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PartsTable / COMPONENT / RR-F-191/4
RR-F-191/4 ✓ 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 RR-F-191/4 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5660-00-324-3611, 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
RR-F-191/4
NSN: 5660-00-324-3611
FSC: 5660
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberRR-F-191/4
NSN5660-00-324-3611
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RR-F-191/4 TITLE COMPONENT PN RR-F-191/4 MFR RR-F-191/4
KEY FEATURES
•
MATERIAL: STEEL
•
SHAPE: CUP SHAPED W/OFFSET END
•
STYLE DESIGNATOR: RAIL END COMBINATION
•
OUTSIDE DIAMETER: 1.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
SHAPECUP SHAPED W/OFFSET END
STYLE DESIGNATORRAIL END COMBINATION
OUTSIDE DIAMETER1.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
5RInterchangeable
interchangeable cross-reference
interchangeable
RRF191Interchangeable
interchangeable cross-reference
interchangeable
44MInterchangeable
interchangeable cross-reference
interchangeable
CBT5Interchangeable
interchangeable cross-reference
interchangeable
2Interchangeable
interchangeable cross-reference
interchangeable
25-CDInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RR-F-191/4?
RR-F-191/4 is a RR-F-191/4.
What parts can replace RR-F-191/4?
There are 25 known substitutes for RR-F-191/4: 5R, RRF191, 44M and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RR-F-191/4?
RR-F-191/4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5660-00-324-3611. 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