PartsTable
Technical Data Sheet
PartsTable / COMPONENT / RR250C
RR250C ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: SPECIAL FLAT, usage_design: INTERNAL, inside_diameter: 2.310 INCHES NOMINAL IN, major_thickness: 0.048 INCHES NOMINAL IN, strength_rating: ERR-060. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-285-6693, 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
RR250C
NSN: 5325-00-285-6693
FSC: 5325
CAGE: 80756 — SPIROLOX INC (USA)
SPECIFICATIONS
materialSTEEL
ring_styleSPECIAL FLAT
usage_designINTERNAL
inside_diameter2.310 INCHES NOMINAL IN
major_thickness0.048 INCHES NOMINAL IN
strength_ratingERR-060
outside_diameter2.606 INCHES NOMINAL IN
surface_treatmentCADMIUM
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating65.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 68.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
cross-sectional_shape_styleDOUBLE OVAL
material_document_and_classificationSAE 1080-1090 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-00-285-6693
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: RR250C · 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: DOUBLE OVAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 1080-1090 ASSN STD SINGLE MATERIAL RESPONSE
•
SURFACE TREATMENT: CADMIUM
•
MATERIAL: STEEL
•
USAGE DESIGN: INTERNAL
•
MAJOR THICKNESS: 0.048 INCHES NOMINAL IN
•
MATERIAL HARDNESS RATING: 65.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 68.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
•
STRENGTH RATING: ERR-060
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLEDOUBLE OVAL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 1080-1090 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENTCADMIUM
MATERIALSTEEL
USAGE DESIGNINTERNAL
MAJOR THICKNESS0.048 INCHES NOMINAL IN
MATERIAL HARDNESS RATING65.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 68.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
STRENGTH RATINGERR-060
INSIDE DIAMETER2.310 INCHES NOMINAL IN
OUTSIDE DIAMETER2.606 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
483606Interchangeable
interchangeable cross-reference
interchangeable
482820Interchangeable
interchangeable cross-reference
interchangeable
13205E3951Interchangeable
interchangeable cross-reference
interchangeable
205730Interchangeable
Same NIIN cross-reference
interchangeable
626-001-9182Interchangeable
Same NIIN cross-reference
interchangeable
3X148528Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RR250C?
RR250C is a RING,RETAINING.
What parts can replace RR250C?
There are 6 known substitutes for RR250C: 483606, 482820, 13205E3951 and 3 more. Substitute compatibility should be verified for your specific system.
Is RR250C still available?
RR250C is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026