HL21-5-8 — PIN-RIVET

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

HL21-5-8: PIN-RIVET.

The PIN-RIVET is a the manufacturer industrial component. Key specifications include material: STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL, head_style: FLUSH COUNTERSUNK, grip_length: 0.505 INCHES MAXIMUM IN, lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP, shank_style: PIN-RIVET, STRAIGHT, THREADED, thread_class: 3A A. This part is cataloged in the U.S.

Government catalog under NSN 5320-01-101-8191, 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

HL21-5-8

NSN: 5320-01-101-8191
FSC: 5320 — Rivets
CAGE: L4528 — LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC (CAN)

SPECIFICATIONS

material	STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL
head_style	FLUSH COUNTERSUNK
grip_length	0.505 INCHES MAXIMUM IN
lubrication	CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP
shank_style	PIN-RIVET, STRAIGHT, THREADED
thread_class	3A A
shank_diameter	0.1625 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN
fastener_length	0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
countersink_angle	100.0 DEGREES NOMINAL
surface_treatment	CADMIUM OVERALL
head_major_diameter	0.3304 INCHES MAXIMUM IN
NSN	5320-01-101-8191

COMPONENT DIAGRAM

KEY FEATURES

•

SHANK DIAMETER: 0.1625 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN

•

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

•

FASTENER LENGTH: 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL

•

HEAD STYLE: FLUSH COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.164 INCHES IN

TECHNICAL CHARACTERISTICS

SHANK DIAMETER	0.1625 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN
LUBRICATION	CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP
FASTENER LENGTH	0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
HEAD STYLE	FLUSH COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.164 INCHES IN
GRIP LENGTH	0.505 INCHES MAXIMUM IN
WIDTH BETWEEN FLATS	0.0791 INCHES MINIMUM AND 0.0801 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 1

142D5229-107Same 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 HL21-5-8?

HL21-5-8 is a PIN-RIVET.

What parts can replace HL21-5-8?

There is 1 known substitute for HL21-5-8: 142D5229-107. Substitute compatibility should be verified for your specific system.

What is the NSN for HL21-5-8?

HL21-5-8 is cataloged in the U.S. Government catalog under NSN 5320-01-101-8191. This indicates validated use in U.S. government and defense supply chains.

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