PartsTable
Technical Data Sheet
B43-BB-4 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The MOUNT,RESILIENT,UTILITY is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-669-9550, 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
B43-BB-4
NSN: 5340-01-669-9550
FSC: 5340
CAGE: 81860 — HUTCHINSON AEROSPACE & INDUSTRY, INC. DBA BARRY WRIGHT CORP (USA)
SPECIFICATIONS
Part NumberB43-BB-4
NSN5340-01-669-9550
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B43-BB-4 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
14-990Interchangeable
interchangeable cross-reference
interchangeable
10119438Interchangeable
interchangeable cross-reference
interchangeable
00044Interchangeable
interchangeable cross-reference
interchangeable
50059KInterchangeable
interchangeable cross-reference
interchangeable
P-216Interchangeable
interchangeable cross-reference
interchangeable
FT1015Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy B43-BB-4?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is B43-BB-4?
B43-BB-4 is a MOUNT,RESILIENT,UTILITY.
What parts can replace B43-BB-4?
There are 10 known substitutes for B43-BB-4: 14-990, 10119438, 00044 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B43-BB-4?
B43-BB-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-669-9550. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — B43-BB-4