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RA21237-2 — CUP,COMPRESSION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

RA21237-2: CUP,COMPRESSION.

The CUP,COMPRESSION is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, overall_length: 1.063 INCHES NOMINAL IN, overall_diameter: 7.063 INCHES NOMINAL IN, feather_edge_angle: 45.0 DEGREES NOMINAL, center_hole_diameter: 4.000 INCHES NOMINAL IN, recess_inside_diameter: 6.406 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-103-9291, 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
RA21237-2
NSN: 5340-00-103-9291
FSC: 5340 — Hardware, Commercial
CAGE: 13841 — TIFFIN PARTS, L.L.C. DIV SUBSIDIARY OF PETTIBONE CORP. (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
overall_length1.063 INCHES NOMINAL IN
overall_diameter7.063 INCHES NOMINAL IN
feather_edge_angle45.0 DEGREES NOMINAL
center_hole_diameter4.000 INCHES NOMINAL IN
recess_inside_diameter6.406 INCHES NOMINAL IN
base_material_thickness0.234 INCHES NOMINAL IN
recess_major_inside_diameter6.657 INCHES NOMINAL IN
NSN5340-00-103-9291
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: RA21237-2 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
•
FEATHER EDGE ANGLE: 45.0 DEGREES NOMINAL
•
OVERALL DIAMETER: 7.063 INCHES NOMINAL IN
•
RECESS MAJOR INSIDE DIAMETER: 6.657 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 4.000 INCHES NOMINAL IN
•
BASE MATERIAL THICKNESS: 0.234 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
RECESS INSIDE DIAMETER: 6.406 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FEATHER EDGE ANGLE45.0 DEGREES NOMINAL
OVERALL DIAMETER7.063 INCHES NOMINAL IN
OVERALL LENGTH1.063 INCHES NOMINAL IN
RECESS MAJOR INSIDE DIAMETER6.657 INCHES NOMINAL IN
CENTER HOLE DIAMETER4.000 INCHES NOMINAL IN
BASE MATERIAL THICKNESS0.234 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
RECESS INSIDE DIAMETER6.406 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
A24358-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RA21237-2?
RA21237-2 is a CUP,COMPRESSION.
What parts can replace RA21237-2?
There is 1 known substitute for RA21237-2: A24358-4. Substitute compatibility should be verified for your specific system.
What is the NSN for RA21237-2?
RA21237-2 is cataloged in the U.S. Government catalog under NSN 5340-00-103-9291. This indicates validated use in U.S. government and defense supply chains.
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