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178AS330 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

178AS330: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302, end_style: VERTEX CENTER OR ABOVE, ring_style: STRAIGHT GAP, usage_design: EXTERNAL, inside_diameter: 0.896 INCHES NOMINAL IN, outside_diameter: 0.990 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-330-5597, 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
178AS330
NSN: 5325-01-330-5597
FSC: 5325 — Fastening Devices
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 302
end_styleVERTEX CENTER OR ABOVE
ring_styleSTRAIGHT GAP
usage_designEXTERNAL
inside_diameter0.896 INCHES NOMINAL IN
outside_diameter0.990 INCHES NOMINAL IN
material_diameter0.047 INCHES NOMINAL IN
surface_treatmentPASSIVATE
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUND
material_document_and_classificationASTM A313, TYPE 302 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-01-330-5597
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 178AS330 · 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 DIAMETER: 0.047 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A313, TYPE 302 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
OUTSIDE DIAMETER: 0.990 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.896 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
USAGE DESIGNEXTERNAL
END STYLEVERTEX CENTER OR ABOVE
MATERIAL DIAMETER0.047 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A313, TYPE 302 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEROUND
OUTSIDE DIAMETER0.990 INCHES NOMINAL IN
INSIDE DIAMETER0.896 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
SURFACE TREATMENTPASSIVATE
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 178AS330?
178AS330 is a RING,RETAINING.
What is the NSN for 178AS330?
178AS330 is cataloged in the U.S. Government catalog under NSN 5325-01-330-5597. This indicates validated use in U.S. government and defense supply chains.
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