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12625A25 — HOLDER,KEY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12625A25: HOLDER,KEY.

The HOLDER,KEY is a the manufacturer industrial component. Key specifications include diameter: 1.625 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, style_designator: RING, end_item_identification: FIGHTER AIRCRAFT-FIRST (F18 E/F), criticality_code_justification: AGAV. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-503-3122, 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
12625A25
NSN: 5340-01-503-3122
FSC: 5340 — Hardware, Commercial
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
diameter1.625 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
style_designatorRING
end_item_identificationFIGHTER AIRCRAFT-FIRST (F18 E/F)
criticality_code_justificationAGAV
NSN5340-01-503-3122
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12625A25 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
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
STYLE DESIGNATOR: RING
•
DIAMETER: 1.625 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONAGAV
STYLE DESIGNATORRING
DIAMETER1.625 INCHES NOMINAL IN
END ITEM IDENTIFICATIONFIGHTER AIRCRAFT-FIRST (F18 E/F)
MATERIALSTEEL CORROSION RESISTING OVERALL
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 12625A25?
12625A25 is a HOLDER,KEY.
What is the NSN for 12625A25?
12625A25 is cataloged in the U.S. Government catalog under NSN 5340-01-503-3122. 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.