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12561435 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12561435: 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: 0.3906 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.875 INCHES MINIMUM IN, surface_finish: 63.0 MICROINCHES THREADS. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-693-6808, 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
12561435
NSN: 5305-01-693-6808
NIINs: 016936808, 016936828, 016936841, 016936854, 016936863, 016937012, 016937028, 016937045, 016937132, 016937145, 016937152, 016937517, 016937530, 016937980, 016937983, 016941788, 016943866, 016946288, 016946289, 016946294, 016946303, 016946327, 016946330, 016946335, 016946366, 016946390, 016946431, 016946517, 016946523, 016946526, 016946531, 016946535, 016946539, 016947597, 016947599, 016947602, 016947612, 016947638, 016947641, 016947672, 016947677, 016947685, 016947689, 016947696, 016947978, 016947987, 016948000, 016948002, 016948008, 016948088, 016948116, 016950596, 016950605, 016950761, 016950763, 016950771, 016950775, 016950782, 016950785, 016950808, 016950883, 016950885, 016950903, 016952178, 016952194, 016952199, 016952203, 016952206, 016952209, 016952211, 016952213, 016952286, 016953282, 016953601, 016953605, 016954436, 016954608, 016954612, 016954614, 016954649, 016954660, 016955349, 016955351, 016955388, 016955394, 016956393, 016956396, 016975275, 016975860, 016975868, 016976221, 016988188, 016988190, 016988192, 016988193, 016988195, 016988197, 016988199, 016988202, 016988203, 016994918, 016994921, 016994924, 016995125
FSC: 5305 — Screws
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.3906 INCHES NOMINAL IN
thread_class2A A
thread_length0.875 INCHES MINIMUM IN
surface_finish63.0 MICROINCHES THREADS
fastener_length2.750 INCHES NOMINAL IN
special_featuresALL SCREWS SHALL BE IAW REQUIREMENTS OF ANSI B18.2.1, EXCEPT FOR FINISH PER IAW DRAWING 12469117
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE AND ZINC AND ALUMINUM OVERALL
width_between_flats0.9375 INCHES NOMINAL IN
end_item_identification015449638
NSN5305-01-693-6808
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12561435 · 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: 0.156 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.750 INCHES NOMINAL IN
•
THREAD LENGTH: 0.750 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.4375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.156 INCHES NOMINAL IN
FASTENER LENGTH1.750 INCHES NOMINAL IN
THREAD LENGTH0.750 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.4375 INCHES NOMINAL IN
SPECIAL FEATURESGRADE 8 STEAL
SURFACE TREATMENTPASSIVATE AND ZINC AND ALUMINUM OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW, CAP, HEXAGON HEAD, GRADE 8, UNC-2A A
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

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 12561435?
12561435 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 12561435?
12561435 is cataloged in the U.S. Government catalog under NSN 5305-01-693-6808. 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.