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Technical Data Sheet
PartsTable / COMPONENT / B-1691-NS
B-1691-NS ✓ 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,LIGHTING FIXTURE is a the manufacturer industrial component. Key specifications include color: COLORLESS, material: PLASTIC METHACRYLATE LOCATION NOT OTHERWISE SPECIFIED, overall_depth: 1.484 INCHES NOMINAL IN, overall_width: 9.141 INCHES NOMINAL IN, overall_length: 22.844 INCHES NOMINAL IN, mounting_method: HOLE(S). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6210-01-510-9813, 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
B-1691-NS
NSN: 6210-01-510-9813
FSC: 6210
CAGE: 85213 — L.C.DOANE COMPANY,THE DBA LC DOANE CO (USA)
SPECIFICATIONS
colorCOLORLESS
materialPLASTIC METHACRYLATE LOCATION NOT OTHERWISE SPECIFIED
overall_depth1.484 INCHES NOMINAL IN
overall_width9.141 INCHES NOMINAL IN
overall_length22.844 INCHES NOMINAL IN
mounting_methodHOLE(S)
special_featuresMATERIAL IS A CLEAR PRISMATIC ACRYLIC PLASTIC
material_transparencyTRANSLUCENT
mounting_configurationFOUR0.191 INCH DIAMETER MOUNTING HOLES ON A 19.125 INCH BY 9.141 INCH MOUNTING BASE CENTERED AND EQUALLY SPACED 6.375 INCHES APART IN
mounting_hole_diameter0.191 INCHES NOMINAL IN
mounting_hole_quantity4
end_item_identificationW/S:VIRGINIA CLASS SUBMARINE, SSN-774
NSN6210-01-510-9813
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WINDOW,LIGHTING FIXTURE TITLE COMPONENT PN B-1691-NS MFR WINDOW,LIGHTING FIXTUR
KEY FEATURES
•
MOUNTING HOLE DIAMETER: 0.191 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-24191, TYPE CLEAR-2 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
•
MOUNTING METHOD: HOLE(S)
•
MATERIAL: PLASTIC METHACRYLATE LOCATION NOT OTHERWISE SPECIFIED
•
MOUNTING FACILITY THICKNESS: 0.250 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE DIAMETER0.191 INCHES NOMINAL IN
OVERALL LENGTH22.844 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-24191, TYPE CLEAR-2 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
MOUNTING METHODHOLE(S)
SPECIAL FEATURESMATERIAL IS A CLEAR PRISMATIC ACRYLIC PLASTIC
MATERIALPLASTIC METHACRYLATE LOCATION NOT OTHERWISE SPECIFIED
MOUNTING FACILITY THICKNESS0.250 INCHES IN
OVERALL WIDTH9.141 INCHES NOMINAL IN
MOUNTING CONFIGURATIONFOUR0.191 INCH DIAMETER MOUNTING HOLES ON A 19.125 INCH BY 9.141 INCH MOUNTING BASE CENTERED AND EQUALLY SPACED 6.375 INCHES APART IN
INSIDE SURFACE CONDITIONSMOOTH
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
M16377/66-82Interchangeable
interchangeable cross-reference
interchangeable
MIL-F-16377/66Interchangeable
interchangeable cross-reference
interchangeable
M16377/66-82-RAInterchangeable
interchangeable cross-reference
interchangeable
B-1690-NSInterchangeable
interchangeable cross-reference
interchangeable
M16377/66Interchangeable
interchangeable cross-reference
interchangeable
M16377/66-001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B-1691-NS?
B-1691-NS is a WINDOW,LIGHTING FIXTURE.
What parts can replace B-1691-NS?
There are 25 known substitutes for B-1691-NS: M16377/66-82, MIL-F-16377/66, M16377/66-82-RA and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B-1691-NS?
B-1691-NS is cataloged in the Federal Logistics Information System (FLIS) under NSN 6210-01-510-9813. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026