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7979377 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

7979377: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8740 OVERALL, head_style: HEXAGON, head_height: 0.824 INCHES MINIMUM AND 0.864 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 2.000 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN, fastener_length: 3.219 INCHES MINIMUM AND 3.281 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-444-8480, 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
7979377
NSN: 5306-00-444-8480
FSC: 5306 — Bolts
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 8740 OVERALL
head_styleHEXAGON
head_height0.824 INCHES MINIMUM AND 0.864 INCHES MAXIMUM IN
thread_class2A A
thread_length2.000 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
fastener_length3.219 INCHES MINIMUM AND 3.281 INCHES MAXIMUM IN
width_between_flats1.477 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
nonstandard_thread_pitch_diameter+1.0601 TO 1.0691 INCHES IN
NSN5306-00-444-8480
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7979377 · 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: 0.824 INCHES MINIMUM AND 0.864 INCHES MAXIMUM IN
•
FASTENER LENGTH: 3.219 INCHES MINIMUM AND 3.281 INCHES MAXIMUM IN
•
THREAD LENGTH: 2.000 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
•
HEAD STYLE: HEXAGON
•
WIDTH BETWEEN FLATS: 1.477 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
•
NONSTANDARD THREAD PITCH DIAMETER: +1.0601 TO 1.0691 INCHES IN
•
THREAD CLASS: 2A A
•
MATERIAL: STEEL COMP 8740 OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.824 INCHES MINIMUM AND 0.864 INCHES MAXIMUM IN
FASTENER LENGTH3.219 INCHES MINIMUM AND 3.281 INCHES MAXIMUM IN
THREAD LENGTH2.000 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
HEAD STYLEHEXAGON
WIDTH BETWEEN FLATS1.477 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
NONSTANDARD THREAD PITCH DIAMETER+1.0601 TO 1.0691 INCHES IN
THREAD CLASS2A A
MATERIALSTEEL COMP 8740 OVERALL
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7979377?
7979377 is a BOLT,MACHINE.
What is the NSN for 7979377?
7979377 is cataloged in the U.S. Government catalog under NSN 5306-00-444-8480. 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.