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0F-4-500 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

0F-4-500: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN, head_height: 0.135 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.309 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, thread_length: 0.195 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, screw_material: COPPER. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-187-4697, 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
0F-4-500
NSN: 5305-01-187-4697
FSC: 5305 — Screws
CAGE: 74067 — KEUFFEL AND ESSER CO (USA)
SPECIFICATIONS
head_stylePAN
head_height0.135 INCHES NOMINAL IN
thread_class3A A
head_diameter0.309 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
thread_length0.195 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
screw_materialCOPPER
fastener_length0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.112 INCHES IN
thread_quantity_per_inch40
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-01-187-4697
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 0F-4-500 · 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: 0.135 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.195 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
HEAD STYLE: PAN
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: COPPER
•
INTERNAL DRIVE STYLE: SLOT
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.135 INCHES NOMINAL IN
FASTENER LENGTH0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
THREAD LENGTH0.195 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD STYLEPAN
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALCOPPER
INTERNAL DRIVE STYLESLOT
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
THREAD CLASS3A A
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
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 0F-4-500?
0F-4-500 is a SCREW,MACHINE.
What is the NSN for 0F-4-500?
0F-4-500 is cataloged in the U.S. Government catalog under NSN 5305-01-187-4697. 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.