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Technical Data Sheet
C1927A3A1A ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PADLOCK is a the manufacturer industrial component. Key specifications include construction: SOLID OR LAMINATED, overall_width: 1.750 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN, overall_height: 2.500 INCHES NOMINAL IN, shackle_diameter: 0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, special_features: CID A-A-1927 TYPE 1, key_change_quantity: 1800. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-664-1324, 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
C1927A3A1A
NSN: 5340-00-664-1324
FSC: 5340
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
constructionSOLID OR LAMINATED
overall_width1.750 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN
overall_height2.500 INCHES NOMINAL IN
shackle_diameter0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
special_featuresCID A-A-1927 TYPE 1
key_change_quantity1800
operating_mechanism_typePIN TUMBLER
NSN5340-00-664-1324
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C1927A3A1A 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
CONSTRUCTION: SOLID OR LAMINATED
OPERATING MECHANISM TYPE: PIN TUMBLER
SHACKLE DIAMETER: 0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
KEY CHANGE QUANTITY: 1800
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT2.500 INCHES NOMINAL IN
CONSTRUCTIONSOLID OR LAMINATED
OPERATING MECHANISM TYPEPIN TUMBLER
SHACKLE DIAMETER0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
KEY CHANGE QUANTITY1800
SPECIAL FEATURESCID A-A-1927 TYPE 1
OVERALL WIDTH1.750 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
178AUpgraded Successor
successor cross-reference
successor
FFP101Upgraded Successor
successor cross-reference
successor
AA59486-1IB30151005Upgraded Successor
successor cross-reference
successor
MILP17802Upgraded Successor
successor cross-reference
successor
A-A-1927Upgraded Successor
successor cross-reference
successor
21B772Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C1927A3A1A?
C1927A3A1A is a PADLOCK.
What parts can replace C1927A3A1A?
There are 18 known substitutes for C1927A3A1A: 178A, FFP101, AA59486-1IB30151005 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C1927A3A1A?
C1927A3A1A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-664-1324. This indicates validated use in U.S. government and defense supply chains.
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