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ZB0331979 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

ZB0331979: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include end_item_identification: 2805-01-555-6505, part_name_assigned_by_controlling_agency: SCREW,CAP,HEXAGON HEAD. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-620-0328, 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
ZB0331979
NSN: 5305-01-620-0328
FSC: 5305 — Screws
CAGE: Z5411 — ZODIAC MILPRO AUSTRALIA PTY LTD (AUS)
SPECIFICATIONS
end_item_identification2805-01-555-6505
part_name_assigned_by_controlling_agencySCREW,CAP,HEXAGON HEAD
NSN5305-01-620-0328
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: ZB0331979 · 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW,CAP,HEXAGON HEAD
END ITEM IDENTIFICATION2805-01-555-6505
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 ZB0331979?
ZB0331979 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for ZB0331979?
ZB0331979 is cataloged in the U.S. Government catalog under NSN 5305-01-620-0328. 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.