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Technical Data Sheet
NATVAR 261 ✓ 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 INSULATION SLEEVING,ELECTRICAL is a the manufacturer industrial component. Key specifications include color: BLACK, material: PLASTIC POLYVINYL CHLORIDE (PVC), flexibility: FLEXIBLE, temp_rating: -30.0 CELSIUS AND 75.0 CELSIUS DEGC, wall_thickness: 0.045 INCHES NOMINAL IN, inside_diameter: 1.500 INCHES MINIMUM AND 1.550 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5970-00-057-9973, 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
NATVAR 261
NSN: 5970-00-057-9973
FSC: 5970
CAGE: 96904 — HIGH VOLTAGE ENGINEERING CORP NATVAR CO DIV (USA)
SPECIFICATIONS
colorBLACK
materialPLASTIC POLYVINYL CHLORIDE (PVC)
flexibilityFLEXIBLE
temp_rating-30.0 CELSIUS AND 75.0 CELSIUS DEGC
wall_thickness0.045 INCHES NOMINAL IN
inside_diameter1.500 INCHES MINIMUM AND 1.550 INCHES MAXIMUM IN
style_designatorNONSHRINKABLE
reliability_indicatorNOT ESTABLISHED
environmental_protectionFLAME RESISTANT AND MILDEW RESISTANT AND OIL RESISTANT
minimum_tensile_strength1800 POUNDS PER SQUARE INCH LBS
nondefinitive_spec/std_data1 CATEGORY AND I CLASS AND U FORM AND A GRADE AND 1.500IN. SIZE AND UA SUBFORM AND F TYPE IN
departure_from_cited_documentAS MODIFIED BY COLOR
NSN5970-00-057-9973
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSULATION SLEEVING,ELECTRICAL TITLE COMPONENT PN NATVAR 261 MFR INSULATION SLEEVING,EL
KEY FEATURES
DEPARTURE FROM CITED DOCUMENT: AS MOD BY COLOR
DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 430.0 VOLTS PER MIL /0.001 INCH/ IN
RELIABILITY INDICATOR: NOT ESTABLISHED
WALL THICKNESS: 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
TEMP RATING: -46.0 CELSIUS AND 70.0 CELSIUS DEGC
NONDEFINITIVE SPEC/STD DATA: 1 CATEGORY AND 1 CLASS AND U FORM AND B GRADE AND 1-1/4 IN. AWG SIZE AND UA SUBFORM AND F TYPE IN
COLOR: WHITE
FLEXIBILITY: FLEXIBLE
TECHNICAL CHARACTERISTICS (FLIS)
DEPARTURE FROM CITED DOCUMENTAS MOD BY COLOR
DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS430.0 VOLTS PER MIL /0.001 INCH/ IN
RELIABILITY INDICATORNOT ESTABLISHED
WALL THICKNESS0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
TEMP RATING-46.0 CELSIUS AND 70.0 CELSIUS DEGC
NONDEFINITIVE SPEC/STD DATA1 CATEGORY AND 1 CLASS AND U FORM AND B GRADE AND 1-1/4 IN. AWG SIZE AND UA SUBFORM AND F TYPE IN
COLORWHITE
FLEXIBILITYFLEXIBLE
ENVIRONMENTAL PROTECTIONFLAME RESISTANT AND MILDEW RESISTANT AND OIL RESISTANT
MINIMUM TENSILE STRENGTH1450 POUNDS PER SQUARE INCH LBS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
3002Interchangeable
Same NIIN cross-reference
interchangeable
GLITEX 120Interchangeable
Same NIIN cross-reference
interchangeable
HYFLEX TRANSFLEXInterchangeable
Same NIIN cross-reference
interchangeable
SYNTHOLVARInterchangeable
Same NIIN cross-reference
interchangeable
MIL-I-631Interchangeable
Same NIIN cross-reference
interchangeable
ITCO 919Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NATVAR 261?
NATVAR 261 is a INSULATION SLEEVING,ELECTRICAL.
What parts can replace NATVAR 261?
There are 7 known substitutes for NATVAR 261: 3002, GLITEX 120, HYFLEX TRANSFLEX and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NATVAR 261?
NATVAR 261 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5970-00-057-9973. This indicates validated use in U.S. government and defense supply chains.
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