BB421-8-4 — COLLAR,PIN-RIVET

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

BB421-8-4: COLLAR,PIN-RIVET.

The COLLAR,PIN-RIVET is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, collar_style: STRAIGHT TYPE, collar_overall_height: 0.562 INCHES NOMINAL IN, collar_inside_diameter: 0.188 INCHES NOMINAL IN, collar_outside_diameter: 0.257 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5320-01-063-6586, 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

BB421-8-4

NSN: 5320-01-063-6586
FSC: 5320 — Rivets
CAGE: 73197 — HI-SHEAR CORPORATION (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
collar_style	STRAIGHT TYPE
collar_overall_height	0.562 INCHES NOMINAL IN
collar_inside_diameter	0.188 INCHES NOMINAL IN
collar_outside_diameter	0.257 INCHES NOMINAL IN
NSN	5320-01-063-6586

COMPONENT DIAGRAM

KEY FEATURES

•

COLLAR INSIDE DIAMETER: 0.188 INCHES NOMINAL IN

•

COLLAR OVERALL HEIGHT: 0.562 INCHES NOMINAL IN

•

COLLAR STYLE: STRAIGHT TYPE

•

COLLAR OUTSIDE DIAMETER: 0.257 INCHES NOMINAL IN

•

MATERIAL: IRON ALLOY 660 OVERALL

TECHNICAL CHARACTERISTICS

COLLAR INSIDE DIAMETER	0.188 INCHES NOMINAL IN
COLLAR OVERALL HEIGHT	0.562 INCHES NOMINAL IN
COLLAR STYLE	STRAIGHT TYPE
COLLAR OUTSIDE DIAMETER	0.257 INCHES NOMINAL IN
MATERIAL	IRON ALLOY 660 OVERALL

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

GS530AG8-4Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is BB421-8-4?

BB421-8-4 is a COLLAR,PIN-RIVET.

What parts can replace BB421-8-4?

There is 1 known substitute for BB421-8-4: GS530AG8-4. Substitute compatibility should be verified for your specific system.

What is the NSN for BB421-8-4?

BB421-8-4 is cataloged in the U.S. Government catalog under NSN 5320-01-063-6586. This indicates validated use in U.S. government and defense supply chains.

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BB421-8-4 — COLLAR,PIN-RIVET

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