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Technical Data Sheet
PartsTable / MRO / J191
J191 ✓ 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 FILTER,LOW PASS is a the manufacturer industrial component. Key specifications include unit_type: AUTOMATIC SPRING RETURN, body_width: 0.510 INCHES MAXIMUM IN, body_height: 0.510 INCHES MAXIMUM IN, inclosure_type: ENCASED, overall_length: 10.375 INCHES NOMINAL IN, special_features: WITH SIDE CUTTER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-441-2628, 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→ J191
NSN: 3040-00-441-2628
FSC: 3040
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
unit_typeAUTOMATIC SPRING RETURN
body_width0.510 INCHES MAXIMUM IN
body_height0.510 INCHES MAXIMUM IN
inclosure_typeENCASED
overall_length10.375 INCHES NOMINAL IN
special_featuresWITH SIDE CUTTER
style_designatorRECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
operating_temp_range-55.0 TO 71.0 CELSIUS DEGC
wire_twist_directionRIGHT-HAND
wire_diameter_capacity0.020 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
end_item_identificationE2B/C-DCN
nondefinitive_spec/std_data1 TYPE AND 1 CLASS AND A STYLE
NSN3040-00-441-2628
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,LOW PASS TITLE COMPONENT PN J191 MFR FILTER,LOW PASS
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH26.156 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
7583731P1Interchangeable
interchangeable cross-reference
interchangeable
J191Interchangeable
interchangeable cross-reference
interchangeable
R734PC19Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is J191?
J191 is a FILTER,LOW PASS. It is classified as a MRO (MRO_GENERAL).
What parts can replace J191?
There are 3 known substitutes for J191: 7583731P1, J191, R734PC19. Substitute compatibility should be verified for your specific system.
What is the NSN for J191?
J191 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-441-2628. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026