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RRT387CD — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

RRT387CD: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include special_features: LOCATION OF THE ITEM ON THE AIRCRAFT: NOSE GEAR ASSEMBLY. AIRCRAFT MISSION DESIGNATOR CODE: U.20., end_item_identification: AIRCRAFT CESSNA 550 CITATION II, cross-sectional_shape_style: RECTANGULAR, part_name_assigned_by_controlling_agency: RETAINER.

This part is cataloged in the U.S. Government catalog under NSN 5325-01-724-8675, 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
RRT387CD
NSN: 5325-01-724-8675
FSC: 5325 — Fastening Devices
CAGE: 7EK50 — TEXTRON AVIATION INC (USA)
SPECIFICATIONS
special_featuresLOCATION OF THE ITEM ON THE AIRCRAFT: NOSE GEAR ASSEMBLY. AIRCRAFT MISSION DESIGNATOR CODE: U.20.
end_item_identificationAIRCRAFT CESSNA 550 CITATION II
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyRETAINER
NSN5325-01-724-8675
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: RRT387CD · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SPECIAL FEATURESLOCATION OF THE ITEM ON THE AIRCRAFT: NOSE GEAR ASSEMBLY. AIRCRAFT MISSION DESIGNATOR CODE: U.20.
PART NAME ASSIGNED BY CONTROLLING AGENCYRETAINER
END ITEM IDENTIFICATIONAIRCRAFT CESSNA 550 CITATION II
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RRT387CD?
RRT387CD is a RING,RETAINING.
What is the NSN for RRT387CD?
RRT387CD is cataloged in the U.S. Government catalog under NSN 5325-01-724-8675. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.