PartsTable
Technical Data Sheet

1305/1612 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1305/1612: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, thread_direction: RIGHT-HAND, end_item_identification: 2420-01-683-1281, thread_series_designator: UNIFIED NATIONAL COARSE (UNC), nondefinitive_spec/std_data: S GRADE, part_name_assigned_by_controlling_agency: SET SCREW, HEXAGON HEAD, UNC, GRADE S. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-714-3209, 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
1305/1612
NSN: 5305-01-714-3209
FSC: 5305 — Screws
CAGE: 0JKF0 — JCB INC. (USA)
SPECIFICATIONS
head_styleHEXAGON
thread_directionRIGHT-HAND
end_item_identification2420-01-683-1281
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
nondefinitive_spec/std_dataS GRADE
part_name_assigned_by_controlling_agencySET SCREW, HEXAGON HEAD, UNC, GRADE S
NSN5305-01-714-3209
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1305/1612 · 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 STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
NONDEFINITIVE SPEC/STD DATA: S GRADE
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
NONDEFINITIVE SPEC/STD DATAS GRADE
PART NAME ASSIGNED BY CONTROLLING AGENCYSET SCREW, HEXAGON HEAD, UNC, GRADE S
END ITEM IDENTIFICATION2420-01-683-1281
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
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 1305/1612?
1305/1612 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 1305/1612?
1305/1612 is cataloged in the U.S. Government catalog under NSN 5305-01-714-3209. 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.