The BACB30US20-74Y is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5306-01-453-0050, 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
BACB30US20-74Y
NSN:5306-01-453-0050 FSC:5306 — Bolts CAGE:81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
Part Number
BACB30US20-74Y
NSN
5306-01-453-0050
COMPONENT DIAGRAM
KEY FEATURES
•
EXTENDED WASHER THICKNESS: 0.259 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN
•
HEAD HEIGHT: 1.145 INCHES MINIMUM AND 1.155 INCHES MAXIMUM IN
•
FASTENER LENGTH: 6.495 INCHES MINIMUM AND 6.525 INCHES MAXIMUM IN
•
EXTENDED WASHER DIAMETER: 1.484 INCHES MINIMUM AND 1.517 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.823 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 1.250 INCHES IN
•
HEAD STYLE: DOUBLE HEXAGON EXTENDED WASHER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS
0.259 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN
HEAD HEIGHT
1.145 INCHES MINIMUM AND 1.155 INCHES MAXIMUM IN
FASTENER LENGTH
6.495 INCHES MINIMUM AND 6.525 INCHES MAXIMUM IN
EXTENDED WASHER DIAMETER
1.484 INCHES MINIMUM AND 1.517 INCHES MAXIMUM IN
THREAD LENGTH
1.823 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER
1.250 INCHES IN
HEAD STYLE
DOUBLE HEXAGON EXTENDED WASHER
THREAD DIRECTION
RIGHT-HAND
GRIP LENGTH
4.687 INCHES NOMINAL IN
WIDTH BETWEEN FLATS
1.297 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES
No substitute or cross-reference records for this part.
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FREQUENTLY ASKED QUESTIONS
What is BACB30US20-74Y?
BACB30US20-74Y is a BACB30US20-74Y.
What is the NSN for BACB30US20-74Y?
BACB30US20-74Y is cataloged in the U.S. Government catalog under NSN 5306-01-453-0050. This indicates validated use in U.S. government and defense supply chains.
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