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3M1170-V3-9A — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3M1170-V3-9A: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY UNS R56400 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN, head_height: 0.046 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-478-2834, 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
3M1170-V3-9A
NSN: 5305-01-478-2834
FSC: 5305 — Screws
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialTITANIUM ALLOY UNS R56400 OVERALL
head_styleFLAT COUNTERSUNK
grip_length0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
head_height0.046 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
head_diameter0.293 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN
thread_length0.335 INCHES MINIMUM AND 0.355 INCHES MAXIMUM IN
fastener_length0.897 INCHES MINIMUM AND 0.917 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
internal_drive_styleTORX
NSN5305-01-478-2834
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3M1170-V3-9A · 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: 0.046 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.897 INCHES MINIMUM AND 0.917 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.335 INCHES MINIMUM AND 0.355 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: NAS4004 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SPLINE MAJOR DIAMETER: 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.046 INCHES MAXIMUM IN
FASTENER LENGTH0.897 INCHES MINIMUM AND 0.917 INCHES MAXIMUM IN
THREAD LENGTH0.335 INCHES MINIMUM AND 0.355 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONNAS4004 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
SPLINE MAJOR DIAMETER0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
GRIP DIAMETER0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 3
TX1027V3-9AReference document
Same NSN cross-reference
Reference document — Secondary reference
GS1014V3-9ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3M1169V3-9AReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3M1170-V3-9A?
3M1170-V3-9A is a SCREW,CLOSE TOLERANCE.
What parts can replace 3M1170-V3-9A?
There are 3 known substitutes for 3M1170-V3-9A: TX1027V3-9A, GS1014V3-9A, 3M1169V3-9A. Substitute compatibility should be verified for your specific system.
What is the NSN for 3M1170-V3-9A?
3M1170-V3-9A is cataloged in the U.S. Government catalog under NSN 5305-01-478-2834. 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.