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2251-10 — RING,WEARING

✓ Government record, cited
Thule · ORING SEAL
PRODUCT OVERVIEW

2251-10: RING,WEARING.

Never miss a shot with a DSLR holster that provides quick access to your camera and protection while you're navigating the trail. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE, body_style: EXTERNAL FLANGE, corner_shape: SQUARE ALL CORNERS, overall_length: 0.202 INCHES NOMINAL IN, flange_diameter: 1.993 INCHES MINIMUM AND 1.996 INCHES MAXIMUM IN, body_inside_diameter: 1.810 INCHES MINIMUM AND 1.820 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-108-5691, 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
2251-10
NSN: 5331-00-108-5691
NIINs: 001085691, 004282122
FSC: 5331 — O-ring
CAGE: 91265 — PARKER-HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE
body_styleEXTERNAL FLANGE
corner_shapeSQUARE ALL CORNERS
overall_length0.202 INCHES NOMINAL IN
flange_diameter1.993 INCHES MINIMUM AND 1.996 INCHES MAXIMUM IN
special_featuresEXTERNAL FLANGE COUNTERBORED TO DEPTH 0.038 MIN 0.042 MAX AND DIAMETER 1.934 MIN 1.940 MAX ALSO BODY COUNTERBORED TO DEPTH 0.093 MIN 0.095 MAX AND DIAMETER 1.885 MIN 1.895 MAX ALL MEASUREMENTS INCHES
body_inside_diameter1.810 INCHES MINIMUM AND 1.820 INCHES MAXIMUM IN
body_outside_diameter1.980 INCHES MINIMUM AND 1.990 INCHES MAXIMUM IN
left_side_flange_thickness0.062 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
material_document_and_classification225110 MFR REF SINGLE MATERIAL RESPONSE
NSN5331-00-108-5691
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2251-10 MFR: Thule ⚠ 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
•
TEMP RATING: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.949 INCHES NOMINAL IN
•
HARDNESS RATING: 90.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 80 MAXIMUM
•
CENTER HOLE DIAMETER: 0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.094 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.949 INCHES NOMINAL IN
HARDNESS RATING90.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE80 MAXIMUM
CENTER HOLE DIAMETER0.750 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 9
MS28778-10Reference document
Same NSN cross-reference
Reference document — Secondary reference
I15624PD832-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
014-7399Reference document
Same NSN cross-reference
Reference document — Secondary reference
91501166Reference document
Same NSN cross-reference
Reference document — Secondary reference
77789-15X3PC14Reference document
Same NSN cross-reference
Reference document — Secondary reference
817336Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2251-10?
2251-10 is a RING,WEARING manufactured by Thule.
What parts can replace 2251-10?
There are 9 known substitutes for 2251-10: MS28778-10, I15624PD832-9, 014-7399 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2251-10?
2251-10 is cataloged in the U.S. Government catalog under NSN 5331-00-108-5691. This indicates validated use in U.S. government and defense supply chains.
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