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SC1785RE3-7 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SC1785RE3-7: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.344 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, thread_length: 0.314 INCHES MINIMUM AND 0.364 INCHES MAXIMUM IN, screw_material: IRON ALLOY 660, fastener_length: 0.762 INCHES MINIMUM AND 0.792 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-272-4803, 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
SC1785RE3-7
NSN: 5305-01-272-4803
FSC: 5305 — Screws
CAGE: 06950 — HOWMET GLOBAL FASTENING SYSTEMS INC (USA)
SPECIFICATIONS
head_styleFLAT COUNTERSUNK
thread_class3A A
head_diameter0.344 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_length0.314 INCHES MINIMUM AND 0.364 INCHES MAXIMUM IN
screw_materialIRON ALLOY 660
fastener_length0.762 INCHES MINIMUM AND 0.792 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
internal_drive_styleTORQUE-SET RIBBED
nominal_thread_diameter0.190 INCHES IN
screw_surface_treatmentPASSIVATE
minimum_tensile_strength160000 POUNDS PER SQUARE INCH LBS
NSN5305-01-272-4803
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SC1785RE3-7 · 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
•
SCREW SURFACE TREATMENT: PASSIVATE
•
FASTENER LENGTH: 0.762 INCHES MINIMUM AND 0.792 INCHES MAXIMUM IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: AMS 7479 ASSN STD SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.314 INCHES MINIMUM AND 0.364 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: IRON ALLOY 660
TECHNICAL CHARACTERISTICS
SCREW SURFACE TREATMENTPASSIVATE
FASTENER LENGTH0.762 INCHES MINIMUM AND 0.792 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONAMS 7479 ASSN STD SINGLE MATERIAL RESPONSE
THREAD LENGTH0.314 INCHES MINIMUM AND 0.364 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALIRON ALLOY 660
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH LBS
INTERNAL DRIVE STYLETORQUE-SET RIBBED
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 4
123181E3R07Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PBF1379-2307Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LE111-0033-2307Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
E033-2307Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 SC1785RE3-7?
SC1785RE3-7 is a SCREW,MACHINE.
What parts can replace SC1785RE3-7?
There are 4 known substitutes for SC1785RE3-7: 123181E3R07, PBF1379-2307, LE111-0033-2307 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SC1785RE3-7?
SC1785RE3-7 is cataloged in the U.S. Government catalog under NSN 5305-01-272-4803. This indicates validated use in U.S. government and defense supply chains.
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