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Technical Data Sheet
PartsTable / COMPONENT / 4-1208-1B
4-1208-1B ✓ 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

NONMETALLIC SPECIAL SHAPED SECTI. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, inside_radius: 0.185 INCHES NOMINAL IN, overall_width: 1.000 INCHES NOMINAL IN, outside_radius: 0.250 INCHES NOMINAL IN, special_features: SMOOTH FINISH, base_flange_thickness: 0.062 INCHES NOMINAL 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 9390-00-033-7564, 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
4-1208-1B
NSN: 9390-00-033-7564
FSC: 9390
CAGE: 38597 — LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
inside_radius0.185 INCHES NOMINAL IN
overall_width1.000 INCHES NOMINAL IN
outside_radius0.250 INCHES NOMINAL IN
special_featuresSMOOTH FINISH
base_flange_thickness0.062 INCHES NOMINAL IN
environmental_protectionOZONE RESISTANT AND LOW TEMPERATURE
nondefinitive_spec/std_dataA TYPE AND 40 GRADE AND 2 CLASS AND EXTRUDED FORM
nonmetallic_hardness_rating35.0 MINIMUM SHORE DUROMETER A AND 45.0 MAXIMUM SHORE DUROMETER A
NSN9390-00-033-7564
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available NONMETALLIC SPECIAL SHAPED SECTI TITLE COMPONENT PN 4-1208-1B MFR NONMETALLIC SPECIAL SH
KEY FEATURES
•
NONMETALLIC HARDNESS RATING: 35.0 MINIMUM SHORE DUROMETER A AND 45.0 MAXIMUM SHORE DUROMETER A
•
BASE FLANGE THICKNESS: 0.062 INCHES NOMINAL IN
•
INSIDE RADIUS: 0.185 INCHES NOMINAL IN
•
OUTSIDE RADIUS: 0.250 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR
•
ENVIRONMENTAL PROTECTION: OZONE RESISTANT AND LOW TEMPERATURE
•
NONDEFINITIVE SPEC/STD DATA: A TYPE AND 40 GRADE AND 2 CLASS AND EXTRUDED FORM
TECHNICAL CHARACTERISTICS (FLIS)
NONMETALLIC HARDNESS RATING35.0 MINIMUM SHORE DUROMETER A AND 45.0 MAXIMUM SHORE DUROMETER A
BASE FLANGE THICKNESS0.062 INCHES NOMINAL IN
INSIDE RADIUS0.185 INCHES NOMINAL IN
OUTSIDE RADIUS0.250 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR
ENVIRONMENTAL PROTECTIONOZONE RESISTANT AND LOW TEMPERATURE
NONDEFINITIVE SPEC/STD DATAA TYPE AND 40 GRADE AND 2 CLASS AND EXTRUDED FORM
OVERALL WIDTH1.000 INCHES NOMINAL IN
SPECIAL FEATURESSMOOTH FINISH
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
MIL-R-6855Interchangeable
Same NIIN cross-reference
interchangeable
574Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4-1208-1B?
4-1208-1B is a NONMETALLIC SPECIAL SHAPED SECTI.
What parts can replace 4-1208-1B?
There are 2 known substitutes for 4-1208-1B: MIL-R-6855, 574. Substitute compatibility should be verified for your specific system.
What is the NSN for 4-1208-1B?
4-1208-1B is cataloged in the Federal Logistics Information System (FLIS) under NSN 9390-00-033-7564. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026