3M303-5-3 — STUD,TURNLOCK FASTENER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

3M303-5-3: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include diameter: 0.4289 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM IN, material: STEEL OVERALL, drive_type: SOCKET, grip_length: 0.1653 INCHES NOMINAL IN, extension_length: 0.4458 INCHES NOMINAL IN, stud_head_height: 0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-952-1038, 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

3M303-5-3

NSN: 5325-00-952-1038
FSC: 5325 — Fastening Devices
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

diameter	0.4289 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM IN
material	STEEL OVERALL
drive_type	SOCKET
grip_length	0.1653 INCHES NOMINAL IN
extension_length	0.4458 INCHES NOMINAL IN
stud_head_height	0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
surface_treatment	CADMIUM OVERALL
securing_device_type	RING
turnlock_stud_head_style	FLAT FILLISTER
stud_shank_major_diameter	0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
turnlock_stud_shank_style	STUD SHANK
stud_thread_size_and_series/type_designator	0.190-32 UNF
NSN	5325-00-952-1038

COMPONENT DIAGRAM

KEY FEATURES

•

DRIVE TYPE: SOCKET

•

TURNLOCK STUD SHANK STYLE: STUD SHANK

•

EXTENSION LENGTH: 0.4458 INCHES NOMINAL IN

•

DIAMETER: 0.4289 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM IN

•

STUD HEAD HEIGHT: 0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN

•

SECURING DEVICE TYPE: RING

•

TURNLOCK STUD HEAD STYLE: FLAT FILLISTER

•

STUD SHANK MAJOR DIAMETER: 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

DRIVE TYPE	SOCKET
TURNLOCK STUD SHANK STYLE	STUD SHANK
EXTENSION LENGTH	0.4458 INCHES NOMINAL IN
DIAMETER	0.4289 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM IN
STUD HEAD HEIGHT	0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN
SECURING DEVICE TYPE	RING
TURNLOCK STUD HEAD STYLE	FLAT FILLISTER
STUD SHANK MAJOR DIAMETER	0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM OVERALL
MATERIAL	STEEL OVERALL

SUBSTITUTES & CROSS-REFERENCES 1

1926-5-3Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 3M303-5-3?

3M303-5-3 is a STUD,TURNLOCK FASTENER.

What parts can replace 3M303-5-3?

There is 1 known substitute for 3M303-5-3: 1926-5-3. Substitute compatibility should be verified for your specific system.

What is the NSN for 3M303-5-3?

3M303-5-3 is cataloged in the U.S. Government catalog under NSN 5325-00-952-1038. This indicates validated use in U.S. government and defense supply chains.

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