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SC1776-7-38 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SC1776-7-38: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP H11 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 2.365 INCHES MINIMUM AND 2.385 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN, head_diameter: 0.605 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-196-5089, 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
SC1776-7-38
NSN: 5305-01-196-5089
FSC: 5305 — Screws
CAGE: 06950 — HOWMET GLOBAL FASTENING SYSTEMS INC (USA)
SPECIFICATIONS
materialSTEEL COMP H11 OVERALL
head_styleFLAT COUNTERSUNK
grip_length2.365 INCHES MINIMUM AND 2.385 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
head_diameter0.605 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
thread_length0.668 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES THREADS
fastener_length3.048 INCHES MINIMUM AND 3.068 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
surface_treatmentCADMIUM OVERALL
NSN5305-01-196-5089
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SC1776-7-38 · 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: 32.0 MICROINCHES THREADS
•
FASTENER LENGTH: 3.048 INCHES MINIMUM AND 3.068 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: NAS672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.668 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.438 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE FINISH32.0 MICROINCHES GRIP
FASTENER LENGTH3.048 INCHES MINIMUM AND 3.068 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONNAS672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.668 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.438 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH2.365 INCHES MINIMUM AND 2.385 INCHES MAXIMUM IN
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 2
C9535-7-38Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AIC9535-7-38Reference document
Same NSN cross-reference
Reference document — Secondary 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 SC1776-7-38?
SC1776-7-38 is a SCREW,CLOSE TOLERANCE.
What parts can replace SC1776-7-38?
There are 2 known substitutes for SC1776-7-38: C9535-7-38, AIC9535-7-38. Substitute compatibility should be verified for your specific system.
What is the NSN for SC1776-7-38?
SC1776-7-38 is cataloged in the U.S. Government catalog under NSN 5305-01-196-5089. This indicates validated use in U.S. government and defense supply chains.
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