ST25D31-19-4 — RIVET,BLIND

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

ST25D31-19-4: RIVET,BLIND.

The RIVET,BLIND is a the manufacturer industrial component. Key specifications include material: STEEL COMP 305 SLEEVE, head_style: FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER), grip_length: 0.250 INCHES MAXIMUM IN, shank_style: BLIND RIVET, NUT AND BOLT (ASSEMBLY), thread_class: 3B, shank_diameter: 0.255 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5320-00-446-1612, 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

ST25D31-19-4

NSN: 5320-00-446-1612
FSC: 5320 — Rivets
CAGE: 04236 — LOCKHEED MARTIN CORP (USA)

SPECIFICATIONS

material	STEEL COMP 305 SLEEVE
head_style	FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER)
grip_length	0.250 INCHES MAXIMUM IN
shank_style	BLIND RIVET, NUT AND BOLT (ASSEMBLY)
thread_class	3B
shank_diameter	0.255 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN
expansion_device	THREADED SLEEVE
special_features	FURNISHED W/O BOLT
thread_direction	RIGHT-HAND
countersink_angle	98.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
surface_treatment	CADMIUM EXPANDER
head_major_diameter	0.312 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
NSN	5320-00-446-1612

COMPONENT DIAGRAM

KEY FEATURES

•

SHANK DIAMETER: 0.255 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN

•

EXPANSION DEVICE: THREADED SLEEVE

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT 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: 0.164 INCHES IN

TECHNICAL CHARACTERISTICS

SHANK DIAMETER	0.255 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN
EXPANSION DEVICE	THREADED SLEEVE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE EXPANDER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SLEEVE
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S18732 MIL SPEC 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	0.164 INCHES IN
GRIP LENGTH	0.250 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

No substitute or cross-reference records for this part.

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 ST25D31-19-4?

ST25D31-19-4 is a RIVET,BLIND.

What is the NSN for ST25D31-19-4?

ST25D31-19-4 is cataloged in the U.S. Government catalog under NSN 5320-00-446-1612. This indicates validated use in U.S. government and defense supply chains.

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ST25D31-19-4 — RIVET,BLIND

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