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MIL-R-900F — RUBBER STRIP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MIL-R-900F: RUBBER STRIP.

The RUBBER STRIP is a the manufacturer industrial component. Key specifications include length: 1200.000 INCHES NOMINAL IN, material: RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL, hardness_rating: 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL, outside_diameter: 1.375 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 1.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-003-9354, 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
MIL-R-900F
NSN: 5330-00-003-9354
NIINs: 000039354, 000609360, 002522453, 002905868, 002905871, 002905874
FSC: 5330 — Packing and Gasket Materials
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
length1200.000 INCHES NOMINAL IN
materialRUBBER BUTADIENE-STYRENE CLASS SBR OVERALL
hardness_rating40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL
outside_diameter1.375 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter1.250 INCHES NOMINAL IN
surface_conditionSMOOTH BOTH SIDES
fabrication_methodSOLID
cross-sectional_width0.500 INCHES NOMINAL IN
cross-sectional_height0.750 INCHES NOMINAL IN
environmental_protectionLIGHT AND WATER RESISTANT
minimum_tensile_strengthERR-060
NSN5330-00-003-9354
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MIL-R-900F 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
•
CROSS-SECTIONAL HEIGHT: 0.375 INCHES NOMINAL IN
•
BODY RECESS DIAMETER: 2.594 INCHES NOMINAL IN
•
HARDNESS RATING: 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
•
FLANGED BODY OUTSIDE DIAMETER: 3.250 INCHES NOMINAL IN
•
PERIPHERAL DIAMETER: 3.438 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 2.250 INCHES NOMINAL IN
•
BODY RECESS DEPTH: 0.188 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.375 INCHES NOMINAL IN
BODY RECESS DIAMETER2.594 INCHES NOMINAL IN
HARDNESS RATING40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL
CROSS-SECTIONAL SHAPE STYLESPECIAL
FLANGED BODY OUTSIDE DIAMETER3.250 INCHES NOMINAL IN
PERIPHERAL DIAMETER3.438 INCHES NOMINAL IN
CENTER HOLE DIAMETER2.250 INCHES NOMINAL IN
BODY RECESS DEPTH0.188 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
QAP-00452Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MIL-R-900F?
MIL-R-900F is a RUBBER STRIP.
What parts can replace MIL-R-900F?
There is 1 known substitute for MIL-R-900F: QAP-00452. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-R-900F?
MIL-R-900F is cataloged in the U.S. Government catalog under NSN 5330-00-003-9354. This indicates validated use in U.S. government and defense supply chains.
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