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6772327 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

6772327: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, end_style: D SHAP BELOW INSIDE PERIPHERY, ring_style: INTERNAL STEPPED, usage_design: INTERNAL, inside_diameter: 8.129 INCHES MINIMUM AND 8.346 INCHES MAXIMUM IN, major_thickness: 0.123 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-940-7330, 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
6772327
NSN: 5325-00-940-7330
FSC: 5325 — Fastening Devices
CAGE: 73342 — ALLISON TRANSMISSION INC DBA ALLISON TRANSMISSION, INC (USA)
SPECIFICATIONS
materialSTEEL
end_styleD SHAP BELOW INSIDE PERIPHERY
ring_styleINTERNAL STEPPED
usage_designINTERNAL
inside_diameter8.129 INCHES MINIMUM AND 8.346 INCHES MAXIMUM IN
major_thickness0.123 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
outside_diameter8.475 INCHES MINIMUM AND 8.600 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating43.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationFED STD NO. 66 AISI C1060 THRU C1095 FED STD SINGLE MATERIAL RESPONSE OR SAE 1060 THRU 1095 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-00-940-7330
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 6772327 · 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
•
MATERIAL HARDNESS RATING: 43.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
•
USAGE DESIGN: INTERNAL
•
END STYLE: D SHAP BELOW INSIDE PERIPHERY
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD NO. 66 AISI C1060 THRU C1095 FED STD SINGLE MATERIAL RESPONSE OR SAE 1060 THRU 1095 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 8.475 INCHES MINIMUM AND 8.600 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.123 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 8.129 INCHES MINIMUM AND 8.346 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING43.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
USAGE DESIGNINTERNAL
END STYLED SHAP BELOW INSIDE PERIPHERY
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD NO. 66 AISI C1060 THRU C1095 FED STD SINGLE MATERIAL RESPONSE OR SAE 1060 THRU 1095 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER8.475 INCHES MINIMUM AND 8.600 INCHES MAXIMUM IN
MAJOR THICKNESS0.123 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
INSIDE DIAMETER8.129 INCHES MINIMUM AND 8.346 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLEINTERNAL STEPPED
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 6772327?
6772327 is a RING,RETAINING.
What is the NSN for 6772327?
6772327 is cataloged in the U.S. Government catalog under NSN 5325-00-940-7330. 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.