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544052 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

544052: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302, ring_style: HOOKED, inside_diameter: 0.981 INCHES NOMINAL IN, outside_diameter: 1.020 INCHES NOMINAL IN, end_item_identification: PROPELLER SYSTEMS, material_document_and_classification: AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-102-2108, 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
544052
NSN: 5325-01-102-2108
FSC: 5325 — Fastening Devices
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL COMP 302
ring_styleHOOKED
inside_diameter0.981 INCHES NOMINAL IN
outside_diameter1.020 INCHES NOMINAL IN
end_item_identificationPROPELLER SYSTEMS
material_document_and_classificationAMS 5688 ASSN STD SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencySPACER
NSN5325-01-102-2108
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 544052 · 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 DOCUMENT AND CLASSIFICATION: AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 1.020 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.981 INCHES NOMINAL IN
•
RING STYLE: HOOKED
•
MATERIAL: STEEL COMP 302
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5688 ASSN STD SINGLE MATERIAL RESPONSE
OUTSIDE DIAMETER1.020 INCHES NOMINAL IN
INSIDE DIAMETER0.981 INCHES NOMINAL IN
RING STYLEHOOKED
PART NAME ASSIGNED BY CONTROLLING AGENCYSPACER
END ITEM IDENTIFICATIONPROPELLER SYSTEMS
MATERIALSTEEL COMP 302
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 544052?
544052 is a RING,RETAINING.
What is the NSN for 544052?
544052 is cataloged in the U.S. Government catalog under NSN 5325-01-102-2108. 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.