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11905-5L18 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

11905-5L18: 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, grip_length: 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN, head_height: 0.133 INCHES NOMINAL IN, point_style: FLAT, point_length: 0.052 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-703-4071, 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
11905-5L18
NSN: 5305-01-703-4071
FSC: 5305 — Screws
CAGE: 59563 — REID PRODUCTS INC. DBA REID PRODUCTS INC (USA)
SPECIFICATIONS
materialSTEEL COMP XM-13 OVERALL
head_styleFLAT COUNTERSUNK
grip_length1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
head_height0.133 INCHES NOMINAL IN
point_styleFLAT
point_length0.052 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN
head_diameter0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
thread_length0.531 INCHES NOMINAL IN
fastener_length1.641 INCHES MINIMUM AND 1.671 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
NSN5305-01-703-4071
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 11905-5L18 · 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: 0.133 INCHES NOMINAL IN
•
POINT LENGTH: 0.052 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.641 INCHES MINIMUM AND 1.671 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2700, METHOD 1 INTERNATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.531 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5629 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OVERALL
•
POINT CHAMFER ANGLE: 90.0 DEGREES NOMINAL
•
SINGLE SHEAR STRENGTH: ERR-060
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.133 INCHES NOMINAL IN
POINT LENGTH0.052 INCHES NOMINAL IN
FASTENER LENGTH1.641 INCHES MINIMUM AND 1.671 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2700, METHOD 1 INTERNATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.531 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5629 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OVERALL
POINT CHAMFER ANGLE90.0 DEGREES NOMINAL
SINGLE SHEAR STRENGTHERR-060
NOMINAL THREAD DIAMETER0.3125 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
SUBSTITUTES & CROSS-REFERENCES 3
HT4025L5-18Reference document
Same NSN cross-reference
Reference document — Secondary reference
ST3M454-5L18Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ST3M454Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 11905-5L18?
11905-5L18 is a SCREW,CLOSE TOLERANCE.
What parts can replace 11905-5L18?
There are 3 known substitutes for 11905-5L18: HT4025L5-18, ST3M454-5L18, ST3M454. Substitute compatibility should be verified for your specific system.
What is the NSN for 11905-5L18?
11905-5L18 is cataloged in the U.S. Government catalog under NSN 5305-01-703-4071. 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.