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3M310C6-8-4 — RECEPTACLE,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3M310C6-8-4: RECEPTACLE,TURNLOCK FASTENER.

The RECEPTACLE,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, mounting_style: PLAIN W/MOUNTING HOLE, receptacle_height: 0.646 INCHES NOMINAL IN, surface_treatment: PASSIVATE RECEPTACLE, stud_protrusion_length: 0.250 INCHES NOMINAL IN, end_item_identification: F18 E/F. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-465-2463, 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
3M310C6-8-4
NSN: 5325-01-465-2463
FSC: 5325 — Fastening Devices
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
mounting_stylePLAIN W/MOUNTING HOLE
receptacle_height0.646 INCHES NOMINAL IN
surface_treatmentPASSIVATE RECEPTACLE
stud_protrusion_length0.250 INCHES NOMINAL IN
end_item_identificationF18 E/F
receptacle_overall_length1.050 INCHES MAXIMUM IN
turnlock_receptacle_styleRECEPTACLE
criticality_code_justificationAGAV
precious_material_and_locationSTUD SILVER
turnlock_mounting_hole_diameter0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
distance_between_mounting_hole_centers0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
NSN5325-01-465-2463
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3M310C6-8-4 · 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
•
RECEPTACLE OVERALL LENGTH: 1.050 INCHES MAXIMUM IN
•
RECEPTACLE THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.250-28 UNF
•
DISTANCE BETWEEN MOUNTING HOLE CENTERS: 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES: 0.705 INCHES MINIMUM AND 0.709 INCHES MAXIMUM IN
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
MOUNTING STYLE: PLAIN W/MOUNTING HOLE
•
TURNLOCK RECEPTACLE STYLE: RECEPTACLE
•
TURNLOCK MOUNTING HOLE DIAMETER: 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
RECEPTACLE OVERALL LENGTH1.050 INCHES MAXIMUM IN
RECEPTACLE THREAD SIZE AND SERIES/TYPE DESIGNATOR0.250-28 UNF
DISTANCE BETWEEN MOUNTING HOLE CENTERS0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES0.705 INCHES MINIMUM AND 0.709 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONAGAV
MOUNTING STYLEPLAIN W/MOUNTING HOLE
TURNLOCK RECEPTACLE STYLERECEPTACLE
TURNLOCK MOUNTING HOLE DIAMETER0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE RECEPTACLE
SURFACE TREATMENTSILVER STUD
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
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 3M310C6-8-4?
3M310C6-8-4 is a RECEPTACLE,TURNLOCK FASTENER.
What is the NSN for 3M310C6-8-4?
3M310C6-8-4 is cataloged in the U.S. Government catalog under NSN 5325-01-465-2463. 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.