3M303-5-7 — STUD,TURNLOCK FASTENER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

3M303-5-7: 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: 0.432 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN, extension_length: 0.361 INCHES NOMINAL IN, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-136-2955, 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

3M303-5-7

NSN: 5325-00-136-2955
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	0.432 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN
extension_length	0.361 INCHES NOMINAL IN
surface_treatment	CADMIUM OVERALL
securing_device_type	RING
turnlock_stud_head_style	FLAT COUNTERSUNK
stud_shank_major_diameter	0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
turnlock_stud_shank_style	STUD SHANK
material_accommodated_thickness	0.432 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN
stud_thread_size_and_series/type_designator	0.190-32 UNIFIED NATIONAL JOINT FINE (UNJF)
NSN	5325-00-136-2955

COMPONENT DIAGRAM

KEY FEATURES

•

DRIVE TYPE: SOCKET

•

MATERIAL ACCOMMODATED THICKNESS: 0.432 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN

•

TURNLOCK STUD SHANK STYLE: STUD SHANK

•

EXTENSION LENGTH: 0.361 INCHES NOMINAL IN

•

DIAMETER: 0.4289 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM IN

•

SECURING DEVICE TYPE: RING

•

TURNLOCK STUD HEAD STYLE: FLAT COUNTERSUNK

•

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

TECHNICAL CHARACTERISTICS

DRIVE TYPE	SOCKET
MATERIAL ACCOMMODATED THICKNESS	0.432 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN
TURNLOCK STUD SHANK STYLE	STUD SHANK
EXTENSION LENGTH	0.361 INCHES NOMINAL IN
DIAMETER	0.4289 INCHES MINIMUM AND 0.4385 INCHES MAXIMUM IN
SECURING DEVICE TYPE	RING
TURNLOCK STUD HEAD STYLE	FLAT COUNTERSUNK
STUD SHANK MAJOR DIAMETER	0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM OVERALL
MATERIAL	STEEL OVERALL

SUBSTITUTES & CROSS-REFERENCES 3

3M303A5W7Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

192014-5-7Reference document

Same NSN cross-reference

Reference document — Secondary reference

1926-5-7Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 3M303-5-7?

3M303-5-7 is a STUD,TURNLOCK FASTENER.

What parts can replace 3M303-5-7?

There are 3 known substitutes for 3M303-5-7: 3M303A5W7, 192014-5-7, 1926-5-7. Substitute compatibility should be verified for your specific system.

What is the NSN for 3M303-5-7?

3M303-5-7 is cataloged in the U.S. Government catalog under NSN 5325-00-136-2955. This indicates validated use in U.S. government and defense supply chains.

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