The VLB257-4-3 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5320-01-452-2719, 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
VLB257-4-3
NSN:5320-01-452-2719 FSC:5320 — Rivets CAGE:92215 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS (USA)
SPECIFICATIONS
Part Number
VLB257-4-3
NSN
5320-01-452-2719
COMPONENT DIAGRAM
KEY FEATURES
•
SHANK DIAMETER: 0.1240 INCHES MINIMUM AND 0.1245 INCHES MAXIMUM IN
•
LUBRICATION: CETYL ALCOHOL
•
FASTENER LENGTH: 0.3205 INCHES MINIMUM AND 0.3305 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
HEAD STYLE: CROWN COUTERSUNK GREATER THAN 135 DEGREES
•
GRIP LENGTH: 0.1865 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SHANK DIAMETER
0.1240 INCHES MINIMUM AND 0.1245 INCHES MAXIMUM IN
LUBRICATION
CETYL ALCOHOL
FASTENER LENGTH
0.3205 INCHES MINIMUM AND 0.3305 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CRITICALITY CODE JUSTIFICATION
AGAV
MATERIAL DOCUMENT AND CLASSIFICATION
AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLE
CROWN COUTERSUNK GREATER THAN 135 DEGREES
GRIP LENGTH
0.1865 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is VLB257-4-3?
VLB257-4-3 is a VLB257-4-3.
What parts can replace VLB257-4-3?
There are 2 known substitutes for VLB257-4-3: 93783-4-3, 3M1261C4-3. Substitute compatibility should be verified for your specific system.
What is the NSN for VLB257-4-3?
VLB257-4-3 is cataloged in the U.S. Government catalog under NSN 5320-01-452-2719. This indicates validated use in U.S. government and defense supply chains.
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