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91286A244 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91286A244: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.234375 INCHES NOMINAL IN, thread_class: 2A A, fastener_length: 1.25 INCHES NOMINAL IN, hardness_rating: 33.0 ROCKWELL B NOMINAL OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-679-1905, 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
91286A244
NSN: 5305-01-679-1905
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.234375 INCHES NOMINAL IN
thread_class2A A
fastener_length1.25 INCHES NOMINAL IN
hardness_rating33.0 ROCKWELL B NOMINAL OVERALL
special_featuresTHREADING FULLY THREADED, HEAD WIDTH 9/16 INCHES, FASTENER STRENGTH GRADE/CLASS GRADE 8, SCREW SIZE 0.375 INCH, DRIVE STYLE EXTERNAL HEX, ROHS COMPLIANT IN
thread_directionRIGHT-HAND
surface_treatmentZINC ALLOY AND ALUMINUM OVERALL
nominal_thread_diameter0.375 INCHES IN
minimum_tensile_strength150000 POUNDS PER SQUARE INCH LBS
thread_quantity_per_inch24.0
NSN5305-01-679-1905
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91286A244 · 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: 0.234375 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.25 INCHES NOMINAL IN
•
HARDNESS RATING: 33.0 ROCKWELL B NOMINAL OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
SURFACE TREATMENT: ZINC ALLOY AND ALUMINUM OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.234375 INCHES NOMINAL IN
FASTENER LENGTH1.25 INCHES NOMINAL IN
HARDNESS RATING33.0 ROCKWELL B NOMINAL OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESTHREADING FULLY THREADED, HEAD WIDTH 9/16 INCHES, FASTENER STRENGTH GRADE/CLASS GRADE 8, SCREW SIZE 0.375 INCH, DRIVE STYLE EXTERNAL HEX, ROHS COMPLIANT IN
SURFACE TREATMENTZINC ALLOY AND ALUMINUM OVERALL
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH LBS
PART NAME ASSIGNED BY CONTROLLING AGENCYHEX HEAD SCREW
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 1
MC91286A244Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91286A244?
91286A244 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 91286A244?
There is 1 known substitute for 91286A244: MC91286A244. Substitute compatibility should be verified for your specific system.
What is the NSN for 91286A244?
91286A244 is cataloged in the U.S. Government catalog under NSN 5305-01-679-1905. This indicates validated use in U.S. government and defense supply chains.
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