4002-12S — STUD ASSEMBLY,TURNLOCK FASTENER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

4002-12S: STUD ASSEMBLY,TURNLOCK FASTENER.

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include diameter: 0.381 INCHES NOMINAL IN, material: STEEL COMP 302 PIN, drive_type: SLOTTED, eyelet_length: 0.502 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL, stud_assembly_style: STUD ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-089-0710, 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

4002-12S

NSN: 5325-00-089-0710
FSC: 5325 — Fastening Devices
CAGE: 71286 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV CAMLOC PRODUCTS (USA)

SPECIFICATIONS

diameter	0.381 INCHES NOMINAL IN
material	STEEL COMP 302 PIN
drive_type	SLOTTED
eyelet_length	0.502 INCHES NOMINAL IN
surface_treatment	PASSIVATE OVERALL
stud_assembly_style	STUD ASSEMBLY
eyelet_outside_diameter	0.341 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN
turnlock_stud_head_style	FLAT COUNTERSUNK
material_accommodated_thickness	0.381 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN
surface_treatment_document_and_classification	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
distance_from_engaging_member_to_largest_bearing_surface_of_head	0.798 INCHES NOMINAL IN
NSN	5325-00-089-0710

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

EYELET OUTSIDE DIAMETER: 0.341 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN

•

DRIVE TYPE: SLOTTED

•

MATERIAL ACCOMMODATED THICKNESS: 0.381 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN

•

DIAMETER: 0.381 INCHES NOMINAL IN

•

DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD: 0.798 INCHES NOMINAL IN

•

TURNLOCK STUD HEAD STYLE: FLAT COUNTERSUNK

•

SURFACE TREATMENT: PASSIVATE OVERALL

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
EYELET OUTSIDE DIAMETER	0.341 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN
DRIVE TYPE	SLOTTED
MATERIAL ACCOMMODATED THICKNESS	0.381 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN
DIAMETER	0.381 INCHES NOMINAL IN
DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD	0.798 INCHES NOMINAL IN
TURNLOCK STUD HEAD STYLE	FLAT COUNTERSUNK
SURFACE TREATMENT	PASSIVATE OVERALL
MATERIAL	STEEL COMP 305 EYELET
MATERIAL	STEEL COMP 302 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 1

BACS21X12CSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 4002-12S?

4002-12S is a STUD ASSEMBLY,TURNLOCK FASTENER.

What parts can replace 4002-12S?

There is 1 known substitute for 4002-12S: BACS21X12C. Substitute compatibility should be verified for your specific system.

What is the NSN for 4002-12S?

4002-12S is cataloged in the U.S. Government catalog under NSN 5325-00-089-0710. This indicates validated use in U.S. government and defense supply chains.

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4002-12S — STUD ASSEMBLY,TURNLOCK FASTENER

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