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306284 — BOLT,ASSEMBLED WASHER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

306284: BOLT,ASSEMBLED WASHER.

The BOLT,ASSEMBLED WASHER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 0.281 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.984 INCHES NOMINAL IN, fastener_length: 0.984 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-028-7939, 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
306284
NSN: 5306-00-028-7939
FSC: 5306 — Bolts
CAGE: 1UVT5 — BRP US INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height0.281 INCHES NOMINAL IN
thread_class2A A
thread_length0.984 INCHES NOMINAL IN
fastener_length0.984 INCHES NOMINAL IN
washer_quantity1
thread_directionRIGHT-HAND
width_between_flats0.500 INCHES NOMINAL IN
primary_washer_styleFLAT
nominal_thread_diameter0.312 INCHES IN
extended_washer_diameter0.641 INCHES NOMINAL IN
NSN5306-00-028-7939
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 306284 · 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
•
EXTENDED WASHER THICKNESS: 0.062 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.281 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.984 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.641 INCHES NOMINAL IN
•
THREAD LENGTH: 0.984 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
HEAD STYLE: HEXAGON EXTENDED WASHER
•
PRIMARY WASHER STYLE: FLAT
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.062 INCHES NOMINAL IN
HEAD HEIGHT0.281 INCHES NOMINAL IN
FASTENER LENGTH0.984 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.641 INCHES NOMINAL IN
THREAD LENGTH0.984 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEHEXAGON EXTENDED WASHER
PRIMARY WASHER STYLEFLAT
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL IN
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 306284?
306284 is a BOLT,ASSEMBLED WASHER.
What is the NSN for 306284?
306284 is cataloged in the U.S. Government catalog under NSN 5306-00-028-7939. 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.