HL21 — PIN-RIVET

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

HL21: PIN-RIVET.

The PIN-RIVET is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL, head_style: FLUSH COUNTERSUNK, grip_length: 0.307 INCHES MINIMUM AND 0.317 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 5320-01-485-7186, 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

NSN: 5320-01-485-7186
NIINs: 014857186, 016558885, 016558887, 016558889, 016558890
FSC: 5320 — Rivets
CAGE: 73197 — HI-SHEAR CORPORATION (USA)

SPECIFICATIONS

material	STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL
head_style	FLUSH COUNTERSUNK
grip_length	0.307 INCHES MINIMUM AND 0.317 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
shear_strength	4010 DOUBLE POUNDS PER SQUARE INCH
fastener_length	0.614 INCHES MINIMUM AND 0.634 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
countersink_angle	100.0 DEGREES NOMINAL
surface_treatment	CADMIUM OVERALL
NSN	5320-01-485-7186

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: 0.614 INCHES MINIMUM AND 0.634 INCHES MAXIMUM IN

•

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

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6415 ASSN STD 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	0.614 INCHES MINIMUM AND 0.634 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6415 ASSN STD 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	0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
WIDTH BETWEEN FLATS	0.0791 INCHES MINIMUM AND 0.0801 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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?

HL21 is a PIN-RIVET.

What is the NSN for HL21?

HL21 is cataloged in the U.S. Government catalog under NSN 5320-01-485-7186. This indicates validated use in U.S. government and defense supply chains.

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HL21 — PIN-RIVET

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