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11253991 — SCREW,SELF-DRILLING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

11253991: SCREW,SELF-DRILLING.

The SCREW,SELF-DRILLING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: PANPAN, fastener_length: 0.735 INCHES NOMINAL0.735 INCHES NOMINAL IN, thread_direction: RIGHT-HANDRIGHT-HAND, surface_treatment: OXIDE OVERALL, internal_drive_style: CROSS RECESS TYPE IICROSS RECESS TYPE II. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-598-7934, 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
11253991
NSN: 5305-01-598-7934
FSC: 5305 — Screws
CAGE: 0Y3H3 — FASTENAL COMPANY DBA FASTENAL CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_stylePANPAN
fastener_length0.735 INCHES NOMINAL0.735 INCHES NOMINAL IN
thread_directionRIGHT-HANDRIGHT-HAND
surface_treatmentOXIDE OVERALL
internal_drive_styleCROSS RECESS TYPE IICROSS RECESS TYPE II
end_item_identificationMRAP; COUGARMRAP; COUGAR
nominal_thread_diameter0.190 INCHES0.190 INCHES IN
thread_quantity_per_inch1616
thread_series_designatorUNF
part_name_assigned_by_controlling_agencyBLACK OXIDE STEEL PHILLIPS PAN SELF DRILLING SCREWBLACK OXIDE STEEL PHILLIPS PAN SELF DRILLING SCREW
NSN5305-01-598-7934
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 11253991 · 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
•
FASTENER LENGTH: 0.735 INCHES NOMINAL0.735 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES0.190 INCHES IN
•
HEAD STYLE: PANPAN
•
THREAD DIRECTION: RIGHT-HANDRIGHT-HAND
•
COLOR: BLACK OVERALL
•
SURFACE TREATMENT: OXIDE OVERALL
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE IICROSS RECESS TYPE II
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.735 INCHES NOMINAL0.735 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.190 INCHES0.190 INCHES IN
HEAD STYLEPANPAN
THREAD DIRECTIONRIGHT-HANDRIGHT-HAND
COLORBLACK OVERALL
SURFACE TREATMENTOXIDE OVERALL
INTERNAL DRIVE STYLECROSS RECESS TYPE IICROSS RECESS TYPE II
PART NAME ASSIGNED BY CONTROLLING AGENCYBLACK OXIDE STEEL PHILLIPS PAN SELF DRILLING SCREWBLACK OXIDE STEEL PHILLIPS PAN SELF DRILLING SCREW
END ITEM IDENTIFICATIONMRAP; COUGARMRAP; COUGAR
THREAD QUANTITY PER INCH1616
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 1
11645-00978Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11253991?
11253991 is a SCREW,SELF-DRILLING.
What parts can replace 11253991?
There is 1 known substitute for 11253991: 11645-00978. Substitute compatibility should be verified for your specific system.
What is the NSN for 11253991?
11253991 is cataloged in the U.S. Government catalog under NSN 5305-01-598-7934. This indicates validated use in U.S. government and defense supply chains.
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