668343-025 — STUD,TURNLOCK FASTENER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

668343-025: STUD,TURNLOCK FASTENER.

The STUD,TURNLOCK FASTENER is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, grip_length: 0.480 INCHES NOMINAL IN, head_length: 0.625 INCHES NOMINAL IN, stud_head_height: 0.312 INCHES NOMINAL IN, shank_neck_length: 0.330 INCHES NOMINAL IN, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-286-3770, 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

668343-025

NSN: 5325-00-286-3770
FSC: 5325 — Fastening Devices
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
grip_length	0.480 INCHES NOMINAL IN
head_length	0.625 INCHES NOMINAL IN
stud_head_height	0.312 INCHES NOMINAL IN
shank_neck_length	0.330 INCHES NOMINAL IN
surface_treatment	CADMIUM OVERALL
turnlock_stud_head_style	FILLISTER WING
stud_shank_major_diameter	0.217 INCHES NOMINAL IN
turnlock_stud_shank_style	STUD SHANK
nondefinitive_spec/std_data	1 TYPE AND A CLASS AND B CLASS AND 3 TYPE AND 2 SIZE
material_accommodated_thickness	0.241 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
NSN	5325-00-286-3770

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD LENGTH: 0.625 INCHES NOMINAL IN

•

MATERIAL ACCOMMODATED THICKNESS: 0.241 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN

•

TURNLOCK STUD SHANK STYLE: STUD SHANK

•

STUD HEAD HEIGHT: 0.312 INCHES NOMINAL IN

•

SHANK NECK LENGTH: 0.330 INCHES NOMINAL IN

•

NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND A CLASS AND B CLASS AND 3 TYPE AND 2 SIZE

•

TURNLOCK STUD HEAD STYLE: FILLISTER WING

•

STUD SHANK MAJOR DIAMETER: 0.217 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

HEAD LENGTH	0.625 INCHES NOMINAL IN
MATERIAL ACCOMMODATED THICKNESS	0.241 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
TURNLOCK STUD SHANK STYLE	STUD SHANK
STUD HEAD HEIGHT	0.312 INCHES NOMINAL IN
SHANK NECK LENGTH	0.330 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND A CLASS AND B CLASS AND 3 TYPE AND 2 SIZE
TURNLOCK STUD HEAD STYLE	FILLISTER WING
STUD SHANK MAJOR DIAMETER	0.217 INCHES NOMINAL IN
SURFACE TREATMENT	CADMIUM OVERALL
MATERIAL	STEEL CORROSION RESISTING OVERALL

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 1

MILF5591Reference document

Same NSN cross-reference

Reference document — Secondary 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 668343-025?

668343-025 is a STUD,TURNLOCK FASTENER.

What parts can replace 668343-025?

There is 1 known substitute for 668343-025: MILF5591. Substitute compatibility should be verified for your specific system.

What is the NSN for 668343-025?

668343-025 is cataloged in the U.S. Government catalog under NSN 5325-00-286-3770. This indicates validated use in U.S. government and defense supply chains.

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668343-025 — STUD,TURNLOCK FASTENER

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