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39-8820-501 — BOLT,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

39-8820-501: BOLT,EXTERNALLY RELIEVED BODY.

The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.450 INCHES MINIMUM IN, fastener_length: 6.240 INCHES MINIMUM AND 6.250 INCHES MAXIMUM IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-445-7358, 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
39-8820-501
NSN: 5306-00-445-7358
FSC: 5306 — Bolts
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
head_styleHEXAGON
head_height0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
thread_class2A A
thread_length0.450 INCHES MINIMUM IN
fastener_length6.240 INCHES MINIMUM AND 6.250 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
width_between_flats0.937 INCHES NOMINAL IN
nominal_thread_diameter0.500 INCHES IN
first_diameter_from_head0.623 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN
minimum_tensile_strength130000 POUNDS PER SQUARE INCH LBS
third_diameter_from_head0.623 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN
thread_quantity_per_inch20
NSN5306-00-445-7358
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 39-8820-501 · 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: 0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
•
FASTENER LENGTH: 6.240 INCHES MINIMUM AND 6.250 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.450 INCHES MINIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
FIRST DIAMETER FROM HEAD: 0.623 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN
•
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER: 3.970 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER: 5.790 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
FASTENER LENGTH6.240 INCHES MINIMUM AND 6.250 INCHES MAXIMUM IN
THREAD LENGTH0.450 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FIRST DIAMETER FROM HEAD0.623 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER3.970 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.500 INCHES IN
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER5.790 INCHES NOMINAL IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 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 39-8820-501?
39-8820-501 is a BOLT,EXTERNALLY RELIEVED BODY.
What is the NSN for 39-8820-501?
39-8820-501 is cataloged in the U.S. Government catalog under NSN 5306-00-445-7358. 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.