR
EXPANDED INSIDE DIAMETER: 0.125 INCHES NOMINAL IN
RECOVERED INSIDE DIAMETER: 0.062 INCHES NOMINAL IN
ENVIRONMENTAL PROTECTION: MILDEW RESISTANT
TECHNICAL CHARACTERISTICS (FLIS)
TEMP RATING-67.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
STYLE DESIGNATORSHRINKABLE
RECOVERED WALL THICKNESS0.020 INCHES NOMINAL IN
FLEXIBILITYFLEXIBLE
COLORCLEAR
EXPANDED INSIDE DIAMETER0.125 INCHES NOMINAL IN
RECOVERED INSIDE DIAMETER0.062 INCHES NOMINAL IN
ENVIRONMENTAL PROTECTIONMILDEW RESISTANT
DIELECTRIC WITHSTANDING VOLTAGE IN VOLTS500.0
OVERALL LENGTH4.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
91589Interchangeable
interchangeable cross-reference
interchangeable
1559AS198-1Interchangeable
interchangeable cross-reference
interchangeable
CLASS2Interchangeable
interchangeable cross-reference
interchangeable
14392-002Interchangeable
interchangeable cross-reference
interchangeable
MIL-I-23053/5Interchangeable
interchangeable cross-reference
interchangeable
FIT-221 1/16Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FIT-221 1/8?
FIT-221 1/8 is a FIT-221 1/8.
What parts can replace FIT-221 1/8?
There are 20 known substitutes for FIT-221 1/8: 91589, 1559AS198-1, CLASS2 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FIT-221 1/8?
FIT-221 1/8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5970-00-451-0973. This indicates validated use in U.S. government and defense supply chains.
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