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7B8791 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

7B8791: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, thread_class: 3A A, fastener_length: 4.750 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, features_provided: FINISHED HEAD. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-119-1758, 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
7B8791
NSN: 5306-01-119-1758
FSC: 5306 — Bolts
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
thread_class3A A
fastener_length4.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
nominal_thread_diameter1.250 INCHES IN
minimum_tensile_strength150000 POUNDS PER SQUARE INCH LBS
thread_quantity_per_inch12
thread_series_designatorUNF
NSN5306-01-119-1758
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7B8791 · 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: 4.750 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 1.250 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
MINIMUM TENSILE STRENGTH: 150000 POUNDS PER SQUARE INCH LBS
•
THREAD CLASS: 3A A
•
THREAD QUANTITY PER INCH: 12
TECHNICAL CHARACTERISTICS
FASTENER LENGTH4.750 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER1.250 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH LBS
THREAD CLASS3A A
THREAD QUANTITY PER INCH12
MATERIALSTEEL OVERALL
THREAD SERIES DESIGNATORUNF
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7B8791?
7B8791 is a BOLT,MACHINE.
What is the NSN for 7B8791?
7B8791 is cataloged in the U.S. Government catalog under NSN 5306-01-119-1758. 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.