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X66759 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

X66759: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, head_style: PAN NO. 2, head_height: 0.121 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.369 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, thread_length: 0.250 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-654-4144, 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
X66759
NSN: 5305-01-654-4144
FSC: 5305 — Screws
CAGE: 51506 — ACCURATE SCREW MACHINE CORP DIV ACCURATE SCREW MACHINE CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
head_stylePAN NO. 2
head_height0.121 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.369 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_length0.250 INCHES NOMINAL IN
fastener_length1.00 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_across_flats0.125 INCHES NOMINAL IN
internal_drive_styleRECESSED TYPE I
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
NSN5305-01-654-4144
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: X66759 · 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
•
WIDTH ACROSS FLATS: 0.125 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.121 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.00 INCHES NOMINAL IN
•
THREAD LENGTH: 0.250 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: PAN NO. 2
•
THREAD DIRECTION: RIGHT-HAND
•
INTERNAL DRIVE STYLE: RECESSED TYPE I
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.125 INCHES NOMINAL IN
HEAD HEIGHT0.121 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
FASTENER LENGTH1.00 INCHES NOMINAL IN
THREAD LENGTH0.250 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEPAN NO. 2
THREAD DIRECTIONRIGHT-HAND
INTERNAL DRIVE STYLERECESSED TYPE I
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW
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 X66759?
X66759 is a SCREW,CAP,SOCKET HEAD.
What is the NSN for X66759?
X66759 is cataloged in the U.S. Government catalog under NSN 5305-01-654-4144. This indicates validated use in U.S. government and defense supply chains.
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