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RRN206 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

RRN206: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: INTERNAL, usage_design: INTERNAL, inside_diameter: 1.875 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN, major_thickness: 0.078 INCHES NOMINAL IN, outside_diameter: 2.225 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-716-8435, 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
RRN206
NSN: 5325-00-716-8435
NIINs: 007168435, 008059529
FSC: 5325 — Fastening Devices
CAGE: 80756 — SPIROLOX INC (USA)
SPECIFICATIONS
materialSTEEL
ring_styleINTERNAL
usage_designINTERNAL
inside_diameter1.875 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
major_thickness0.078 INCHES NOMINAL IN
outside_diameter2.225 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
end_item_identificationW/S:ENGINE, AIRCRAFT J-52
material_hardness_rating47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationFED-STD-66,NO. 1066 THRU 1090 FED STD SINGLE MATERIAL RESPONSE
NSN5325-00-716-8435
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: RRN206 · 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
•
USAGE DESIGN: INTERNAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5120 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: DOUBLE OVAL
•
OUTSIDE DIAMETER: 2.201 INCHES MINIMUM AND 2.226 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 1.875 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: SPECIAL FLAT
TECHNICAL CHARACTERISTICS
USAGE DESIGNINTERNAL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5120 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEDOUBLE OVAL
OUTSIDE DIAMETER2.201 INCHES MINIMUM AND 2.226 INCHES MAXIMUM IN
MAJOR THICKNESS0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN
INSIDE DIAMETER1.875 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESPECIAL FLAT
END ITEM IDENTIFICATIONW/S:ENGINE, AIRCRAFT J-52
MATERIALSTEEL COMP 1074
SUBSTITUTES & CROSS-REFERENCES 1
505831Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RRN206?
RRN206 is a RING,RETAINING.
What parts can replace RRN206?
There is 1 known substitute for RRN206: 505831. Substitute compatibility should be verified for your specific system.
What is the NSN for RRN206?
RRN206 is cataloged in the U.S. Government catalog under NSN 5325-00-716-8435. This indicates validated use in U.S. government and defense supply chains.
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