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91253A359 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91253A359: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT TOP ELEVATOR, head_height: 0.234 INCHES NOMINAL IN, spline_width: 0.219 INCHES NOMINAL IN, head_diameter: 0.781 INCHES NOMINAL IN, thread_length: 1.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-574-7148, 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
91253A359
NSN: 5305-01-574-7148
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT TOP ELEVATOR
head_height0.234 INCHES NOMINAL IN
spline_width0.219 INCHES NOMINAL IN
head_diameter0.781 INCHES NOMINAL IN
thread_length1.500 INCHES NOMINAL IN
fastener_length1.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentBLACK CHEMICAL FINISH OVERALL
internal_drive_styleHEXAGON
end_item_identification3950-20-003-8784, CONTAINER HANDLING
minimum_tensile_strength144000 POUNDS PER SQUARE INCH LBS
NSN5305-01-574-7148
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91253A359 · 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: 0.234 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.500 INCHES NOMINAL IN
•
SPLINE WIDTH: 0.219 INCHES NOMINAL IN
•
THREAD LENGTH: 1.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM F835 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
HEAD STYLE: FLAT TOP ELEVATOR
•
THREAD DIRECTION: RIGHT-HAND
•
COLOR: BLACK OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.234 INCHES NOMINAL IN
FASTENER LENGTH1.500 INCHES NOMINAL IN
SPLINE WIDTH0.219 INCHES NOMINAL IN
THREAD LENGTH1.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM F835 ASSN STD ALL MATERIAL RESPONSES OVERALL
HEAD STYLEFLAT TOP ELEVATOR
THREAD DIRECTIONRIGHT-HAND
COLORBLACK OVERALL
SURFACE TREATMENTBLACK CHEMICAL FINISH OVERALL
MINIMUM TENSILE STRENGTH144000 POUNDS PER SQUARE INCH LBS
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91253A359?
91253A359 is a SCREW,CAP,SOCKET HEAD.
What is the NSN for 91253A359?
91253A359 is cataloged in the U.S. Government catalog under NSN 5305-01-574-7148. This indicates validated use in U.S. government and defense supply chains.
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