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50-047-8-41 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

50-047-8-41: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 8740 FASTENER, head_style: DISHED HEXAGON, grip_length: 3.470 INCHES MINIMUM AND 3.490 INCHES MAXIMUM IN, head_height: 0.250 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.861 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-260-1349, 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
50-047-8-41
NSN: 5306-01-260-1349
FSC: 5306 — Bolts
CAGE: 97499 — BELL TEXTRON INC (USA)
SPECIFICATIONS
materialSTEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 8740 FASTENER
head_styleDISHED HEXAGON
grip_length3.470 INCHES MINIMUM AND 3.490 INCHES MAXIMUM IN
head_height0.250 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
thread_class3A A
thread_length0.861 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN
fastener_length3.470 INCHES MINIMUM AND 3.490 INCHES MAXIMUM IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM OVERALL
locking_featureDETENT RING GRIP
special_featuresWEAPON SYSTEM ESSENTIAL
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
NSN5306-01-260-1349
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 50-047-8-41 · 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 MINIMUM AND 0.265 INCHES MAXIMUM IN
•
FASTENER LENGTH: 3.470 INCHES MINIMUM AND 3.490 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
•
THREAD LENGTH: 0.861 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM OVERALL
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE LOCKING FEATURE
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.250 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
FASTENER LENGTH3.470 INCHES MINIMUM AND 3.490 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
THREAD LENGTH0.861 INCHES MINIMUM AND 0.975 INCHES MAXIMUM IN
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM OVERALL
CRITICALITY CODE JUSTIFICATIONFEAT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5673 ASSN STD SINGLE MATERIAL RESPONSE LOCKING FEATURE
NOMINAL THREAD DIAMETER0.500 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEDISHED HEXAGON
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 50-047-8-41?
50-047-8-41 is a BOLT,MACHINE.
What is the NSN for 50-047-8-41?
50-047-8-41 is cataloged in the U.S. Government catalog under NSN 5306-01-260-1349. 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.