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A02D1270-1 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

A02D1270-1: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, ring_style: INTERNAL SELF-LOCKING, inside_diameter: 5.6250 INCHES NOMINAL IN, major_thickness: 0.4550 INCHES NOMINAL IN, outside_diameter: 6.7500 INCHES NOMINAL IN, end_item_identification: PREPROVISIONING SUPPORT NAVICP IS POE. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-425-6312, 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
A02D1270-1
NSN: 5325-01-425-6312
FSC: 5325 — Fastening Devices
CAGE: 77272 — THE BOEING COMPANY (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
ring_styleINTERNAL SELF-LOCKING
inside_diameter5.6250 INCHES NOMINAL IN
major_thickness0.4550 INCHES NOMINAL IN
outside_diameter6.7500 INCHES NOMINAL IN
end_item_identificationPREPROVISIONING SUPPORT NAVICP IS POE
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyLOCKNUT,BEARING RETAINING FWD ROTOR SHAFT
NSN5325-01-425-6312
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A02D1270-1 · 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
•
OUTSIDE DIAMETER: 6.7500 INCHES NOMINAL IN
•
MAJOR THICKNESS: 0.4550 INCHES NOMINAL IN
•
INSIDE DIAMETER: 5.6250 INCHES NOMINAL IN
•
RING STYLE: INTERNAL SELF-LOCKING
•
MATERIAL: ALUMINUM ALLOY
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER6.7500 INCHES NOMINAL IN
MAJOR THICKNESS0.4550 INCHES NOMINAL IN
INSIDE DIAMETER5.6250 INCHES NOMINAL IN
RING STYLEINTERNAL SELF-LOCKING
PART NAME ASSIGNED BY CONTROLLING AGENCYLOCKNUT,BEARING RETAINING FWD ROTOR SHAFT
END ITEM IDENTIFICATIONPREPROVISIONING SUPPORT NAVICP IS POE
MATERIALALUMINUM ALLOY
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 A02D1270-1?
A02D1270-1 is a RING,RETAINING.
What is the NSN for A02D1270-1?
A02D1270-1 is cataloged in the U.S. Government catalog under NSN 5325-01-425-6312. 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.