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204R497-11 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

204R497-11: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OVERALL, head_style: ROUND W/WRENCH FLATS, head_height: 0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 2.940 INCHES MINIMUM AND 2.950 INCHES MAXIMUM IN, thread_length: 1.040 INCHES MINIMUM AND 1.105 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-115-6816, 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
204R497-11
NSN: 5306-00-115-6816
FSC: 5306 — Bolts
CAGE: 05606 — GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OVERALL
head_styleROUND W/WRENCH FLATS
head_height0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
thread_class2A A
head_diameter2.940 INCHES MINIMUM AND 2.950 INCHES MAXIMUM IN
thread_length1.040 INCHES MINIMUM AND 1.105 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length4.555 INCHES MINIMUM AND 4.585 INCHES MAXIMUM IN
hardness_rating40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
shoulder_length3.320 INCHES MINIMUM AND 3.325 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter1.9976 INCHES MINIMUM AND 1.9988 INCHES MAXIMUM FIRST SHOULDER IN
NSN5306-00-115-6816
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 204R497-11 · 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: 0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
•
FASTENER LENGTH: 4.555 INCHES MINIMUM AND 4.585 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 3.320 INCHES MINIMUM AND 3.325 INCHES MAXIMUM FIRST SHOULDER IN
•
SHOULDER DIAMETER: 1.9976 INCHES MINIMUM AND 1.9988 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 1.040 INCHES MINIMUM AND 1.105 INCHES MAXIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 1.250 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
FASTENER LENGTH4.555 INCHES MINIMUM AND 4.585 INCHES MAXIMUM IN
SHOULDER LENGTH3.320 INCHES MINIMUM AND 3.325 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER1.9976 INCHES MINIMUM AND 1.9988 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH1.040 INCHES MINIMUM AND 1.105 INCHES MAXIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER1.250 INCHES IN
HEAD STYLEROUND W/WRENCH FLATS
THREAD DIRECTIONRIGHT-HAND
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459
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 204R497-11?
204R497-11 is a BOLT,SHOULDER.
What is the NSN for 204R497-11?
204R497-11 is cataloged in the U.S. Government catalog under NSN 5306-00-115-6816. 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.