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274398PC5 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

274398PC5: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 3135 OVERALL, head_style: HEXAGON, head_height: 0.274 INCHES MINIMUM AND 0.288 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.750 INCHES MINIMUM IN, fastener_length: 2.493 INCHES MINIMUM AND 2.507 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-272-5192, 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
274398PC5
NSN: 5306-00-272-5192
FSC: 5306 — Bolts
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 3135 OVERALL
head_styleHEXAGON
head_height0.274 INCHES MINIMUM AND 0.288 INCHES MAXIMUM IN
thread_class3A A
thread_length0.750 INCHES MINIMUM IN
fastener_length2.493 INCHES MINIMUM AND 2.507 INCHES MAXIMUM IN
special_features0.373 IN. MIN 0.375 IN. MAX DIA OF SHANK IN
thread_directionRIGHT-HAND
features_providedUNFINISHED HEAD
surface_treatmentZINC OVERALL
width_between_flats0.562 INCHES NOMINAL IN
nominal_thread_diameter0.375 INCHES IN
NSN5306-00-272-5192
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 274398PC5 · 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: 0.274 INCHES MINIMUM AND 0.288 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.493 INCHES MINIMUM AND 2.507 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.750 INCHES MINIMUM IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.109 INCHES NOMINAL FIRST HOLE IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
FEATURES PROVIDED: UNFINISHED HEAD
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.274 INCHES MINIMUM AND 0.288 INCHES MAXIMUM IN
FASTENER LENGTH2.493 INCHES MINIMUM AND 2.507 INCHES MAXIMUM IN
THREAD LENGTH0.750 INCHES MINIMUM IN
SHANK UNTHREADED HOLE DIAMETER0.109 INCHES NOMINAL FIRST HOLE IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
FEATURES PROVIDEDUNFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.562 INCHES NOMINAL IN
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
N60446-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AX49893N289ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
BAX49893N289ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 274398PC5?
274398PC5 is a BOLT,MACHINE.
What parts can replace 274398PC5?
There are 3 known substitutes for 274398PC5: N60446-5, AX49893N289A, BAX49893N289A. Substitute compatibility should be verified for your specific system.
What is the NSN for 274398PC5?
274398PC5 is cataloged in the U.S. Government catalog under NSN 5306-00-272-5192. 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.