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RT104-3 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

RT104-3: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 631, ring_style: SPIRAL ROUND, usage_design: EXTERNAL, overlap_length: 0.010 INCHES NOMINAL IN, inside_diameter: 0.160 INCHES NOMINAL IN, material_diameter: 0.020 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-337-1185, 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
RT104-3
NSN: 5325-01-337-1185
FSC: 5325 — Fastening Devices
CAGE: 84256 — AVIBANK MFG., INC. DBA AVIBANK MANUFACTURING INC (USA)
SPECIFICATIONS
materialSTEEL COMP 631
ring_styleSPIRAL ROUND
usage_designEXTERNAL
overlap_length0.010 INCHES NOMINAL IN
inside_diameter0.160 INCHES NOMINAL IN
material_diameter0.020 INCHES NOMINAL IN
surface_treatmentPASSIVATE
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUND
material_document_and_classificationAMS 5678 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-01-337-1185
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: RT104-3 · 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
•
MATERIAL DIAMETER: 0.020 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5678 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
OVERLAP LENGTH: 0.010 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.160 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: SPIRAL ROUND
TECHNICAL CHARACTERISTICS
USAGE DESIGNEXTERNAL
MATERIAL DIAMETER0.020 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5678 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEROUND
OVERLAP LENGTH0.010 INCHES NOMINAL IN
INSIDE DIAMETER0.160 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESPIRAL ROUND
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL COMP 631
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: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RT104-3?
RT104-3 is a RING,RETAINING.
What is the NSN for RT104-3?
RT104-3 is cataloged in the U.S. Government catalog under NSN 5325-01-337-1185. 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.