PartsTable
Technical Data Sheet
X571DL ✓ 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 LOCK SET,MORTISE is a the manufacturer industrial component. Key specifications include shape: ROUND CASE, width: 1.125 INCHES NOMINAL IN, length: 2.250 INCHES NOMINAL IN, material: ALUMINUM KNOB, bolt_type: REVERSE BEVEL, thickness: 1.375 INCHES NOMINAL OVERALL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-847-2605, 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
X571DL
NSN: 5340-00-847-2605
FSC: 5340
CAGE: 10087 — NI INDUSTRIES INC WEISER LOCK DIV (USA)
SPECIFICATIONS
shapeROUND CASE
width1.125 INCHES NOMINAL IN
length2.250 INCHES NOMINAL IN
materialALUMINUM KNOB
bolt_typeREVERSE BEVEL
thickness1.375 INCHES NOMINAL OVERALL IN
face_shapeBEVELED
knob_shapeROUND
design_typeLATCH BOLT
knob_quantity2
operation_methodOUTSIDE TURN KNOB AND OUTSIDE KEY AND PUSH BUTTON LATCH BOLT
special_featuresSTRIKE PLATE SHALL HAVE ROUNDED CORNERS,EXCLUSIVE OF LIP
NSN5340-00-847-2605
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: X571DL 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
THICKNESS: 1.375 INCHES NOMINAL OVERALL IN
SURFACE TREATMENT: PASSIVATE CASE
LOCKING MECHANISM TYPE: PIN TUMBLER
DESIGN TYPE: LATCH BOLT
KNOB QUANTITY: 2
FACE SHAPE: BEVELED
TECHNICAL CHARACTERISTICS (FLIS)
THICKNESS1.375 INCHES NOMINAL OVERALL IN
SURFACE TREATMENTPASSIVATE CASE
SURFACE TREATMENTANODIZE KNOB
THICKNESS2.750 INCHES NOMINAL BACKSET IN
LOCKING MECHANISM TYPEPIN TUMBLER
DESIGN TYPELATCH BOLT
KNOB QUANTITY2
FACE SHAPEBEVELED
END ITEM IDENTIFICATIONLOGISTICS SUPPORT VESSEL
NONDEFINITIVE SPEC/STD DATA161 SERIES AND 1617-4 SET
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
ANSI A156.2 FUNCTION F88 GRADE 1Interchangeable
interchangeable cross-reference
interchangeable
BHMA-A156.2Interchangeable
interchangeable cross-reference
interchangeable
BHMA-A156.2 F88 GRADE 1Interchangeable
interchangeable cross-reference
interchangeable
BHMA-A156.2 F76A GRADE 2Interchangeable
interchangeable cross-reference
interchangeable
ANSI A156.2 FUNCTION F76 GRADE 2Interchangeable
interchangeable cross-reference
interchangeable
ANSI/BHMA A156.2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is X571DL?
X571DL is a LOCK SET,MORTISE.
What parts can replace X571DL?
There are 22 known substitutes for X571DL: ANSI A156.2 FUNCTION F88 GRADE 1, BHMA-A156.2, BHMA-A156.2 F88 GRADE 1 and 19 more. Substitute compatibility should be verified for your specific system.
Is X571DL still available?
X571DL is currently cancelled.
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