TL521-4-9 — PIN-RIVET

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

TL521-4-9: PIN-RIVET.

The PIN-RIVET is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8740 OR STEEL COMP E4340 OVERALL, grip_length: 0.5520 INCHES MINIMUM AND 0.5670 INCHES MAXIMUM IN, head_height: 0.0580 INCHES MINIMUM AND 0.0700 INCHES MAXIMUM IN, lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP, shank_style: PIN-RIVET, TAPERED, THREADED, thread_class: 3A A. This part is cataloged in the U.S.

Government catalog under NSN 5320-00-623-1817, 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

TL521-4-9

NSN: 5320-00-623-1817
FSC: 5320 — Rivets
CAGE: 17446 — HUCK INTERNATIONAL, INC (USA)

SPECIFICATIONS

material	STEEL COMP 8740 OR STEEL COMP E4340 OVERALL
grip_length	0.5520 INCHES MINIMUM AND 0.5670 INCHES MAXIMUM IN
head_height	0.0580 INCHES MINIMUM AND 0.0700 INCHES MAXIMUM IN
lubrication	CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP
shank_style	PIN-RIVET, TAPERED, THREADED
thread_class	3A A
tip_diameter	0.2668 INCHES NOMINAL IN
shank_diameter	0.2766 INCHES NOMINAL IN
shear_strength	108000 SINGLE POUNDS PER SQUARE INCH
fastener_length	0.8750 INCHES MINIMUM AND 0.9000 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM AND CHROMATE OVERALL
NSN	5320-00-623-1817

COMPONENT DIAGRAM

KEY FEATURES

•

SHANK DIAMETER: 0.2766 INCHES NOMINAL IN

•

LUBRICATION: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP

•

HEAD HEIGHT: 0.0580 INCHES MINIMUM AND 0.0700 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.8750 INCHES MINIMUM AND 0.9000 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL

•

TIP DIAMETER: 0.2668 INCHES NOMINAL IN

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

SHANK DIAMETER	0.2766 INCHES NOMINAL IN
LUBRICATION	CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP
HEAD HEIGHT	0.0580 INCHES MINIMUM AND 0.0700 INCHES MAXIMUM IN
FASTENER LENGTH	0.8750 INCHES MINIMUM AND 0.9000 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
TIP DIAMETER	0.2668 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.3125 INCHES IN
GRIP LENGTH	0.5520 INCHES MINIMUM AND 0.5670 INCHES MAXIMUM IN

OTHER ITEMS IN FSC 5320 — Rivets

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5320-00-001-1756 5320-00-001-2042 5320-00-001-3944 5320-00-001-5126 5320-00-001-5151 5320-00-001-5152 5320-00-001-5153

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is TL521-4-9?

TL521-4-9 is a PIN-RIVET.

What is the NSN for TL521-4-9?

TL521-4-9 is cataloged in the U.S. Government catalog under NSN 5320-00-623-1817. This indicates validated use in U.S. government and defense supply chains.

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