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777.24.012 — KEY,LOCK

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

777.24.012: KEY,LOCK.

The KEY,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OVERALL, surface_treatment: LUBRICANT OVERALL, end_item_identification: LW 155MM M777 HOWITZER MM, material_document_and_classification: FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-527-9725, 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
777.24.012
NSN: 5340-01-527-9725
FSC: 5340 — Hardware, Commercial
CAGE: A3QPJ
SPECIFICATIONS
materialSTEEL COMP 4340 OVERALL
surface_treatmentLUBRICANT OVERALL
end_item_identificationLW 155MM M777 HOWITZER MM
material_document_and_classificationFED-STD-66 FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN5340-01-527-9725
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 777.24.012 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 DOCUMENT AND CLASSIFICATION: FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT: LUBRICANT OVERALL
•
MATERIAL: STEEL COMP 4340 OVERALL
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONFED-STD-66 FED STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTLUBRICANT OVERALL
END ITEM IDENTIFICATIONLW 155MM M777 HOWITZER MM
MATERIALSTEEL COMP 4340 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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 777.24.012?
777.24.012 is a KEY,LOCK.
What is the NSN for 777.24.012?
777.24.012 is cataloged in the U.S. Government catalog under NSN 5340-01-527-9725. 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.