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Technical Data Sheet
MILL3661-21A ✓ 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 LENS,LIGHT is a the manufacturer industrial component. Key specifications include color: BLACK HOLDER, material: PLASTIC LENS, thread_class: 2B, thread_length: 0.230 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, thread_series: UNS, overall_length: 0.810 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6210-00-067-8354, 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
MILL3661-21A
NSN: 6210-00-067-8354
FSC: 6210
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
colorBLACK HOLDER
materialPLASTIC LENS
thread_class2B
thread_length0.230 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
thread_seriesUNS
overall_length0.810 INCHES MAXIMUM IN
mounting_methodINTERNAL THREAD
thread_diameter1.000 INCHES IN
thread_quantity27 PER INCH
overall_diameter1.090 INCHES MINIMUM AND 1.150 INCHES MAXIMUM IN
style_designatorCONVEX
thread_directionRIGHT-HAND
NSN6210-00-067-8354
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LENS,LIGHT TITLE COMPONENT PN MILL3661-21A MFR LENS,LIGHT
KEY FEATURES
EFFECTIVE DIAMETER: 0.940 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
THREAD QUANTITY: 27 PER INCH
THREAD DIAMETER: 1.000 INCHES IN
MOUNTING DEVICE QUANTITY: 1
COLOR: CLEAR LENS
STYLE DESIGNATOR: CONVEX
MOUNTING METHOD: INTERNAL THREAD
SURFACE CONDITION: SMOOTH FACE
TECHNICAL CHARACTERISTICS (FLIS)
EFFECTIVE DIAMETER0.940 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
THREAD QUANTITY27 PER INCH
THREAD DIAMETER1.000 INCHES IN
MOUNTING DEVICE QUANTITY1
COLORCLEAR LENS
STYLE DESIGNATORCONVEX
MOUNTING METHODINTERNAL THREAD
SURFACE CONDITIONSMOOTH FACE
THREAD CLASS2B
COLORBLACK HOLDER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
511-17Interchangeable
interchangeable cross-reference
interchangeable
511P17Interchangeable
interchangeable cross-reference
interchangeable
V38Interchangeable
interchangeable cross-reference
interchangeable
51-2211-203Interchangeable
interchangeable cross-reference
interchangeable
5381257-24Interchangeable
interchangeable cross-reference
interchangeable
PM1IRInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MILL3661-21A?
MILL3661-21A is a LENS,LIGHT.
What parts can replace MILL3661-21A?
There are 28 known substitutes for MILL3661-21A: 511-17, 511P17, V38 and 25 more. Substitute compatibility should be verified for your specific system.
Is MILL3661-21A still available?
MILL3661-21A is currently cancelled.
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