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PartsTable / COMPONENT / B311-285
B311-285 ✓ 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 WINDOW,DIAL is a the manufacturer industrial component. Key specifications include width: 1.594 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN, length: 3.532 INCHES MINIMUM AND 3.563 INCHES MAXIMUM IN, material: GLASS, style_designator: RECTANGULAR W/RADIUS CORNERS, material_thickness: 0.250 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 5355-00-582-7370, 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
B311-285
NSN: 5355-00-582-7370
FSC: 5355
CAGE: 92755 — NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
width1.594 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
length3.532 INCHES MINIMUM AND 3.563 INCHES MAXIMUM IN
materialGLASS
style_designatorRECTANGULAR W/RADIUS CORNERS
material_thickness0.250 INCHES NOMINAL IN
NSN5355-00-582-7370
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WINDOW,DIAL TITLE COMPONENT PN B311-285 MFR WINDOW,DIAL
KEY FEATURES
•
LENGTH: 3.532 INCHES MINIMUM AND 3.563 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.250 INCHES NOMINAL IN
•
WIDTH: 1.594 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: RECTANGULAR W/RADIUS CORNERS
•
MATERIAL: GLASS
TECHNICAL CHARACTERISTICS (FLIS)
LENGTH3.532 INCHES MINIMUM AND 3.563 INCHES MAXIMUM IN
MATERIAL THICKNESS0.250 INCHES NOMINAL IN
WIDTH1.594 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
STYLE DESIGNATORRECTANGULAR W/RADIUS CORNERS
MATERIALGLASS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
KS-8455 PC 5Interchangeable
interchangeable cross-reference
interchangeable
MIL-G-2857Interchangeable
interchangeable cross-reference
interchangeable
CC-1138-123Interchangeable
interchangeable cross-reference
interchangeable
CC-1138-124Interchangeable
interchangeable cross-reference
interchangeable
KS11678ASYM12 18LInterchangeable
interchangeable cross-reference
interchangeable
KS11678AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B311-285?
B311-285 is a WINDOW,DIAL.
What parts can replace B311-285?
There are 18 known substitutes for B311-285: KS-8455 PC 5, MIL-G-2857, CC-1138-123 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B311-285?
B311-285 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-00-582-7370. 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