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Technical Data Sheet
A-A-1927 ✓ 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 chain_length: 9.000 INCHES NOMINAL IN, 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. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-292-0904, 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
A-A-1927
NSN: 5340-00-292-0904
FSC: 5340
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
chain_length9.000 INCHES NOMINAL IN
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
NSN5340-00-292-0904
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A-A-1927 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
SURFACE TREATMENT: LACQUER OVERALL
NONDEFINITIVE SPEC/STD DATA: 1 GRADE OR A STYLE OR 1 CLASS OR B TYPE OR 1-1/2 IN. SIZE IN
SHACKLE CLEARANCE: 0.688 INCHES MINIMUM AND 1.188 INCHES MAXIMUM IN
PADLOCK QUANTITY PER GROUP: 10 AND 15 AND 5
CHAIN LENGTH: 9.000 INCHES NOMINAL IN
INDIVIDUAL GROUP KEYING TYPE: INDIVIDUALLY KEYED
SHACKLE DIAMETER: 0.241 INCHES MINIMUM AND 0.321 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH1.500 INCHES NOMINAL IN
SURFACE TREATMENTLACQUER OVERALL
NONDEFINITIVE SPEC/STD DATA1 GRADE OR A STYLE OR 1 CLASS OR B TYPE OR 1-1/2 IN. SIZE IN
SHACKLE CLEARANCE0.688 INCHES MINIMUM AND 1.188 INCHES MAXIMUM IN
PADLOCK QUANTITY PER GROUP10 AND 15 AND 5
CHAIN LENGTH9.000 INCHES NOMINAL IN
INDIVIDUAL GROUP KEYING TYPEINDIVIDUALLY KEYED
SHACKLE DIAMETER0.241 INCHES MINIMUM AND 0.321 INCHES MAXIMUM IN
OPERATING MECHANISM TYPEPIN TUMBLER WITH DEAD BOLT LOCKING CONSTRUCTION
CONSTRUCTIONLAMINATED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
MDL200DCW-CHAINUpgraded Successor
successor cross-reference
successor
A-A-1927 TY1Upgraded Successor
successor cross-reference
successor
A-A-1927Upgraded Successor
successor cross-reference
successor
FF-P-101Upgraded Successor
successor cross-reference
successor
MDL200DCUpgraded Successor
successor cross-reference
successor
MIL-P-17802Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-A-1927?
A-A-1927 is a PADLOCK.
What parts can replace A-A-1927?
There are 18 known substitutes for A-A-1927: MDL200DCW-CHAIN, A-A-1927 TY1, A-A-1927 and 15 more. Substitute compatibility should be verified for your specific system.
Is A-A-1927 still available?
A-A-1927 is currently cancelled.
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