PartsTable
Technical Data Sheet
Download PDF

90177A211 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

90177A211: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: SPIRAL, inside_diameter: 0.328 INCHES NOMINAL IN, outside_diameter: 0.430 INCHES NOMINAL IN, special_features: SPLIT RING THICKNESS IS 0.074 INCH IN, surface_treatment: ZINC. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-566-1095, 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
90177A211
NSN: 5325-01-566-1095
FSC: 5325 — Fastening Devices
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL
ring_styleSPIRAL
inside_diameter0.328 INCHES NOMINAL IN
outside_diameter0.430 INCHES NOMINAL IN
special_featuresSPLIT RING THICKNESS IS 0.074 INCH IN
surface_treatmentZINC
end_item_identificationEXPANDIBLE SHELTER
NSN5325-01-566-1095
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 90177A211 · 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
•
OUTSIDE DIAMETER: 0.430 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.328 INCHES NOMINAL IN
•
RING STYLE: SPIRAL
•
SURFACE TREATMENT: ZINC
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER0.430 INCHES NOMINAL IN
INSIDE DIAMETER0.328 INCHES NOMINAL IN
RING STYLESPIRAL
SPECIAL FEATURESSPLIT RING THICKNESS IS 0.074 INCH IN
SURFACE TREATMENTZINC
END ITEM IDENTIFICATIONEXPANDIBLE SHELTER
MATERIALSTEEL
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
0214090 FIND 3Reference 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
Ready to buy 90177A211?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 90177A211?
90177A211 is a RING,RETAINING.
What parts can replace 90177A211?
There is 1 known substitute for 90177A211: 0214090 FIND 3. Substitute compatibility should be verified for your specific system.
What is the NSN for 90177A211?
90177A211 is cataloged in the U.S. Government catalog under NSN 5325-01-566-1095. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 90177A211

✓ 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.