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Technical Data Sheet
PartsTable / MRO / 56281
56281 ✓ Verified by PartsTable
Techair · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

<b>An easy access messenger, ideal for the person on the move.</b><br><br>Easy access top, fresh and crisp colours, expansion compartment, a practical fashion statement! Includes an Organiser Skinn™, Active Sleeve™ and 12 months i-TRAK™ service. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-432-0298, 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
MRO→ MRO_GENERAL→ 56281
NSN: 5340-00-432-0298
FSC: 5340
CAGE: 04454 — SENSOR SYSTEMS, L.L.C. DBA SENSOR SYSTEMS LLC (USA)
SPECIFICATIONS
fsc_application_dataTELETYPE AND FACSIMILE EQUIPMENT
general_characteristics_item_description15.250 IN. LG; 12.000 IN. W; 4.000 IN. H. IN
NSN5340-00-432-0298
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 56281 MFR: Techair ⚠ 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
•
PERIPHERAL SHAPE STYLE: ROUND, MULTI HOLES
•
OUTSIDE DIAMETER: 3.281 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
OUTSIDE DIAMETER3.281 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
102730Interchangeable
interchangeable cross-reference
interchangeable
63902-1Interchangeable
interchangeable cross-reference
interchangeable
9B4519Interchangeable
interchangeable cross-reference
interchangeable
133625HInterchangeable
interchangeable cross-reference
interchangeable
853024Interchangeable
interchangeable cross-reference
interchangeable
56281Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 56281?
56281 is a CHASSIS,ELECTRICAL-ELECTRONIC EQ manufactured by Techair. It is classified as a MRO (MRO_GENERAL).
What parts can replace 56281?
There are 11 known substitutes for 56281: 102730, 63902-1, 9B4519 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 56281?
56281 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-432-0298. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026