Product Description
Military and Aerospace Fluorosilicone (FVMQ) O-Rings from Datwyler”s Parco Brand: US industry know-how, Swiss quality standards – and compliance with multiple military and aerospace specifications.
The Datwyler Advantage: Our military and aerospace-compliant fluorosilicone rubber O-rings have excellent physical properties. Combine that with batch number and cure date traceability, AS9100 and AC7115 certifications as well as a wide variety of applications, and rest assured that you’ve made the right choice.
Typical Values for Compound
Physical Property | Requirements | Result | ASTM Test Method |
Original Properties | |||
Specific gravity | 1.51 to 1.55 | 1.54 | D297 |
Hardness, Shore A | 80 ± 5 | 77 | D2240 |
Tensile strength, psi, min. | 750 | 1078 | D1414 |
Ultimate elongation, pct., min. | 70 | 181 | D1414 |
TR-10, °C(°F), max. | -56.7(-70) | -58 (-73) | D1329 |
Compression Set, | D395 | ||
70 hours at 24°C (75°F) | Method B | ||
pct. of original deflection, max. | D1414 | ||
Under 0.110 inch | 25 | 15 | |
Over 0.110 inch | 20 | 17 | |
Heat Aging | D573 | ||
70 hours at 200°C(392°F) | D1414 | ||
Hardness Change, pts, Shore A | -5 to 10 | 4 | |
Tensile strength change, pct., max. | -20 | -13.26530612 | |
Ultimate elongation change, pct., max. | -20 | -14.36464088 | |
Weight loss, pct., max. | 2 | 1 | |
Compression Set, | D395 | ||
22 hours at 175°C (347°F) | Method B | ||
pct. of original deflection, max. | D1414 | ||
Under 0.110 inch | 50 | 38 | |
Over 0.110 inch | 45 | 43 | |
Fluid Aging, Mobil Jet Oil II (AMS 3021) | D471 | ||
70 hours at 150°C(302°F) | D1414 | ||
Hardness Change, pts, Shore A | -15 to 15 | -3 | |
Tensile strength change, pct., max. | -30 | -17.43970315 | |
Ultimate elongation change, pct., max. | -15 | 6.077348066 | |
Volume change, pct. | 1 to 15 | 6 | |
Compression Set | |||
pct. of original deflection, max. | |||
Under 0.110 inch | 65 | 46 | |
Over 0.110 inch | 60 | 47 | |
Fluid Aging, Jet Reference Fuel (AMS 2629, Type 1) | D471 | ||
22 hours at 24°C(75°F) | D1414 | ||
Hardness Shore A, max. | -20 | -10 | |
Tensile strength change, pct., max. | -30 | -20.6864564 | |
Ultimate elongation change, pct., max. | -30 | 26.51933702 | |
Volume change, pct. | 1 to 25 | 14 |
91000000065
Overview
O-Rings
Material
FLUOROSILICONE – FVMQ
Dash Number
004
Nominal CS
1/16
Inches CS
0.070
Nominal Size O.D.
13/64
Inches O.D.
0.210
Nominal Size I.D.
5/64
Inches I.D.
0.070
Inches I.D. Tol.
0.005
Inches CS Tol.
0.003
TEMPERATURE RANGE
-80°F to 350°F