PartsTable
Technical Data Sheet
7521830 ✓ Verified by PartsTable
· 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 BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER, hole_depth: 0.875 INCHES NOMINAL IN, shank_length: 1.562 INCHES NOMINAL IN, hole_diameter: 1.000 INCHES NOMINAL IN, overall_height: 2.250 INCHES NOMINAL IN, shank_diameter: 2.125 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-752-1830, 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
7521830
NSN: 5340-00-752-1830
FSC: 5340
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialRUBBER
hole_depth0.875 INCHES NOMINAL IN
shank_length1.562 INCHES NOMINAL IN
hole_diameter1.000 INCHES NOMINAL IN
overall_height2.250 INCHES NOMINAL IN
shank_diameter2.125 INCHES NOMINAL IN
style_designatorRECESSED FLANGE ROUND SHANK
outside/top_flange_diameter2.562 INCHES NOMINAL IN
material_document_and_classificationDIAMOND REO TRUCK CO, CAGE 50513; CORDUROY RUBBER 1713 MFR REF SINGLE MATERIAL RESPONSE
NSN5340-00-752-1830
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7521830 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
HOLE DIAMETER: 1.000 INCHES NOMINAL IN
SHANK LENGTH: 1.562 INCHES NOMINAL IN
STYLE DESIGNATOR: RECESSED FLANGE ROUND SHANK
MATERIAL DOCUMENT AND CLASSIFICATION: DIAMOND REO TRUCK CO, CAGE 50513; CORDUROY RUBBER 1713 MFR REF SINGLE MATERIAL RESPONSE
HOLE DEPTH: 0.875 INCHES NOMINAL IN
MATERIAL: RUBBER
OUTSIDE/TOP FLANGE DIAMETER: 2.562 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER1.000 INCHES NOMINAL IN
OVERALL HEIGHT2.250 INCHES NOMINAL IN
SHANK LENGTH1.562 INCHES NOMINAL IN
STYLE DESIGNATORRECESSED FLANGE ROUND SHANK
MATERIAL DOCUMENT AND CLASSIFICATIONDIAMOND REO TRUCK CO, CAGE 50513; CORDUROY RUBBER 1713 MFR REF SINGLE MATERIAL RESPONSE
HOLE DEPTH0.875 INCHES NOMINAL IN
MATERIALRUBBER
OUTSIDE/TOP FLANGE DIAMETER2.562 INCHES NOMINAL IN
SHANK DIAMETER2.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
N1705 GGUpgraded Successor
successor cross-reference
successor
1713Upgraded Successor
successor cross-reference
successor
6515NCM050311Upgraded Successor
successor cross-reference
successor
0C230Interchangeable
interchangeable cross-reference
interchangeable
31077Interchangeable
interchangeable cross-reference
interchangeable
QD604AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7521830?
7521830 is a BUMPER.
What parts can replace 7521830?
There are 19 known substitutes for 7521830: N1705 GG, 1713, 6515NCM050311 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7521830?
7521830 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-752-1830. This indicates validated use in U.S. government and defense supply chains.
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