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PartsTable / COMPONENT / MIL-I-18997
MIL-I-18997 ✓ 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-I-18997 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-073-6733, 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-I-18997
NSN: 6685-00-073-6733
FSC: 6685
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-I-18997
NSN6685-00-073-6733
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MIL-I-18997 TITLE COMPONENT PN MIL-I-18997 MFR MIL-I-18997
KEY FEATURES
•
OVERALL DIAMETER: 4.750 INCHES NOMINAL IN
•
SURFACE TREATMENT: ENAMEL CASE
•
CONNECTION LOCATION: BACK
•
SCALE INSCRIPTION/BACKGROUND COLOR: BLACK FIGURES,WHITE BACKGROUND
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MATERIAL: ALUMINUM CASE
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MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE ACTUATING ELEMENT
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SCALE ACCURACY: 1 PCT ENTIRE RANGE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER4.750 INCHES NOMINAL IN
SURFACE TREATMENTENAMEL CASE
CONNECTION LOCATIONBACK
SCALE INSCRIPTION/BACKGROUND COLORBLACK FIGURES,WHITE BACKGROUND
MATERIALALUMINUM CASE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE ACTUATING ELEMENT
SCALE ACCURACY1 PCT ENTIRE RANGE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-5425, FINISH A MIL SPEC SINGLE MATERIAL RESPONSE PROTECTIVE CRYSTAL
CONNECTOR TYPE VENTNOT PROVIDED
CONNECTION SIZE0.250 IN. NPT DIA IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
33898479Interchangeable
Same NIIN cross-reference
interchangeable
XG3MC3KPWWANAInterchangeable
Same NIIN cross-reference
interchangeable
R66861T11Interchangeable
Same NIIN cross-reference
interchangeable
SG3MC3KPWWANAInterchangeable
Same NIIN cross-reference
interchangeable
MIL-G-18997Interchangeable
Same NIIN cross-reference
interchangeable
35-1246P033BXWD6S30Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-I-18997?
MIL-I-18997 is a MIL-I-18997.
What parts can replace MIL-I-18997?
There are 6 known substitutes for MIL-I-18997: 33898479, XG3MC3KPWWANA, R66861T11 and 3 more. Substitute compatibility should be verified for your specific system.
Is MIL-I-18997 still available?
MIL-I-18997 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