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121199 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: ALUMINUM FILTERING MEDIUM, body_style: STRAIGHT SHAPE, EXTERNAL COUPLING W/BACKSHELL, shell_type: SOLID, design_type: REUSABLE, thread_class: 2A A, overall_width: 12.750 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4130-00-555-1309, 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
121199
NSN: 4130-00-555-1309
FSC: 4130
CAGE: 00736 — FALLS FILTRATION TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
materialALUMINUM FILTERING MEDIUM
body_styleSTRAIGHT SHAPE, EXTERNAL COUPLING W/BACKSHELL
shell_typeSOLID
design_typeREUSABLE
thread_class2A A
overall_width12.750 INCHES NOMINAL IN
terminal_typeTAB, SOLDER LUG SINGLE MATING END SINGLE CONTACT GROUPING
body_thickness0.500 INCHES NOMINAL IN
overall_length1.062 INCHES NOMINAL IN
shell_materialCOPPER ALLOY
insert_materialPLASTIC PHENOLIC SINGLE MATING END
contact_materialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
NSN4130-00-555-1309
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN 121199 MFR CONNECTOR,RECEPTACLE,E
KEY FEATURES
•
FILTERING MEDIA DESIGN: FLOCKED FIRST FILTERING MEDIA RESPONSE
•
MATERIAL: ALUMINUM FILTERING MEDIUM
•
MAXIMUM AIR FLOW RATE: 325.0 CUBIC FEET PER MINUTE
•
DESIGN TYPE: REUSABLE
•
BODY THICKNESS: 0.500 INCHES NOMINAL IN
•
BODY OVERALL LENGTH: 12.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FILTERING MEDIA DESIGNFLOCKED FIRST FILTERING MEDIA RESPONSE
MATERIALALUMINUM FILTERING MEDIUM
MAXIMUM AIR FLOW RATE325.0 CUBIC FEET PER MINUTE
DESIGN TYPEREUSABLE
FILTERING MEDIA DESIGNPERFORATED SECOND FILTERING MEDIA RESPONSE
BODY THICKNESS0.500 INCHES NOMINAL IN
BODY OVERALL LENGTH12.750 INCHES NOMINAL IN
OVERALL WIDTH12.750 INCHES NOMINAL IN
STYLE DESIGNATORRECTANGULAR (INCL SQUARE)
MATERIALALUMINUM FRAME
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
12363Interchangeable
interchangeable cross-reference
interchangeable
T6720Interchangeable
interchangeable cross-reference
interchangeable
16205Interchangeable
interchangeable cross-reference
interchangeable
4H3623Interchangeable
interchangeable cross-reference
interchangeable
D9578-69A8Interchangeable
interchangeable cross-reference
interchangeable
121199Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 121199?
121199 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 121199?
There are 16 known substitutes for 121199: 12363, T6720, 16205 and 13 more. Substitute compatibility should be verified for your specific system.
Is 121199 still available?
121199 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