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91286A243 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91286A243: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.2344 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.0 INCHES NOMINAL IN, fastener_length: 1.0 INCHES NOMINAL IN, special_features: MATERIAL ALLOY STEEL. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-641-6961, 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
91286A243
NSN: 5305-01-641-6961
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
head_styleHEXAGON
head_height0.2344 INCHES NOMINAL IN
thread_class2A A
thread_length1.0 INCHES NOMINAL IN
fastener_length1.0 INCHES NOMINAL IN
special_featuresMATERIAL ALLOY STEEL
thread_directionRIGHT-HAND
surface_treatmentZINC AND ALUMINUM OVERALL
width_between_flats0.5625 INCHES NOMINAL IN
end_item_identificationMRAP - COUGAR TOW; MRAP - COUGAR SABR/TOW
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch24
NSN5305-01-641-6961
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91286A243 · 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: 0.2344 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.0 INCHES NOMINAL IN
•
THREAD LENGTH: 1.0 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.5625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.2344 INCHES NOMINAL IN
FASTENER LENGTH1.0 INCHES NOMINAL IN
THREAD LENGTH1.0 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.5625 INCHES NOMINAL IN
SPECIAL FEATURESMATERIAL ALLOY STEEL
SURFACE TREATMENTZINC AND ALUMINUM OVERALL
THREAD CLASS2A A
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91286A243?
91286A243 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 91286A243?
91286A243 is cataloged in the U.S. Government catalog under NSN 5305-01-641-6961. 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.