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1660582U — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1660582U: 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: 5.06 MILLIMETERS MINIMUM AND 5.54 MILLIMETERS MAXIMUM MM, thread_length: 35.0 MILLIMETERS NOMINAL MM, fastener_length: 35.0 MILLIMETERS NOMINAL MM, special_features: COATING:RIV/EC 8 ZC;STANDARD 18-1101. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-703-3984, 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
1660582U
NSN: 5305-01-703-3984
FSC: 5305 — Screws
CAGE: A4249 — IVECO DEFENCE VEHICLES S.P.A. (ITA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height5.06 MILLIMETERS MINIMUM AND 5.54 MILLIMETERS MAXIMUM MM
thread_length35.0 MILLIMETERS NOMINAL MM
fastener_length35.0 MILLIMETERS NOMINAL MM
special_featuresCOATING:RIV/EC 8 ZC;STANDARD 18-1101
thread_directionRIGHT-HAND
width_between_flats12.57 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM MM
end_item_identification2355-01-669-0331
nominal_thread_diameter8.0 MILLIMETERS MM
thread_series_designatorM
thread_pitch_in_millimeters1.25
NSN5305-01-703-3984
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1660582U · 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: 5.06 MILLIMETERS MINIMUM AND 5.54 MILLIMETERS MAXIMUM MM
•
EXTERNAL THREAD TOLERANCE CLASS: 6G G
•
FASTENER LENGTH: 35.0 MILLIMETERS NOMINAL MM
•
THREAD PITCH IN MILLIMETERS: 1.25
•
THREAD LENGTH: 35.0 MILLIMETERS NOMINAL MM
•
NOMINAL THREAD DIAMETER: 8.0 MILLIMETERS MM
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT5.06 MILLIMETERS MINIMUM AND 5.54 MILLIMETERS MAXIMUM MM
EXTERNAL THREAD TOLERANCE CLASS6G G
FASTENER LENGTH35.0 MILLIMETERS NOMINAL MM
THREAD PITCH IN MILLIMETERS1.25
THREAD LENGTH35.0 MILLIMETERS NOMINAL MM
NOMINAL THREAD DIAMETER8.0 MILLIMETERS MM
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS12.57 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM MM
SPECIAL FEATURESCOATING:RIV/EC 8 ZC;STANDARD 18-1101
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1660582U?
1660582U is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 1660582U?
1660582U is cataloged in the U.S. Government catalog under NSN 5305-01-703-3984. This indicates validated use in U.S. government and defense supply chains.
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