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6121KA — PADLOCK SET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6121KA: PADLOCK SET.

The PADLOCK SET is a the manufacturer industrial component. Key specifications include construction: LAMINATED, shackle_diameter: 0.312 INCHES NOMINAL IN, special_features: COMES WITH 2 KEYS PER LOCK., shackle_clearance: 1.125 INCHES NOMINAL IN, end_item_identification: 4940-01-445-0086, operating_mechanism_type: PIN TUMBLER. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-499-8438, 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
6121KA
NSN: 5340-01-499-8438
FSC: 5340 — Hardware, Commercial
CAGE: 38797 — MASTER LOCK COMPANY LLC (USA)
SPECIFICATIONS
constructionLAMINATED
shackle_diameter0.312 INCHES NOMINAL IN
special_featuresCOMES WITH 2 KEYS PER LOCK.
shackle_clearance1.125 INCHES NOMINAL IN
end_item_identification4940-01-445-0086
operating_mechanism_typePIN TUMBLER
NSN5340-01-499-8438
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6121KA 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
•
SHACKLE CLEARANCE: 1.125 INCHES NOMINAL IN
•
OPERATING MECHANISM TYPE: PIN TUMBLER
•
SHACKLE DIAMETER: 0.312 INCHES NOMINAL IN
•
CONSTRUCTION: LAMINATED
TECHNICAL CHARACTERISTICS
SHACKLE CLEARANCE1.125 INCHES NOMINAL IN
OPERATING MECHANISM TYPEPIN TUMBLER
SPECIAL FEATURESCOMES WITH 2 KEYS PER LOCK.
END ITEM IDENTIFICATION4940-01-445-0086
SHACKLE DIAMETER0.312 INCHES NOMINAL IN
CONSTRUCTIONLAMINATED
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 6121KA?
6121KA is a PADLOCK SET.
What is the NSN for 6121KA?
6121KA is cataloged in the U.S. Government catalog under NSN 5340-01-499-8438. 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.