PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 0561B0028-1
0561B0028-1 ✓ 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 SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER SEALING ELEMENT, seal_width: 0.250 INCHES NOMINAL IN, special_features: OUTSIDE DIA 0.879, housing_bore_diameter: 0.875 INCHES NOMINAL IN, accommodated_shaft_diameter: 0.375 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-096-1266, 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
0561B0028-1
NSN: 5330-01-096-1266
FSC: 5330
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
materialRUBBER SEALING ELEMENT
seal_width0.250 INCHES NOMINAL IN
special_featuresOUTSIDE DIA 0.879
housing_bore_diameter0.875 INCHES NOMINAL IN
accommodated_shaft_diameter0.375 INCHES NOMINAL IN
NSN5330-01-096-1266
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 0561B0028-1 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
KEY FEATURES
•
SEAL WIDTH: 0.250 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 0.875 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL: RUBBER SEALING ELEMENT
TECHNICAL CHARACTERISTICS (FLIS)
SEAL WIDTH0.250 INCHES NOMINAL IN
HOUSING BORE DIAMETER0.875 INCHES NOMINAL IN
SPECIAL FEATURESOUTSIDE DIA 0.879
ACCOMMODATED SHAFT DIAMETER0.375 INCHES NOMINAL IN
MATERIALRUBBER SEALING ELEMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
7734347P2Interchangeable
interchangeable cross-reference
interchangeable
372-5Interchangeable
interchangeable cross-reference
interchangeable
DMS 81015BInterchangeable
interchangeable cross-reference
interchangeable
FFW92AInterchangeable
interchangeable cross-reference
interchangeable
037025HInterchangeable
interchangeable cross-reference
interchangeable
B107.39 TY2CL2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 0561B0028-1?
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 0561B0028-1?
0561B0028-1 is a SEAL,PLAIN ENCASED.
What parts can replace 0561B0028-1?
There are 9 known substitutes for 0561B0028-1: 7734347P2, 372-5, DMS 81015B and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0561B0028-1?
0561B0028-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-096-1266. 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 — 0561B0028-1

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026