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12509943 — RUNNER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12509943: RUNNER.

The RUNNER is a the manufacturer industrial component. Key specifications include material: STEEL, overall_width: 2.69 INCHES MINIMUM AND 2.81 INCHES MAXIMUM IN, overall_length: 63.88 INCHES MINIMUM AND 64.12 INCHES MAXIMUM IN, end_item_identification: 2350-01-390-4683, part_name_assigned_by_controlling_agency: GUIDE,LOWER. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-610-1513, 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
12509943
NSN: 5340-01-610-1513
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL
overall_width2.69 INCHES MINIMUM AND 2.81 INCHES MAXIMUM IN
overall_length63.88 INCHES MINIMUM AND 64.12 INCHES MAXIMUM IN
end_item_identification2350-01-390-4683
part_name_assigned_by_controlling_agencyGUIDE,LOWER
NSN5340-01-610-1513
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12509943 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
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OVERALL LENGTH63.88 INCHES MINIMUM AND 64.12 INCHES MAXIMUM IN
OVERALL WIDTH2.69 INCHES MINIMUM AND 2.81 INCHES MAXIMUM IN
SPECIAL FEATURESMATERIAL OPTIONS ARE STEEL CASTING GRADE 70-36 OR 70-40,CL 2 IAW ASTM A27,CARBON STEEL GRADE 1020 IAW ASTM A827 OR CARBON STEEL IAW ASTM A36;WELDS ARE IAW DRAWING 12479550 GROUND COMBAT VEHICLE WELDING CODE - STEEL,CRITICAL;FINAL PROTECTIVE FINISH PER 12369003;SEE DRAWING FOR ADDITIONAL INFORMATION
PART NAME ASSIGNED BY CONTROLLING AGENCYGUIDE,LOWER
END ITEM IDENTIFICATION2350-01-390-4683
MATERIALSTEEL
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

No substitute or cross-reference records for this part.

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 12509943?
12509943 is a RUNNER.
What is the NSN for 12509943?
12509943 is cataloged in the U.S. Government catalog under NSN 5340-01-610-1513. This indicates validated use in U.S. government and defense supply chains.
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