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WST177 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

WST177: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include inside_diameter: 1.676 INCHES NOMINAL IN, minor_thickness: 0.062 INCHES NOMINAL IN, outside_diameter: 1.771 INCHES NOMINAL IN, special_features: EXTERNAL RING,GROOVE DIAMETER:1.689,GROOVE WIDTH:0.068,NUMBER OF TURNS 2,RING SHEAR:14490 (SAFETY FACTOR OF 3), part_name_assigned_by_controlling_agency: RING. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-720-9892, 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
WST177
NSN: 5325-01-720-9892
FSC: 5325 — Fastening Devices
CAGE: 51814 — SMALLEY STEEL RING CO. (USA)
SPECIFICATIONS
inside_diameter1.676 INCHES NOMINAL IN
minor_thickness0.062 INCHES NOMINAL IN
outside_diameter1.771 INCHES NOMINAL IN
special_featuresEXTERNAL RING,GROOVE DIAMETER:1.689,GROOVE WIDTH:0.068,NUMBER OF TURNS 2,RING SHEAR:14490 (SAFETY FACTOR OF 3)
part_name_assigned_by_controlling_agencyRING
NSN5325-01-720-9892
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: WST177 · 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
•
MINOR THICKNESS: 0.062 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.771 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.676 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MINOR THICKNESS0.062 INCHES NOMINAL IN
OUTSIDE DIAMETER1.771 INCHES NOMINAL IN
INSIDE DIAMETER1.676 INCHES NOMINAL IN
SPECIAL FEATURESEXTERNAL RING,GROOVE DIAMETER:1.689,GROOVE WIDTH:0.068,NUMBER OF TURNS 2,RING SHEAR:14490 (SAFETY FACTOR OF 3)
PART NAME ASSIGNED BY CONTROLLING AGENCYRING
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WST177?
WST177 is a RING,RETAINING.
What is the NSN for WST177?
WST177 is cataloged in the U.S. Government catalog under NSN 5325-01-720-9892. 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.