PartsTable
Technical Data Sheet
PartsTable / MRO / 3191-003
3191-003 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 CASE,EAR PLUG INSERTER is a the manufacturer industrial component. Key specifications include color: CLEAR, body_style: BUSHING MOUNT, body_width: 0.625 INCHES NOMINAL IN, body_length: 1.125 INCHES NOMINAL IN, overall_width: 0.625 INCHES NOMINAL IN, actuator_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-438-6440, 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
MRO→ MRO_GENERAL→ 3191-003
NSN: 5930-00-438-6440
FSC: 5930
CAGE: 82634 — MCGILL MFG CO INC ELECTRICAL DIV (USA)
SPECIFICATIONS
colorCLEAR
body_styleBUSHING MOUNT
body_width0.625 INCHES NOMINAL IN
body_length1.125 INCHES NOMINAL IN
overall_width0.625 INCHES NOMINAL IN
actuator_styleROUND
bushing_length0.469 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_height2.157 INCHES NOMINAL IN
overall_length1.125 INCHES NOMINAL IN
actuator_height0.563 INCHES NOMINAL IN
mounting_methodTHREADED BUSHING
NSN5930-00-438-6440
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CASE,EAR PLUG INSERTER TITLE COMPONENT PN 3191-003 MFR CASE,EAR PLUG INSERTER
KEY FEATURES
•
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 3.000 AMPERES RESISTIVE AC
•
THREAD SERIES DESIGNATOR: UNS
•
TERMINAL TYPE AND QUANTITY: 3 QUICK DISCONNECT, MALE
•
ACTUATOR DIAMETER: 0.240 INCHES NOMINAL IN
•
ACTUATOR STYLE: ROUND
•
THREAD QUANTITY PER INCH: 32
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.125 INCHES NOMINAL IN
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE3.000 AMPERES RESISTIVE AC
THREAD SERIES DESIGNATORUNS
TERMINAL TYPE AND QUANTITY3 QUICK DISCONNECT, MALE
OVERALL WIDTH0.625 INCHES NOMINAL IN
ACTUATOR DIAMETER0.240 INCHES NOMINAL IN
ACTUATOR STYLEROUND
THREAD QUANTITY PER INCH32
MAXIMUM VOLTAGE RATING IN VOLTS250.0 AC
ACTUATOR POSITION-ACTION RELATIONSHIPUP POSITION MAINTAINED AND DOWN POSITION MAINTAINED AND CENTER POSITION MAINTAINED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
2272Interchangeable
interchangeable cross-reference
interchangeable
MODEL 272Interchangeable
interchangeable cross-reference
interchangeable
4371Interchangeable
interchangeable cross-reference
interchangeable
5340PL0577449Interchangeable
interchangeable cross-reference
interchangeable
83005Interchangeable
interchangeable cross-reference
interchangeable
83635Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3191-003?
3191-003 is a CASE,EAR PLUG INSERTER. It is classified as a MRO (MRO_GENERAL).
What parts can replace 3191-003?
There are 20 known substitutes for 3191-003: 2272, MODEL 272, 4371 and 17 more. Substitute compatibility should be verified for your specific system.
Is 3191-003 still available?
3191-003 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