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108558-502 — SCREW,TAPPING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

108558-502: SCREW,TAPPING.

The SCREW,TAPPING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: PAN NO. 2, head_height: 0.063 INCHES NOMINAL IN, head_diameter: 0.193 INCHES NOMINAL IN, fastener_length: 0.188 INCHES NOMINAL IN, internal_drive_style: SLOT.

This part is cataloged in the U.S. Government catalog under NSN 5305-00-727-7690, 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
108558-502
NSN: 5305-00-727-7690
FSC: 5305 — Screws
CAGE: 37695 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_stylePAN NO. 2
head_height0.063 INCHES NOMINAL IN
head_diameter0.193 INCHES NOMINAL IN
fastener_length0.188 INCHES NOMINAL IN
internal_drive_styleSLOT
nonmachine_thread_styleWIDE FLUTE (TYPE H OR BT)
NSN5305-00-727-7690
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 108558-502 · 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: 0.063 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.188 INCHES NOMINAL IN
•
NONMACHINE THREAD STYLE: WIDE FLUTE (TYPE H OR BT)
•
HEAD STYLE: PAN NO. 2
•
INTERNAL DRIVE STYLE: SLOT
•
MATERIAL: STEEL OVERALL
•
HEAD DIAMETER: 0.193 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.063 INCHES NOMINAL IN
FASTENER LENGTH0.188 INCHES NOMINAL IN
NONMACHINE THREAD STYLEWIDE FLUTE (TYPE H OR BT)
HEAD STYLEPAN NO. 2
INTERNAL DRIVE STYLESLOT
MATERIALSTEEL OVERALL
HEAD DIAMETER0.193 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
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 108558-502?
108558-502 is a SCREW,TAPPING.
What is the NSN for 108558-502?
108558-502 is cataloged in the U.S. Government catalog under NSN 5305-00-727-7690. 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.