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5H40-1041 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

5H40-1041: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4032 OR STEEL COMP 4037 OR STEEL COMP 8637 OVERALL, head_style: DEE CHAMFER, head_height: 0.250 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN, thread_length: 0.750 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-522-4264, 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
5H40-1041
NSN: 5306-00-522-4264
FSC: 5306 — Bolts
CAGE: 10855 — CARRIER CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 4032 OR STEEL COMP 4037 OR STEEL COMP 8637 OVERALL
head_styleDEE CHAMFER
head_height0.250 INCHES NOMINAL IN
thread_class3A A
head_diameter0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
thread_length0.750 INCHES MINIMUM IN
fastener_length2.531 INCHES NOMINAL IN
hardness_rating301.0 BRINELL STANDARD MINIMUM AND 353.0 BRINELL STANDARD MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
nominal_thread_diameter0.438 INCHES IN
thread_quantity_per_inch20
NSN5306-00-522-4264
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5H40-1041 · 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: 0.250 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.531 INCHES NOMINAL IN
•
DISTANCE FROM CENTERLINE TO FLAT: 0.235 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.750 INCHES MINIMUM IN
•
HARDNESS RATING: 301.0 BRINELL STANDARD MINIMUM AND 353.0 BRINELL STANDARD MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
•
NOMINAL THREAD DIAMETER: 0.438 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.250 INCHES NOMINAL IN
FASTENER LENGTH2.531 INCHES NOMINAL IN
DISTANCE FROM CENTERLINE TO FLAT0.235 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
THREAD LENGTH0.750 INCHES MINIMUM IN
HARDNESS RATING301.0 BRINELL STANDARD MINIMUM AND 353.0 BRINELL STANDARD MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.438 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEDEE CHAMFER
THREAD DIRECTIONRIGHT-HAND
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 2
280855260-5H40-1041Reference document
Same NSN cross-reference
Reference document — Secondary reference
5306PL1495616Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 5H40-1041?
5H40-1041 is a BOLT,MACHINE.
What parts can replace 5H40-1041?
There are 2 known substitutes for 5H40-1041: 280855260-5H40-1041, 5306PL1495616. Substitute compatibility should be verified for your specific system.
What is the NSN for 5H40-1041?
5H40-1041 is cataloged in the U.S. Government catalog under NSN 5306-00-522-4264. 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.