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PartsTable / COMPONENT / RRS550B21-5/8
RRS550B21-5/8 ✓ 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 RRS550B21-5/8 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 4030-00-221-0771, 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
RRS550B21-5/8
NSN: 4030-00-221-0771
FSC: 4030
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
Part NumberRRS550B21-5/8
NSN4030-00-221-0771
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RRS550B21-5/8 TITLE COMPONENT PN RRS550B21-5/8 MFR RRS550B21-5/8
KEY FEATURES
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SURFACE TREATMENT: ZINC
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MATERIAL: STEEL
•
INSIDE WIDTH: 2.500 INCHES NOMINAL IN
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ACCOMMODATED MATERIAL DIAMETER: 0.625 INCHES NOMINAL IN
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NONDEFINITIVE SPEC/STD DATA: B TYPE AND 2 FINISH
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STYLE DESIGNATOR: CLOSED-METAL FILLED
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INSIDE LENGTH: 1.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTZINC
MATERIALSTEEL
OVERALL LENGTH6.312 INCHES NOMINAL IN
INSIDE WIDTH2.500 INCHES NOMINAL IN
ACCOMMODATED MATERIAL DIAMETER0.625 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATAB TYPE AND 2 FINISH
STYLE DESIGNATORCLOSED-METAL FILLED
INSIDE LENGTH1.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
7HA6510AInterchangeable
interchangeable cross-reference
interchangeable
01613Interchangeable
interchangeable cross-reference
interchangeable
G613Interchangeable
interchangeable cross-reference
interchangeable
G-417Interchangeable
interchangeable cross-reference
interchangeable
SU8821Interchangeable
interchangeable cross-reference
interchangeable
AC10010Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RRS550B21-5/8?
RRS550B21-5/8 is a RRS550B21-5/8.
What parts can replace RRS550B21-5/8?
There are 9 known substitutes for RRS550B21-5/8: 7HA6510A, 01613, G613 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RRS550B21-5/8?
RRS550B21-5/8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4030-00-221-0771. 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