27S8-12-4AA — STUD ASSEMBLY,TURNLOCK FASTENER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

27S8-12-4AA: STUD ASSEMBLY,TURNLOCK FASTENER.

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include diameter: 0.2275 INCHES NOMINAL IN, material: STEEL PIN, drive_type: CROSS RECESS, eyelet_length: 0.328 INCHES NOMINAL IN, stud_head_height: 0.069 INCHES MINIMUM AND 0.076 INCHES MAXIMUM IN, surface_treatment: CADMIUM EJECTOR SPRING. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-048-9669, 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

27S8-12-4AA

NSN: 5325-01-048-9669
FSC: 5325 — Fastening Devices
CAGE: 71286 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV CAMLOC PRODUCTS (USA)

SPECIFICATIONS

diameter	0.2275 INCHES NOMINAL IN
material	STEEL PIN
drive_type	CROSS RECESS
eyelet_length	0.328 INCHES NOMINAL IN
stud_head_height	0.069 INCHES MINIMUM AND 0.076 INCHES MAXIMUM IN
surface_treatment	CADMIUM EJECTOR SPRING
stud_assembly_style	STUD ASSEMBLY
eyelet_outside_diameter	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
material_accommodated_thickness	0.760 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
material_document_and_classification	QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE EJECTOR SPRING
surface_treatment_document_and_classification	QQ-P-416 CLASS 2 TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE STUD
distance_from_engaging_member_to_largest_bearing_surface_of_head	0.819 INCHES NOMINAL IN
NSN	5325-01-048-9669

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 CLASS 2 TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE EJECTOR SPRING

•

EYELET OUTSIDE DIAMETER: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN

•

DRIVE TYPE: CROSS RECESS

•

MATERIAL ACCOMMODATED THICKNESS: 0.760 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE PIN

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 CLASS 2 TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE EJECTOR SPRING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 CLASS 2 TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE EYELET
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 CLASS 2 TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE PIN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 CLASS 2 TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE STUD
EYELET OUTSIDE DIAMETER	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
DRIVE TYPE	CROSS RECESS
MATERIAL ACCOMMODATED THICKNESS	0.760 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE PIN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE EJECTOR SPRING
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A304 COMP 4037 ASSN STD SINGLE MATERIAL RESPONSE 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

No substitute or cross-reference records for this part.

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 27S8-12-4AA?

27S8-12-4AA is a STUD ASSEMBLY,TURNLOCK FASTENER.

What is the NSN for 27S8-12-4AA?

27S8-12-4AA is cataloged in the U.S. Government catalog under NSN 5325-01-048-9669. This indicates validated use in U.S. government and defense supply chains.

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