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Technical Data Sheet
728999-1 ✓ 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 NONMETALLIC CHANNEL is a the manufacturer industrial component. Key specifications include length: 2.125 INCHES NOMINAL IN, material: RUBBER, temp_rating: -67.0 FAHRENHEIT AND 158.0 FAHRENHEIT DEGF, overall_width: 1.250 INCHES NOMINAL IN, overall_height: 0.625 INCHES NOMINAL IN, special_features: COLOR,BLACK; MATERIAL: RUBBER NATURAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 9390-00-547-5959, 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
728999-1
NSN: 9390-00-547-5959
FSC: 9390
CAGE: 80045 — L3HARRIS CINCINNATI ELECTRONICS CORPORATION (USA)
SPECIFICATIONS
length2.125 INCHES NOMINAL IN
materialRUBBER
temp_rating-67.0 FAHRENHEIT AND 158.0 FAHRENHEIT DEGF
overall_width1.250 INCHES NOMINAL IN
overall_height0.625 INCHES NOMINAL IN
special_featuresCOLOR,BLACK; MATERIAL: RUBBER NATURAL
base_flange_thickness0.125 INCHES NOMINAL IN
environmental_protectionLOW TEMPERATURE AND HIGH TEMPERATURE
minimum_tensile_strengthERR-060
right_side_flange_height0.500 INCHES NOMINAL IN
left-side_flange_tip_styleLEFT SQUARE END
left_side_flange_thickness0.125 INCHES NOMINAL IN
NSN9390-00-547-5959
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available NONMETALLIC CHANNEL TITLE COMPONENT PN 728999-1 MFR NONMETALLIC CHANNEL
KEY FEATURES
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-STD-417, TYPE R, CLASS RN, GRADE RN409F2 MIL STD SINGLE MATERIAL RESPONSE
TEMP RATING: -67.0 FAHRENHEIT AND 158.0 FAHRENHEIT DEGF
MINIMUM TENSILE STRENGTH: ERR-060
MATERIAL: RUBBER
CROSS-SECTIONAL SHAPE STYLE: OPEN CHANNEL
LEFT-SIDE FLANGE TIP STYLE: LEFT SQUARE END
RIGHT SIDE FLANGE THICKNESS: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-STD-417, TYPE R, CLASS RN, GRADE RN409F2 MIL STD SINGLE MATERIAL RESPONSE
TEMP RATING-67.0 FAHRENHEIT AND 158.0 FAHRENHEIT DEGF
MINIMUM TENSILE STRENGTHERR-060
MATERIALRUBBER
SPECIAL FEATURESCOLOR,BLACK; MATERIAL: RUBBER NATURAL
CROSS-SECTIONAL SHAPE STYLEOPEN CHANNEL
LEFT-SIDE FLANGE TIP STYLELEFT SQUARE END
RIGHT SIDE FLANGE THICKNESS0.125 INCHES NOMINAL IN
LENGTH2.125 INCHES NOMINAL IN
ENVIRONMENTAL PROTECTIONLOW TEMPERATURE AND HIGH TEMPERATURE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
02531Interchangeable
interchangeable cross-reference
interchangeable
103889Interchangeable
interchangeable cross-reference
interchangeable
303SZ21Interchangeable
interchangeable cross-reference
interchangeable
981Interchangeable
interchangeable cross-reference
interchangeable
X981Interchangeable
interchangeable cross-reference
interchangeable
1503Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 728999-1?
728999-1 is a NONMETALLIC CHANNEL.
What parts can replace 728999-1?
There are 7 known substitutes for 728999-1: 02531, 103889, 303SZ21 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 728999-1?
728999-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 9390-00-547-5959. This indicates validated use in U.S. government and defense supply chains.
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