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PartsTable / COMPONENT / MIL-D-537 TYPE 1 CLASS 2
MIL-D-537 TYPE 1 CLASS 2 ✓ 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 MIL-D-537 TYPE 1 CLASS 2 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6630-00-250-6301, 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
MIL-D-537 TYPE 1 CLASS 2
NSN: 6630-00-250-6301
FSC: 6630
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-D-537 TYPE 1 CLASS 2
NSN6630-00-250-6301
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MIL-D-537 TYPE 1 CLASS 2 TITLE COMPONENT PN MIL-D-537 TYPE 1 CLASS 2 MFR MIL-D-537 TYPE 1 CLASS
KEY FEATURES
•
COLOR RANGE: +4.4 TO 6.0 PH
•
OVERALL THICKNESS: 0.312 INCHES NOMINAL IN
•
LIGHT TYPE FOR WHICH DESIGNED: ARTIFICIAL LIGHT AND DAYLIGHT
•
OVERALL DIAMETER: 3.438 INCHES NOMINAL IN
•
COLOR GRADUATION: 4.4 AND 4.6 AND 4.8 AND 5.0 AND 5.2 AND 5.4 AND 5.6 AND 5.8 AND 6.0
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 2 CLASS
TECHNICAL CHARACTERISTICS (FLIS)
COLOR RANGE+4.4 TO 6.0 PH
OVERALL THICKNESS0.312 INCHES NOMINAL IN
LIGHT TYPE FOR WHICH DESIGNEDARTIFICIAL LIGHT AND DAYLIGHT
OVERALL DIAMETER3.438 INCHES NOMINAL IN
COLOR GRADUATION4.4 AND 4.6 AND 4.8 AND 5.0 AND 5.2 AND 5.4 AND 5.6 AND 5.8 AND 6.0
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 2 CLASS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
5133PL1430605Interchangeable
interchangeable cross-reference
interchangeable
350-RTInterchangeable
interchangeable cross-reference
interchangeable
44174Interchangeable
interchangeable cross-reference
interchangeable
150DInterchangeable
interchangeable cross-reference
interchangeable
327831Interchangeable
interchangeable cross-reference
interchangeable
8530PC19-150DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-D-537 TYPE 1 CLASS 2?
MIL-D-537 TYPE 1 CLASS 2 is a MIL-D-537 TYPE 1 CLASS 2.
What parts can replace MIL-D-537 TYPE 1 CLASS 2?
There are 10 known substitutes for MIL-D-537 TYPE 1 CLASS 2: 5133PL1430605, 350-RT, 44174 and 7 more. Substitute compatibility should be verified for your specific system.
Is MIL-D-537 TYPE 1 CLASS 2 still available?
MIL-D-537 TYPE 1 CLASS 2 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