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1830-12-S-31A — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1830-12-S-31A: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_type: DRILLED, head_style: CHAMFER FLANGE, head_height: 3.00 MILLIMETERS NOMINAL MM, head_diameter: 5.5 MILLIMETERS NOMINAL MM, thread_length: 3.75 MILLIMETERS MINIMUM AND 4.25 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-706-3335, 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
1830-12-S-31A
NSN: 5305-01-706-3335
FSC: 5305 — Screws
CAGE: 51506 — ACCURATE SCREW MACHINE CORP DIV ACCURATE SCREW MACHINE CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_typeDRILLED
head_styleCHAMFER FLANGE
head_height3.00 MILLIMETERS NOMINAL MM
head_diameter5.5 MILLIMETERS NOMINAL MM
hole_quantity1
thread_length3.75 MILLIMETERS MINIMUM AND 4.25 MILLIMETERS MAXIMUM MM
surface_finish0.00025 MICROMETERS OVERALL
fastener_length12.000 MILLIMETERS NOMINAL MM
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
end_item_identification5985-01-683-1728
NSN5305-01-706-3335
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1830-12-S-31A · 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
•
SURFACE FINISH: 0.00025 MICROMETERS OVERALL
•
HEAD HEIGHT: 3.00 MILLIMETERS NOMINAL MM
•
FASTENER LENGTH: 12.000 MILLIMETERS NOMINAL MM
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: TM B633/85 TYPE II - FE/ZN5- SC-1 COMMERCIAL ITEM DESCRIPTION 15TH TREATMENT RESPONSE OVERALL
•
THREAD PITCH IN MILLIMETERS: 3.00
•
THREAD LENGTH: 3.75 MILLIMETERS MINIMUM AND 4.25 MILLIMETERS MAXIMUM MM
•
HOLE CONFIGURATION STYLE: ROUND INTERNAL HEXAGON
•
HEAD STYLE: CHAMFER FLANGE
TECHNICAL CHARACTERISTICS
SURFACE FINISH0.00025 MICROMETERS OVERALL
HEAD HEIGHT3.00 MILLIMETERS NOMINAL MM
FASTENER LENGTH12.000 MILLIMETERS NOMINAL MM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONTM B633/85 TYPE II - FE/ZN5- SC-1 COMMERCIAL ITEM DESCRIPTION 15TH TREATMENT RESPONSE OVERALL
THREAD PITCH IN MILLIMETERS3.00
THREAD LENGTH3.75 MILLIMETERS MINIMUM AND 4.25 MILLIMETERS MAXIMUM MM
HOLE CONFIGURATION STYLEROUND INTERNAL HEXAGON
HEAD STYLECHAMFER FLANGE
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTZINC 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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1830-12-S-31A?
1830-12-S-31A is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 1830-12-S-31A?
1830-12-S-31A is cataloged in the U.S. Government catalog under NSN 5305-01-706-3335. This indicates validated use in U.S. government and defense supply chains.
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