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PartsTable / COMPONENT / MIL-G-18997E
MIL-G-18997E ✓ 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-G-18997E is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-591-1952, 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-G-18997E
NSN: 6685-00-591-1952
FSC: 6685
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-G-18997E
NSN6685-00-591-1952
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MIL-G-18997E TITLE COMPONENT PN MIL-G-18997E MFR MIL-G-18997E
KEY FEATURES
•
SURFACE TREATMENT: ENAMEL CASE
•
OVERALL DIAMETER: 4.750 INCHES NOMINAL IN
•
MATERIAL: PLASTIC PROTECTIVE CRYSTAL
•
FSC APPLICATION DATA: GAGE,PRESSURE,DIAL INDICATING EXCEPT ENGINE
•
BOLT CIRCLE DIAMETER: 4.250 INCHES NOMINAL IN
•
MOUNTING HOLE QUANTITY: 3
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTENAMEL CASE
OVERALL DIAMETER4.750 INCHES NOMINAL IN
MATERIALPLASTIC PROTECTIVE CRYSTAL
FSC APPLICATION DATAGAGE,PRESSURE,DIAL INDICATING EXCEPT ENGINE
MATERIALNICKEL ALLOY ACTUATING ELEMENT
OVERALL DEPTH2.219 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER4.250 INCHES NOMINAL IN
MOUNTING HOLE QUANTITY3
GRADUATION UNIT20.0 POUNDS PER SQUARE INCH LBS
SCALE SMALLEST INCREMENT2.0 POUNDS PER SQUARE INCH (PSI) LBS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
SA23-3PHF-LWBXInterchangeable
Same NIIN cross-reference
interchangeable
MIL-I-18997/1DEA TYA35-0-200LInterchangeable
Same NIIN cross-reference
interchangeable
35-1246P33LXW0F014Interchangeable
Same NIIN cross-reference
interchangeable
SG3NC2HPWCONAGInterchangeable
Same NIIN cross-reference
interchangeable
4871-06Interchangeable
Same NIIN cross-reference
interchangeable
MIL-I-18997Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-G-18997E?
MIL-G-18997E is a MIL-G-18997E.
What parts can replace MIL-G-18997E?
There are 6 known substitutes for MIL-G-18997E: SA23-3PHF-LWBX, MIL-I-18997/1DEA TYA35-0-200L, 35-1246P33LXW0F014 and 3 more. Substitute compatibility should be verified for your specific system.
Is MIL-G-18997E still available?
MIL-G-18997E 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