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PartsTable / COMPONENT / 4139-0003
4139-0003 ✓ 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

ARMOR,SUPPLEMENTAL,SMALL ARMS-FR. Key specifications include color: YELLOW, IDENTIFICATION HOLDER, material: PLASTIC LENS, thread_class: 2A A, thread_series: UNF, overall_length: 0.743 INCHES NOMINAL IN, mounting_method: EXTERNAL THREAD. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6210-00-548-0125, 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
4139-0003
NSN: 6210-00-548-0125
FSC: 6210
CAGE: 13467 — ASSOCIATED INDUSTRIES A DIV OF ARNOLD A SEMLER INC (USA)
SPECIFICATIONS
colorYELLOW, IDENTIFICATION HOLDER
materialPLASTIC LENS
thread_class2A A
thread_seriesUNF
overall_length0.743 INCHES NOMINAL IN
mounting_methodEXTERNAL THREAD
thread_diameter0.375 INCHES IN
thread_quantity24 PER INCH
overall_diameter0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
special_featuresBLACK OPAQUE CAP
style_designatorFLAT
thread_directionRIGHT-HAND
NSN6210-00-548-0125
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ARMOR,SUPPLEMENTAL,SMALL ARMS-FR TITLE COMPONENT PN 4139-0003 MFR ARMOR,SUPPLEMENTAL,SMA
KEY FEATURES
•
COLOR: RED, AVIATION LENS
•
MOUNTING METHOD: EXTERNAL THREAD
•
THREAD DIRECTION: RIGHT-HAND
•
LIGHT TRANSMISSION DESIGN: TRANSPARENT FILTER
•
HOLDER SURFACE TREATMENT: CADMIUM
•
THREAD DIAMETER: 0.375 INCHES IN
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS (FLIS)
COLORRED, AVIATION LENS
MOUNTING METHODEXTERNAL THREAD
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESBLACK OPAQUE CAP
LIGHT TRANSMISSION DESIGNTRANSPARENT FILTER
HOLDER SURFACE TREATMENTCADMIUM
THREAD DIAMETER0.375 INCHES IN
THREAD CLASS2A A
COLORYELLOW, IDENTIFICATION HOLDER
MATERIALCOPPER ALLOY HOLDER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 35
A7077-1Interchangeable
interchangeable cross-reference
interchangeable
1612292-1Interchangeable
interchangeable cross-reference
interchangeable
RC1339L1Interchangeable
interchangeable cross-reference
interchangeable
MS25010Interchangeable
interchangeable cross-reference
interchangeable
MS25010B12A327Interchangeable
interchangeable cross-reference
interchangeable
MIL-L-7806Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4139-0003?
4139-0003 is a ARMOR,SUPPLEMENTAL,SMALL ARMS-FR.
What parts can replace 4139-0003?
There are 35 known substitutes for 4139-0003: A7077-1, 1612292-1, RC1339L1 and 32 more. Substitute compatibility should be verified for your specific system.
Is 4139-0003 still available?
4139-0003 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026