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BM19019-5D29 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

BM19019-5D29: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 1.802 INCHES MINIMUM AND 1.822 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN, head_diameter: 0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-040-9449, 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
BM19019-5D29
NSN: 5305-00-040-9449
FSC: 5305 — Screws
CAGE: 97928 — HUCK INTL INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleFLAT COUNTERSUNK
grip_length1.802 INCHES MINIMUM AND 1.822 INCHES MAXIMUM 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_length0.441 INCHES MINIMUM AND 0.508 INCHES MAXIMUM IN
fastener_length2.263 INCHES MINIMUM AND 2.310 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
internal_drive_styleHIGH-TORQUE
end_item_identificationAIRCRAFT,PHANTOM F-4
NSN5305-00-040-9449
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: BM19019-5D29 · 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
•
FASTENER LENGTH: 2.263 INCHES MINIMUM AND 2.310 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.441 INCHES MINIMUM AND 0.508 INCHES MAXIMUM IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.076 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE IN
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
SPECIFICATION/STANDARD DATA: 08524-B-19019 MANUFACTURERS STANDARD
•
GRIP LENGTH: 1.802 INCHES MINIMUM AND 1.822 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FASTENER LENGTH2.263 INCHES MINIMUM AND 2.310 INCHES MAXIMUM IN
THREAD LENGTH0.441 INCHES MINIMUM AND 0.508 INCHES MAXIMUM IN
SHANK UNTHREADED HOLE DIAMETER0.076 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
SPECIFICATION/STANDARD DATA08524-B-19019 MANUFACTURERS STANDARD
GRIP LENGTH1.802 INCHES MINIMUM AND 1.822 INCHES MAXIMUM IN
GRIP DIAMETER0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH LBS
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 4
ST3M454-5D29Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
106830-5D29Reference document
Same NSN cross-reference
Reference document — Secondary reference
11905-5D29Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
HT8140-5D29Reference 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 BM19019-5D29?
BM19019-5D29 is a SCREW,CLOSE TOLERANCE.
What parts can replace BM19019-5D29?
There are 4 known substitutes for BM19019-5D29: ST3M454-5D29, 106830-5D29, 11905-5D29 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BM19019-5D29?
BM19019-5D29 is cataloged in the U.S. Government catalog under NSN 5305-00-040-9449. 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.