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BT28 — SEAT,BALL SOCKET

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

BT28: SEAT,BALL SOCKET.

The SEAT,BALL SOCKET is a the manufacturer industrial component. Key specifications include radius: 0.626 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN, material: STEEL, hole_diameter: 0.125 INCHES NOMINAL IN, overall_height: 0.746 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN, ball_seat_depth: 0.626 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN, outside_diameter: 1.494 INCHES MINIMUM AND 1.496 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 2530-00-039-7435, 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
BT28
NSN: 2530-00-039-7435
NIINs: 000397435, 009923679
FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
CAGE: 71129 — BOUND BROOK BEARING CO (USA)
SPECIFICATIONS
radius0.626 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
materialSTEEL
hole_diameter0.125 INCHES NOMINAL IN
overall_height0.746 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
ball_seat_depth0.626 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
outside_diameter1.494 INCHES MINIMUM AND 1.496 INCHES MAXIMUM IN
style_designatorSEAT
NSN2530-00-039-7435
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAT,BALL SOCKET TITLE COMPONENT PN BT28 MFR SEAT,BALL SOCKET
KEY FEATURES
•
RADIUS: 0.626 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SEAT
•
OUTSIDE DIAMETER: 1.494 INCHES MINIMUM AND 1.496 INCHES MAXIMUM IN
•
MATERIAL: STEEL
•
BALL SEAT DEPTH: 0.626 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.746 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
RADIUS0.626 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
STYLE DESIGNATORSEAT
OUTSIDE DIAMETER1.494 INCHES MINIMUM AND 1.496 INCHES MAXIMUM IN
MATERIALSTEEL
BALL SEAT DEPTH0.626 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
HOLE DIAMETER0.125 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
908916Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BT28?
BT28 is a SEAT,BALL SOCKET.
What parts can replace BT28?
There is 1 known substitute for BT28: 908916. Substitute compatibility should be verified for your specific system.
What is the NSN for BT28?
BT28 is cataloged in the U.S. Government catalog under NSN 2530-00-039-7435. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.