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1389A1 — LOCK SET,MORTISE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1389A1: LOCK SET,MORTISE.

The LOCK SET,MORTISE is a the manufacturer industrial component. Key specifications include knob_shape: ROUND, design_type: DEAD BOLT AND LATCH BOLT, features_provided: KEY AND KNOB HANDLE AND STRIKE, locking_mechanism_type: TURN KEY AND TURN KNOB. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-247-9648, 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
1389A1
NSN: 5340-01-247-9648
FSC: 5340 — Hardware, Commercial
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
knob_shapeROUND
design_typeDEAD BOLT AND LATCH BOLT
knob_quantity2
features_providedKEY AND KNOB HANDLE AND STRIKE
locking_mechanism_typeTURN KEY AND TURN KNOB
NSN5340-01-247-9648
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1389A1 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
•
LOCKING MECHANISM TYPE: TURN KEY AND TURN KNOB
•
DESIGN TYPE: DEAD BOLT AND LATCH BOLT
•
FEATURES PROVIDED: KEY AND KNOB HANDLE AND STRIKE
•
KNOB SHAPE: ROUND
•
KNOB QUANTITY: 2
TECHNICAL CHARACTERISTICS
LOCKING MECHANISM TYPETURN KEY AND TURN KNOB
DESIGN TYPEDEAD BOLT AND LATCH BOLT
FEATURES PROVIDEDKEY AND KNOB HANDLE AND STRIKE
KNOB SHAPEROUND
KNOB QUANTITY2
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 1
ANSI A156.13 F04 GRADE 1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 1389A1?
1389A1 is a LOCK SET,MORTISE.
What parts can replace 1389A1?
There is 1 known substitute for 1389A1: ANSI A156.13 F04 GRADE 1. Substitute compatibility should be verified for your specific system.
What is the NSN for 1389A1?
1389A1 is cataloged in the U.S. Government catalog under NSN 5340-01-247-9648. 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.