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Technical Data Sheet
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05740263 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

05740263: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.210 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.610 INCHES MAXIMUM IN, fastener_length: 0.670 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-148-8198, 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
05740263
NSN: 5306-01-148-8198
FSC: 5306 — Bolts
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
head_styleHEXAGON
head_height0.210 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
thread_class3A A
thread_length0.610 INCHES MAXIMUM IN
fastener_length0.670 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
width_between_flats0.676 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN
nominal_thread_diameter0.438 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNRF
NSN5306-01-148-8198
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 05740263 · 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: 0.210 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.670 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.610 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.438 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.676 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.210 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
FASTENER LENGTH0.670 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
THREAD LENGTH0.610 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.438 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.676 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN
THREAD CLASS3A A
THREAD QUANTITY PER INCH20
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 3
3727207Reference document
Same NSN cross-reference
Reference document — Secondary reference
5306PL1498131Reference document
Same NSN cross-reference
Reference document — Informative reference only
0725353Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 05740263?
05740263 is a BOLT,MACHINE.
What parts can replace 05740263?
There are 3 known substitutes for 05740263: 3727207, 5306PL1498131, 0725353. Substitute compatibility should be verified for your specific system.
What is the NSN for 05740263?
05740263 is cataloged in the U.S. Government catalog under NSN 5306-01-148-8198. This indicates validated use in U.S. government and defense supply chains.
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