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Technical Data Sheet
PartsTable / COMPONENT / 8338687
8338687 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, end_style: VERTEX OUTSIDE PERIPHERY, ring_style: STRAIGHT GAP, usage_design: EXTERNAL, inside_diameter: 1.984 INCHES NOMINAL IN, major_thickness: 0.109 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-571-6816, 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
8338687
NSN: 5325-00-571-6816
FSC: 5325
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL
end_styleVERTEX OUTSIDE PERIPHERY
ring_styleSTRAIGHT GAP
usage_designEXTERNAL
inside_diameter1.984 INCHES NOMINAL IN
major_thickness0.109 INCHES NOMINAL IN
outside_diameter2.422 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating43.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationQQ-W-474, COMPOSITION A OR B FED SPEC SINGLE MATERIAL RESPONSE
NSN5325-00-571-6816
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8338687 · 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: STEEL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-474, COMPOSITION A OR B FED SPEC SINGLE MATERIAL RESPONSE
•
MAJOR THICKNESS: 0.109 INCHES NOMINAL IN
•
MATERIAL HARDNESS RATING: 43.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
•
OUTSIDE DIAMETER: 2.422 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
USAGE DESIGN: EXTERNAL
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-474, COMPOSITION A OR B FED SPEC SINGLE MATERIAL RESPONSE
MAJOR THICKNESS0.109 INCHES NOMINAL IN
MATERIAL HARDNESS RATING43.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM
OUTSIDE DIAMETER2.422 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
USAGE DESIGNEXTERNAL
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
INSIDE DIAMETER1.984 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
5081-4508Interchangeable
interchangeable cross-reference
interchangeable
12912Interchangeable
interchangeable cross-reference
interchangeable
PS76024-1Interchangeable
interchangeable cross-reference
interchangeable
MODEL 131Interchangeable
interchangeable cross-reference
interchangeable
TLC801Interchangeable
interchangeable cross-reference
interchangeable
945827Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8338687?
8338687 is a RING,RETAINING.
What parts can replace 8338687?
There are 16 known substitutes for 8338687: 5081-4508, 12912, PS76024-1 and 13 more. Substitute compatibility should be verified for your specific system.
Is 8338687 still available?
8338687 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026