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91205A603 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91205A603: 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: 0.3125 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.4688 INCHES NOMINAL IN, thread_length: 1.2500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-683-7043, 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
91205A603
NSN: 5305-01-683-7043
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.3125 INCHES NOMINAL IN
thread_class3A A
head_diameter0.4688 INCHES NOMINAL IN
thread_length1.2500 INCHES NOMINAL IN
hardness_rating37.0 ROCKWELL C NOMINAL OVERALL
thread_directionRIGHT-HAND
end_item_identificationTACTICAL UNMANNED AIRCRAFT SYSTEM (SHADOW)
minimum_tensile_strength170000 POUNDS PER SQUARE INCH LBS
thread_quantity_per_inch24
thread_series_designatorUNF
NSN5305-01-683-7043
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91205A603 · 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: 0.3125 INCHES NOMINAL IN
•
THREAD LENGTH: 1.2500 INCHES NOMINAL IN
•
HARDNESS RATING: 37.0 ROCKWELL C NOMINAL OVERALL
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
MINIMUM TENSILE STRENGTH: 170000 POUNDS PER SQUARE INCH LBS
•
THREAD CLASS: 3A A
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.3125 INCHES NOMINAL IN
THREAD LENGTH1.2500 INCHES NOMINAL IN
HARDNESS RATING37.0 ROCKWELL C NOMINAL OVERALL
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
MINIMUM TENSILE STRENGTH170000 POUNDS PER SQUARE INCH LBS
THREAD CLASS3A A
END ITEM IDENTIFICATIONTACTICAL UNMANNED AIRCRAFT SYSTEM (SHADOW)
THREAD QUANTITY PER INCH24
MATERIALSTEEL OVERALL
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91205A603?
91205A603 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 91205A603?
91205A603 is cataloged in the U.S. Government catalog under NSN 5305-01-683-7043. 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.