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3M304 — RECEPTACLE,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3M304: RECEPTACLE,TURNLOCK FASTENER.

The RECEPTACLE,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, receptacle_width: 0.600 INCHES NOMINAL IN, special_features: THIS ITEM DOES NOT HAVE A BARREL, surface_treatment: PASSIVATE RETAINER, end_item_identification: DOOR INSTALLATION; F/A-18E/F, receptacle_overall_length: 1.295 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-241-7290, 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
3M304
NSN: 5325-00-241-7290
NIINs: 002417290, 002842161, 014959185
FSC: 5325 — Fastening Devices
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
receptacle_width0.600 INCHES NOMINAL IN
special_featuresTHIS ITEM DOES NOT HAVE A BARREL
surface_treatmentPASSIVATE RETAINER
end_item_identificationDOOR INSTALLATION; F/A-18E/F
receptacle_overall_length1.295 INCHES NOMINAL IN
turnlock_receptacle_styleRECEPTACLE
part_name_assigned_by_controlling_agencyFASTENER,AIRCRAFT,MATERIAL
center_to_center_distance_between_mounting_holes0.098 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN
receptacle_thread_size_and_series/type_designator3A UNIFIED NATIONAL JOINT FINE (UNJF) A
mounting_facility_thread_size_and_series/type_designator3A UNIFIED NATIONAL JOINT FINE (UNJF) A
NSN5325-00-241-7290
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3M304 · 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: 1.140 INCHES NOMINAL IN
•
RECEPTACLE THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.164-32 UNJC
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2 CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES: 0.875 INCHES NOMINAL IN
•
MOUNTING STYLE: PLAIN W/MOUNTING HOLE
•
TURNLOCK RECEPTACLE STYLE: RECEPTACLE
•
RECEPTACLE WIDTH: 0.500 INCHES NOMINAL IN
•
TURNLOCK MOUNTING HOLE DIAMETER: 0.098 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
RECEPTACLE OVERALL LENGTH1.140 INCHES NOMINAL IN
RECEPTACLE THREAD SIZE AND SERIES/TYPE DESIGNATOR0.164-32 UNJC
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2 CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES0.875 INCHES NOMINAL IN
MOUNTING STYLEPLAIN W/MOUNTING HOLE
TURNLOCK RECEPTACLE STYLERECEPTACLE
RECEPTACLE WIDTH0.500 INCHES NOMINAL IN
TURNLOCK MOUNTING HOLE DIAMETER0.098 INCHES NOMINAL IN
SPECIAL FEATURESSTUD PROTRUDES 0.187 ON.
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
PAF50-5-10-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1950-5-10-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
C393-5-10-3Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 3M304?
3M304 is a RECEPTACLE,TURNLOCK FASTENER.
What parts can replace 3M304?
There are 3 known substitutes for 3M304: PAF50-5-10-3, 1950-5-10-3, C393-5-10-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 3M304?
3M304 is cataloged in the U.S. Government catalog under NSN 5325-00-241-7290. 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.