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51431B — GEAR QUADRANT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

51431B: GEAR QUADRANT.

The GEAR QUADRANT is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: STEEL,MIL-S-15083,13.0469 IN.O/A LG,6.250 IN.OD,6.000 IN.PITCH DIA,20 DEG PRESSURE ANGLE,8 DIAMETRAL PITCH IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-417-1822, 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
51431B
NSN: 5330-00-417-1822
NIINs: 004171822, 006100307
FSC: 5330 — Packing and Gasket Materials
CAGE: 7PZX0 — FAIRBANKS MORSE, LLC (USA)
SPECIFICATIONS
general_characteristics_item_descriptionSTEEL,MIL-S-15083,13.0469 IN.O/A LG,6.250 IN.OD,6.000 IN.PITCH DIA,20 DEG PRESSURE ANGLE,8 DIAMETRAL PITCH IN
NSN5330-00-417-1822
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 51431B 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
SUBSTITUTES & CROSS-REFERENCES 1
14N504PC35Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 51431B?
51431B is a GEAR QUADRANT.
What parts can replace 51431B?
There is 1 known substitute for 51431B: 14N504PC35. Substitute compatibility should be verified for your specific system.
What is the NSN for 51431B?
51431B is cataloged in the U.S. Government catalog under NSN 5330-00-417-1822. This indicates validated use in U.S. government and defense supply chains.
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