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12446399 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12446399: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1060 OR STEEL COMP 1070, ring_style: INTERNAL STEPPED, inside_diameter: 14.316 INCHES NOMINAL IN, major_thickness: 0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN, outside_diameter: 15.325 INCHES MINIMUM AND 15.575 INCHES MAXIMUM IN, special_features: FINISH IS OIL DIPPED. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-644-3366, 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
12446399
NSN: 5325-01-644-3366
FSC: 5325 — Fastening Devices
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1060 OR STEEL COMP 1070
ring_styleINTERNAL STEPPED
inside_diameter14.316 INCHES NOMINAL IN
major_thickness0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN
outside_diameter15.325 INCHES MINIMUM AND 15.575 INCHES MAXIMUM IN
special_featuresFINISH IS OIL DIPPED
end_item_identification2520-01-626-5061
material_hardness_rating43.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyRETAINING RING
NSN5325-01-644-3366
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12446399 · 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
•
MATERIAL HARDNESS RATING: 43.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 15.325 INCHES MINIMUM AND 15.575 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 14.316 INCHES NOMINAL IN
•
RING STYLE: INTERNAL STEPPED
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING43.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER15.325 INCHES MINIMUM AND 15.575 INCHES MAXIMUM IN
MAJOR THICKNESS0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN
INSIDE DIAMETER14.316 INCHES NOMINAL IN
RING STYLEINTERNAL STEPPED
SPECIAL FEATURESFINISH IS OIL DIPPED
PART NAME ASSIGNED BY CONTROLLING AGENCYRETAINING RING
END ITEM IDENTIFICATION2520-01-626-5061
MATERIALSTEEL COMP 1060 OR STEEL COMP 1070
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12446399?
12446399 is a RING,RETAINING.
What is the NSN for 12446399?
12446399 is cataloged in the U.S. Government catalog under NSN 5325-01-644-3366. This indicates validated use in U.S. government and defense supply chains.
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