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431513R1 — BRACKET,ACCESSORY,DIESEL ENGINE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

431513R1: BRACKET,ACCESSORY,DIESEL ENGINE.

BRACKET,ACCESSORY,DIESEL ENGINE. Key specifications include general_characteristics_item_description: CAST IRON; 6.958 IN. LG; 3.900 IN.

W IN. This part is cataloged in the U.S. Government catalog under NSN 5340-00-174-3424, 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
431513R1
NSN: 5340-00-174-3424
FSC: 5340 — Hardware, Commercial
CAGE: 92679 — NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ (USA)
SPECIFICATIONS
general_characteristics_item_descriptionCAST IRON; 6.958 IN. LG; 3.900 IN. W IN
NSN5340-00-174-3424
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 431513R1 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: CAST IRON; 6.958 IN. LG; 3.900 IN. W IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCAST IRON; 6.958 IN. LG; 3.900 IN. W IN
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 431513R1?
431513R1 is a BRACKET,ACCESSORY,DIESEL ENGINE.
What is the NSN for 431513R1?
431513R1 is cataloged in the U.S. Government catalog under NSN 5340-00-174-3424. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.