CR2538-4-4 — RIVET,BLIND

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

CR2538-4-4: RIVET,BLIND.

The RIVET,BLIND is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 400 OR NICKEL ALLOY R-405 LOCKING RING, head_style: FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER), grip_length: 0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, shank_style: SELF-PLUGGING MECHANICALLY LOCKED STEM, shank_diameter: 0.139 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, shear_strength: 895 SINGLE POUNDS PER SQUARE INCH. This part is cataloged in the U.S.

Government catalog under NSN 5320-00-181-6359, 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

CR2538-4-4

NSN: 5320-00-181-6359
FSC: 5320 — Rivets
CAGE: 92215 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS (USA)

SPECIFICATIONS

material	NICKEL ALLOY 400 OR NICKEL ALLOY R-405 LOCKING RING
head_style	FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER)
grip_length	0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
shank_style	SELF-PLUGGING MECHANICALLY LOCKED STEM
shank_diameter	0.139 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
shear_strength	895 SINGLE POUNDS PER SQUARE INCH
fastener_length	0.406 INCHES MAXIMUM IN
expansion_device	SERRATED STEM-TYPE W
countersink_angle	100.0 DEGREES NOMINAL
head_major_diameter	0.221 INCHES MINIMUM AND 0.229 INCHES MAXIMUM IN
specification/standard_data	80205-NAS1739 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
material_document_and_classification	QQ-N-281 FED SPEC ALL MATERIAL RESPONSES LOCKING RING
NSN	5320-00-181-6359

COMPONENT DIAGRAM

KEY FEATURES

•

SHANK DIAMETER: 0.139 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.406 INCHES MAXIMUM IN

•

EXPANSION DEVICE: SERRATED STEM-TYPE W

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281 FED SPEC ALL MATERIAL RESPONSES LOCKING RING

•

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

•

SPECIFICATION/STANDARD DATA: 80205-NAS1739 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

•

GRIP LENGTH: 0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN

•

SHANK STYLE: SELF-PLUGGING MECHANICALLY LOCKED STEM

TECHNICAL CHARACTERISTICS

SHANK DIAMETER	0.139 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
FASTENER LENGTH	0.406 INCHES MAXIMUM IN
EXPANSION DEVICE	SERRATED STEM-TYPE W
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC ALL MATERIAL RESPONSES LOCKING RING
HEAD STYLE	FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER)
SPECIFICATION/STANDARD DATA	80205-NAS1739 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
GRIP LENGTH	0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
SHANK STYLE	SELF-PLUGGING MECHANICALLY LOCKED STEM
COUNTERSINK ANGLE	100.0 DEGREES NOMINAL
SHEAR STRENGTH	895 SINGLE POUNDS PER SQUARE INCH

SUBSTITUTES & CROSS-REFERENCES 2

NAS1740Reference document

Same NSN cross-reference

Reference document — Secondary reference

658963Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is CR2538-4-4?

CR2538-4-4 is a RIVET,BLIND.

What parts can replace CR2538-4-4?

There are 2 known substitutes for CR2538-4-4: NAS1740, 658963. Substitute compatibility should be verified for your specific system.

What is the NSN for CR2538-4-4?

CR2538-4-4 is cataloged in the U.S. Government catalog under NSN 5320-00-181-6359. This indicates validated use in U.S. government and defense supply chains.

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CR2538-4-4 — RIVET,BLIND

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