HL851LL-8-21 — PIN-RIVET

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

HL851LL-8-21: PIN-RIVET.

The PIN-RIVET is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, head_style: FLUSH COUNTERSUNK, grip_length: 1.3175 INCHES MINIMUM AND 1.3275 INCHES MAXIMUM IN, head_height: 0.0590 INCHES MINIMUM AND 0.0610 INCHES MAXIMUM IN, lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP, shank_style: PIN-RIVET, STRAIGHT, THREADED. This part is cataloged in the U.S.

Government catalog under NSN 5320-01-685-9903, 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

HL851LL-8-21

NSN: 5320-01-685-9903
FSC: 5320 — Rivets
CAGE: 73197 — HI-SHEAR CORPORATION (USA)

SPECIFICATIONS

material	STEEL COMP XM-13 OVERALL
head_style	FLUSH COUNTERSUNK
grip_length	1.3175 INCHES MINIMUM AND 1.3275 INCHES MAXIMUM IN
head_height	0.0590 INCHES MINIMUM AND 0.0610 INCHES MAXIMUM IN
lubrication	CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP
shank_style	PIN-RIVET, STRAIGHT, THREADED
thread_class	3A A
shank_diameter	0.2797 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM IN
shear_strength	15500 DOUBLE POUNDS PER SQUARE INCH
fastener_length	1.6975 INCHES MINIMUM AND 1.7175 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
countersink_angle	100.0 DEGREES NOMINAL
NSN	5320-01-685-9903

COMPONENT DIAGRAM

KEY FEATURES

•

SHANK DIAMETER: 0.2797 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM IN

•

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

•

HEAD HEIGHT: 0.0590 INCHES MINIMUM AND 0.0610 INCHES MAXIMUM IN

•

FASTENER LENGTH: 1.6975 INCHES MINIMUM AND 1.7175 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: HI-SHEAR 258 COMMERCIAL ITEM DESCRIPTION SINGLE TREATMENT RESPONSE OVERALL

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

HEAD STYLE: FLUSH COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

SHANK DIAMETER	0.2797 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM IN
LUBRICATION	CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP
HEAD HEIGHT	0.0590 INCHES MINIMUM AND 0.0610 INCHES MAXIMUM IN
FASTENER LENGTH	1.6975 INCHES MINIMUM AND 1.7175 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	HI-SHEAR 258 COMMERCIAL ITEM DESCRIPTION SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLE	FLUSH COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.250 INCHES IN
GRIP LENGTH	1.3175 INCHES MINIMUM AND 1.3275 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 1

HL851Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 HL851LL-8-21?

HL851LL-8-21 is a PIN-RIVET.

What parts can replace HL851LL-8-21?

There is 1 known substitute for HL851LL-8-21: HL851. Substitute compatibility should be verified for your specific system.

What is the NSN for HL851LL-8-21?

HL851LL-8-21 is cataloged in the U.S. Government catalog under NSN 5320-01-685-9903. This indicates validated use in U.S. government and defense supply chains.

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