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3M1170D4-23 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3M1170D4-23: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, head_style: FLAT COUNTERSUNK UNDERCUT, grip_length: 1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM IN, head_height: 0.060 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-417-4554, 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
3M1170D4-23
NSN: 5305-01-417-4554
FSC: 5305 — Screws
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP XM-13 OVERALL
head_styleFLAT COUNTERSUNK UNDERCUT
grip_length1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM IN
head_height0.060 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
head_diameter0.358 INCHES MINIMUM AND 0.386 INCHES MAXIMUM IN
thread_length0.425 INCHES NOMINAL IN
fastener_length1.848 INCHES MINIMUM AND 1.878 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
surface_treatmentPASSIVATE OVERALL
NSN5305-01-417-4554
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3M1170D4-23 · 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: 0.060 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.848 INCHES MINIMUM AND 1.878 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.425 INCHES NOMINAL IN
•
SINGLE SHEAR STRENGTH: ERR-060
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK UNDERCUT
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.060 INCHES NOMINAL IN
FASTENER LENGTH1.848 INCHES MINIMUM AND 1.878 INCHES MAXIMUM IN
THREAD LENGTH0.425 INCHES NOMINAL IN
SINGLE SHEAR STRENGTHERR-060
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFLAT COUNTERSUNK UNDERCUT
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM IN
GRIP DIAMETER0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE 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 3
11825D4-23Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
11845D4-23Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
TX1027D4-23Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 3M1170D4-23?
3M1170D4-23 is a SCREW,CLOSE TOLERANCE.
What parts can replace 3M1170D4-23?
There are 3 known substitutes for 3M1170D4-23: 11825D4-23, 11845D4-23, TX1027D4-23. Substitute compatibility should be verified for your specific system.
What is the NSN for 3M1170D4-23?
3M1170D4-23 is cataloged in the U.S. Government catalog under NSN 5305-01-417-4554. 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.