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11503493-1 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

11503493-1: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1060, end_style: VERTEX CENTER OR ABOVE, ring_style: STRAIGHT GAP, usage_design: EXTERNAL, inside_diameter: 0.186 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN, major_thickness: 0.031 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-115-6848, 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
11503493-1
NSN: 5325-00-115-6848
FSC: 5325 — Fastening Devices
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 1060
end_styleVERTEX CENTER OR ABOVE
ring_styleSTRAIGHT GAP
usage_designEXTERNAL
inside_diameter0.186 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
major_thickness0.031 INCHES NOMINAL IN
outside_diameter0.278 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
surface_treatmentCADMIUM
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationFED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1060 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1060 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-00-115-6848
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 11503493-1 · 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
•
USAGE DESIGN: EXTERNAL
•
END STYLE: VERTEX CENTER OR ABOVE
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1060 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1060 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 0.278 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.031 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.186 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
USAGE DESIGNEXTERNAL
END STYLEVERTEX CENTER OR ABOVE
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1060 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1060 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER0.278 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
MAJOR THICKNESS0.031 INCHES NOMINAL IN
INSIDE DIAMETER0.186 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
SURFACE TREATMENTCADMIUM
SUBSTITUTES & CROSS-REFERENCES 9
PC99097-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
115415-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
Y166Reference document
Same NSN cross-reference
Reference document — Secondary reference
365330-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4000795Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
11690403Reference 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 11503493-1?
11503493-1 is a RING,RETAINING.
What parts can replace 11503493-1?
There are 9 known substitutes for 11503493-1: PC99097-1, 115415-1, Y166 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11503493-1?
11503493-1 is cataloged in the U.S. Government catalog under NSN 5325-00-115-6848. 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.