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Technical Data Sheet
PartsTable / COMPONENT / 55261
55261 ✓ Verified by PartsTable
InLine · 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 InLine® multifunctional mouse pad is a little helper to keep your desk tidy. In the head area of the mouse pad you can store your smartphone, the mouse pad serves as a stand for your mobile assistant. You can also store up to 3 pens in this area.<br><br>The surface of the mouse pad is pleasantly soft.

Rubberized areas on the underside prevent the mouse pad from slipping on the desk. Folded up the mouse pad is only approx. 4mm thick, it can also be easily carried in the Notebook compartment.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-576-3022, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
55261
NSN: 5330-00-576-3022
FSC: 5330
CAGE: 96152 — BORG-WARNER CORP MARVEL-SCHEBLER/TILLOTSON DIV (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
special_featuresPPI-1TB WEATHER RADAR INDICATOR,P/N 2070964-0104 TB
identifying_number55261 REFERENCE NO.
peripheral_diameter0.439 INCHES MINIMUM AND 0.441 INCHES MAXIMUM IN
center_hole_diameter0.290 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN
cross-sectional_height0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
cross-sectional_thickness0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN
cross-sectional_shape_styleCUP
material_document_and_classificationSAE 70 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-576-3022
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 55261 MFR: InLine ⚠ 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
•
CROSS-SECTIONAL HEIGHT: 0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 70 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
PERIPHERAL DIAMETER: 0.439 INCHES MINIMUM AND 0.441 INCHES MAXIMUM IN
•
CROSS-SECTIONAL THICKNESS: 0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: CUP
•
CENTER HOLE DIAMETER: 0.290 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 70 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PERIPHERAL DIAMETER0.439 INCHES MINIMUM AND 0.441 INCHES MAXIMUM IN
CROSS-SECTIONAL THICKNESS0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLECUP
CENTER HOLE DIAMETER0.290 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
N55261Interchangeable
interchangeable cross-reference
interchangeable
55261Interchangeable
interchangeable cross-reference
interchangeable
15845N PIECE 32Interchangeable
interchangeable cross-reference
interchangeable
55-26Interchangeable
interchangeable cross-reference
interchangeable
55-26-2Interchangeable
interchangeable cross-reference
interchangeable
113-400Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55261?
55261 is a VALVE EXTENSION,TIRE manufactured by InLine.
What parts can replace 55261?
There are 8 known substitutes for 55261: N55261, 55261, 15845N PIECE 32 and 5 more. Substitute compatibility should be verified for your specific system.
Is 55261 still available?
55261 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026