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Technical Data Sheet
PartsTable / COMPONENT / 38-18312-0087-2
38-18312-0087-2 ✓ 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, usage_design: EXTERNAL, inside_diameter: 0.777 INCHES NOMINAL IN, major_thickness: 0.042 INCHES NOMINAL IN, casehardening_indicator: NOT CASEHARDENED, material_hardness_rating: 41.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-845-1092, 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
38-18312-0087-2
NSN: 5325-00-845-1092
FSC: 5325
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL
ring_styleC
usage_designEXTERNAL
inside_diameter0.777 INCHES NOMINAL IN
major_thickness0.042 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating41.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleRECTANGULAR
nondefinitive_spec/std_dataMS16632-87 REFERENCE NUMBER
NSN5325-00-845-1092
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 38-18312-0087-2 · 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
•
INSIDE DIAMETER: 0.777 INCHES NOMINAL IN
•
MAJOR THICKNESS: 0.042 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: MS16632-87 REFERENCE NUMBER
•
MATERIAL: STEEL
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: C
•
USAGE DESIGN: EXTERNAL
•
MATERIAL HARDNESS RATING: 41.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
TECHNICAL CHARACTERISTICS (FLIS)
INSIDE DIAMETER0.777 INCHES NOMINAL IN
MAJOR THICKNESS0.042 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATAMS16632-87 REFERENCE NUMBER
MATERIALSTEEL
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLEC
USAGE DESIGNEXTERNAL
MATERIAL HARDNESS RATING41.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
007708100Interchangeable
interchangeable cross-reference
interchangeable
CAT 11959Interchangeable
interchangeable cross-reference
interchangeable
586-740Interchangeable
interchangeable cross-reference
interchangeable
10055901Interchangeable
interchangeable cross-reference
interchangeable
NAS620-C10LInterchangeable
interchangeable cross-reference
interchangeable
092-45353C010LInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 38-18312-0087-2?
38-18312-0087-2 is a RING,RETAINING.
What parts can replace 38-18312-0087-2?
There are 12 known substitutes for 38-18312-0087-2: 007708100, CAT 11959, 586-740 and 9 more. Substitute compatibility should be verified for your specific system.
Is 38-18312-0087-2 still available?
38-18312-0087-2 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026