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265820-18 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

265820-18: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include end_style: 90 DEGREE PARALLEL, ring_style: STRAIGHT GAP, usage_design: INTERNAL, inside_diameter: 2.172 INCHES MINIMUM AND 2.177 INCHES MAXIMUM IN, major_thickness: 0.234 INCHES NOMINAL IN, minor_thickness: 0.046 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-289-5553, 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
265820-18
NSN: 5325-01-289-5553
FSC: 5325 — Fastening Devices
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
end_style90 DEGREE PARALLEL
ring_styleSTRAIGHT GAP
usage_designINTERNAL
inside_diameter2.172 INCHES MINIMUM AND 2.177 INCHES MAXIMUM IN
major_thickness0.234 INCHES NOMINAL IN
minor_thickness0.046 INCHES NOMINAL IN
outside_diameter2.245 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleGROOVED INSIDE CORNER
NSN5325-01-289-5553
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 265820-18 · 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
•
END STYLE: 90 DEGREE PARALLEL
•
MINOR THICKNESS: 0.046 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: GROOVED INSIDE CORNER
•
OUTSIDE DIAMETER: 2.245 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.234 INCHES NOMINAL IN
•
INSIDE DIAMETER: 2.172 INCHES MINIMUM AND 2.177 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
USAGE DESIGNINTERNAL
END STYLE90 DEGREE PARALLEL
MINOR THICKNESS0.046 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEGROOVED INSIDE CORNER
OUTSIDE DIAMETER2.245 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
MAJOR THICKNESS0.234 INCHES NOMINAL IN
INSIDE DIAMETER2.172 INCHES MINIMUM AND 2.177 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
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
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 265820-18?
265820-18 is a RING,RETAINING.
What is the NSN for 265820-18?
265820-18 is cataloged in the U.S. Government catalog under NSN 5325-01-289-5553. This indicates validated use in U.S. government and defense supply chains.
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