BN525-428-4 — RIVET,BLIND

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

BN525-428-4: RIVET,BLIND.

The RIVET,BLIND is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 EXPANDER, head_style: FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER), grip_length: 0.750 INCHES MAXIMUM IN, lubrication: SOLID FILM, shank_style: BLIND RIVET, NUT AND BOLT (ASSEMBLY), thread_class: 3B. This part is cataloged in the U.S.

Government catalog under NSN 5320-00-159-8223, 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

BN525-428-4

NSN: 5320-00-159-8223
FSC: 5320 — Rivets
CAGE: 73197 — HI-SHEAR CORPORATION (USA)

SPECIFICATIONS

material	IRON ALLOY 660 EXPANDER
head_style	FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER)
grip_length	0.750 INCHES MAXIMUM IN
lubrication	SOLID FILM
shank_style	BLIND RIVET, NUT AND BOLT (ASSEMBLY)
thread_class	3B
shank_diameter	0.387 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
expansion_device	EXPANDER
thread_direction	RIGHT-HAND
countersink_angle	102.0 DEGREES MAXIMUM
head_major_diameter	0.450 INCHES MAXIMUM IN
nominal_thread_size	0.250 INCHES IN
NSN	5320-00-159-8223

COMPONENT DIAGRAM

KEY FEATURES

•

SHANK DIAMETER: 0.387 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN

•

LUBRICATION: SOLID FILM

•

EXPANSION DEVICE: EXPANDER

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE EXPANDER

•

HEAD STYLE: FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER)

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.250 INCHES IN

TECHNICAL CHARACTERISTICS

SHANK DIAMETER	0.387 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
LUBRICATION	SOLID FILM
EXPANSION DEVICE	EXPANDER
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE EXPANDER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SLEEVE
HEAD STYLE	FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER)
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.250 INCHES IN
GRIP LENGTH	0.750 INCHES MAXIMUM IN
SHANK STYLE	BLIND RIVET, NUT AND BOLT (ASSEMBLY)

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

860598-52Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is BN525-428-4?

BN525-428-4 is a RIVET,BLIND.

What parts can replace BN525-428-4?

There is 1 known substitute for BN525-428-4: 860598-52. Substitute compatibility should be verified for your specific system.

What is the NSN for BN525-428-4?

BN525-428-4 is cataloged in the U.S. Government catalog under NSN 5320-00-159-8223. This indicates validated use in U.S. government and defense supply chains.

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BN525-428-4 — RIVET,BLIND

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