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Technical Data Sheet
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1020621 — BOLT,TEE HEAD

✓ Government record, cited
3M · BOLT SCREW
PRODUCT OVERVIEW

1020621: BOLT,TEE HEAD.

The BOLT,TEE HEAD is a 3M industrial component. Key specifications include special_features: ADDTL SOURCE ELECTRIC INSULATION,PN 2783-.5B PLATED PER, end_item_identification: SWEEPER,ROTARY,VEHICLE MOUNTING;CROSSWIND J-PLUS;3830-01-504-2618, part_name_assigned_by_controlling_agency: TEE BOLT. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-510-1941, 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
1020621
NSN: 5306-01-510-1941
FSC: 5306 — Bolts
CAGE: 20219 — ELGIN SWEEPER COMPANY (USA)
SPECIFICATIONS
special_featuresADDTL SOURCE ELECTRIC INSULATION,PN 2783-.5B PLATED PER
end_item_identificationSWEEPER,ROTARY,VEHICLE MOUNTING;CROSSWIND J-PLUS;3830-01-504-2618
part_name_assigned_by_controlling_agencyTEE BOLT
NSN5306-01-510-1941
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1020621 · 3M ⚠ 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESADDTL SOURCE ELECTRIC INSULATION,PN 2783-.5B PLATED PER
PART NAME ASSIGNED BY CONTROLLING AGENCYTEE BOLT
END ITEM IDENTIFICATIONSWEEPER,ROTARY,VEHICLE MOUNTING;CROSSWIND J-PLUS;3830-01-504-2618
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 1020621?
1020621 is a BOLT,TEE HEAD manufactured by 3M.
What is the NSN for 1020621?
1020621 is cataloged in the U.S. Government catalog under NSN 5306-01-510-1941. 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.