HLT631YB-8-9 — PIN-RIVET

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

HLT631YB-8-9: 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: 0.558 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN, shank_style: PIN-RIVET, STRAIGHT, THREADED, thread_class: 3A A, shank_diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5320-01-477-5631, 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

HLT631YB-8-9

NSN: 5320-01-477-5631
FSC: 5320 — Rivets
CAGE: 17446 — HUCK INTERNATIONAL, INC (USA)

SPECIFICATIONS

material	STEEL COMP XM-13 OVERALL
head_style	FLUSH COUNTERSUNK
grip_length	0.558 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN
shank_style	PIN-RIVET, STRAIGHT, THREADED
thread_class	3A A
shank_diameter	0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
fastener_length	0.948 INCHES MINIMUM AND 0.968 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
countersink_angle	100.0 DEGREES NOMINAL
head_major_diameter	0.3898 INCHES MINIMUM AND 0.3948 INCHES MAXIMUM IN
nominal_thread_size	0.250 INCHES IN
width_between_flats	0.122 INCHES MINIMUM AND 0.142 INCHES MAXIMUM IN
NSN	5320-01-477-5631

COMPONENT DIAGRAM

KEY FEATURES

•

SHANK DIAMETER: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.948 INCHES MINIMUM AND 0.968 INCHES MAXIMUM IN

•

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: 0.558 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN

•

WIDTH BETWEEN FLATS: 0.122 INCHES MINIMUM AND 0.142 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

SHANK DIAMETER	0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
FASTENER LENGTH	0.948 INCHES MINIMUM AND 0.968 INCHES MAXIMUM IN
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	0.558 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN
WIDTH BETWEEN FLATS	0.122 INCHES MINIMUM AND 0.142 INCHES MAXIMUM IN
SHANK STYLE	PIN-RIVET, STRAIGHT, THREADED
COUNTERSINK ANGLE	100.0 DEGREES NOMINAL

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 2

HLT631YC-8-9Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

ST3M758D4-9Same 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 HLT631YB-8-9?

HLT631YB-8-9 is a PIN-RIVET.

What parts can replace HLT631YB-8-9?

There are 2 known substitutes for HLT631YB-8-9: HLT631YC-8-9, ST3M758D4-9. Substitute compatibility should be verified for your specific system.

What is the NSN for HLT631YB-8-9?

HLT631YB-8-9 is cataloged in the U.S. Government catalog under NSN 5320-01-477-5631. This indicates validated use in U.S. government and defense supply chains.

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