GS521G3 — STUD ASSEMBLY,TURNLOCK FASTENER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

GS521G3: STUD ASSEMBLY,TURNLOCK FASTENER.

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include diameter: 0.234 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN, material: STEEL PIN, drive_type: SLOTTED, eyelet_length: 0.364 INCHES NOMINAL IN, surface_treatment: CADMIUM AND CHROMATE OVERALL, stud_assembly_style: STUD ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-954-9197, 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

GS521G3

NSN: 5325-00-954-9197
FSC: 5325 — Fastening Devices
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)

SPECIFICATIONS

diameter	0.234 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
material	STEEL PIN
drive_type	SLOTTED
eyelet_length	0.364 INCHES NOMINAL IN
surface_treatment	CADMIUM AND CHROMATE OVERALL
stud_assembly_style	STUD ASSEMBLY
securing_device_type	RING
eyelet_outside_diameter	0.306 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
turnlock_stud_head_style	FILLISTER
material_accommodated_thickness	0.030 INCHES MINIMUM AND 0.089 INCHES MAXIMUM IN
material_document_and_classification	ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE STUD
surface_treatment_document_and_classification	QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE STUD
NSN	5325-00-954-9197

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE STUD

•

EYELET OUTSIDE DIAMETER: 0.306 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN

•

DRIVE TYPE: SLOTTED

•

MATERIAL ACCOMMODATED THICKNESS: 0.030 INCHES MINIMUM AND 0.089 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 FED SPEC SINGLE TREATMENT RESPONSE STUD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE EYELET
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE PIN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EJECTOR SPRING
EYELET OUTSIDE DIAMETER	0.306 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
DRIVE TYPE	SLOTTED
MATERIAL ACCOMMODATED THICKNESS	0.030 INCHES MINIMUM AND 0.089 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 A109 ASSN STD SINGLE MATERIAL RESPONSE EYELET

SUBSTITUTES & CROSS-REFERENCES 8

ES8371-01Reference document

Same NSN cross-reference

Reference document — Secondary reference

91209948BSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

2710/021Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

9746544-3Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

15S1-1-1ACSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

135144-1Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is GS521G3?

GS521G3 is a STUD ASSEMBLY,TURNLOCK FASTENER.

What parts can replace GS521G3?

There are 8 known substitutes for GS521G3: ES8371-01, 91209948B, 2710/021 and 5 more. Substitute compatibility should be verified for your specific system.

What is the NSN for GS521G3?

GS521G3 is cataloged in the U.S. Government catalog under NSN 5325-00-954-9197. This indicates validated use in U.S. government and defense supply chains.

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