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19M8328 — BOLT,INTERNAL WRENCHING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

19M8328: BOLT,INTERNAL WRENCHING.

The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include material: STEEL PROPERTY CLASS 8.8 OVERALL, head_style: FLAT FILLISTER, head_height: 0.394 INCHES NOMINAL IN, head_diameter: 0.630 INCHES NOMINAL IN, thread_length: 0.807 INCHES NOMINAL IN, fastener_length: 0.984 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-510-1815, 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
19M8328
NSN: 5306-01-510-1815
FSC: 5306 — Bolts
CAGE: 02YK8 — WEST SIDE TRACTOR SALES CO (USA)
SPECIFICATIONS
materialSTEEL PROPERTY CLASS 8.8 OVERALL
head_styleFLAT FILLISTER
head_height0.394 INCHES NOMINAL IN
head_diameter0.630 INCHES NOMINAL IN
thread_length0.807 INCHES NOMINAL IN
fastener_length0.984 INCHES NOMINAL IN
special_featuresCHEESE (FILLISTER HEAD)
surface_treatmentZINC OVERALL
end_item_identification4045/6068 ENGINE
nominal_thread_diameter0.394 INCHES IN
NSN5306-01-510-1815
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 19M8328 · 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
•
HEAD HEIGHT: 0.394 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.984 INCHES NOMINAL IN
•
THREAD LENGTH: 0.807 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.394 INCHES IN
•
HEAD STYLE: FLAT FILLISTER
•
SURFACE TREATMENT: ZINC OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.394 INCHES NOMINAL IN
FASTENER LENGTH0.984 INCHES NOMINAL IN
THREAD LENGTH0.807 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.394 INCHES IN
HEAD STYLEFLAT FILLISTER
SPECIAL FEATURESCHEESE (FILLISTER HEAD)
SURFACE TREATMENTZINC OVERALL
END ITEM IDENTIFICATION4045/6068 ENGINE
MATERIALSTEEL PROPERTY CLASS 8.8 OVERALL
HEAD DIAMETER0.630 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
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 19M8328?
19M8328 is a BOLT,INTERNAL WRENCHING.
What is the NSN for 19M8328?
19M8328 is cataloged in the U.S. Government catalog under NSN 5306-01-510-1815. 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.