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3188553 ITEM 11 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3188553 ITEM 11: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061, surface_treatment: ANODIZE, casehardening_indicator: NOT CASEHARDENED, material_document_and_classification: QQ-A-250/11, T6 FED SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-374-4936, 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
3188553 ITEM 11
NSN: 5325-01-374-4936
FSC: 5325 — Fastening Devices
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
surface_treatmentANODIZE
casehardening_indicatorNOT CASEHARDENED
material_document_and_classificationQQ-A-250/11, T6 FED SPEC SINGLE MATERIAL RESPONSE
NSN5325-01-374-4936
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3188553 ITEM 11 · 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: QQ-A-250/11, T6 FED SPEC SINGLE MATERIAL RESPONSE
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
SURFACE TREATMENT: ANODIZE
•
MATERIAL: ALUMINUM ALLOY 6061
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11, T6 FED SPEC SINGLE MATERIAL RESPONSE
CASEHARDENING INDICATORNOT CASEHARDENED
SURFACE TREATMENTANODIZE
MATERIALALUMINUM ALLOY 6061
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 1
3188689Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 3188553 ITEM 11?
3188553 ITEM 11 is a RING,RETAINING.
What parts can replace 3188553 ITEM 11?
There is 1 known substitute for 3188553 ITEM 11: 3188689. Substitute compatibility should be verified for your specific system.
What is the NSN for 3188553 ITEM 11?
3188553 ITEM 11 is cataloged in the U.S. Government catalog under NSN 5325-01-374-4936. 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.