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0176949 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

0176949: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, head_style: HEXAGON, thread_class: 2A A, thread_length: 0.750 INCHES NOMINAL IN, shoulder_shape: ROUND FIRST SHOULDER, fastener_length: 1.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-568-2174, 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
0176949
NSN: 5306-01-568-2174
FSC: 5306 — Bolts
CAGE: 1KE74 — FASTENAL COMPANY DIV FLPAN (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
head_styleHEXAGON
thread_class2A A
thread_length0.750 INCHES NOMINAL IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length1.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
shoulder_diameter0.625 INCHES NOMINAL FIRST SHOULDER IN
width_between_flats0.312 INCHES NOMINAL IN
nominal_thread_diameter0.500 INCHES IN
thread_quantity_per_inch13
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5306-01-568-2174
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 0176949 · 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: 1.500 INCHES NOMINAL IN
•
SHOULDER DIAMETER: 0.625 INCHES NOMINAL FIRST SHOULDER IN
•
THREAD LENGTH: 0.750 INCHES NOMINAL IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.312 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FASTENER LENGTH1.500 INCHES NOMINAL IN
SHOULDER DIAMETER0.625 INCHES NOMINAL FIRST SHOULDER IN
THREAD LENGTH0.750 INCHES NOMINAL IN
SHOULDER SHAPEROUND FIRST SHOULDER
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.312 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
THREAD CLASS2A A
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

No substitute or cross-reference records for this part.

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 0176949?
0176949 is a BOLT,SHOULDER.
What is the NSN for 0176949?
0176949 is cataloged in the U.S. Government catalog under NSN 5306-01-568-2174. 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.