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PartsTable / COMPONENT / 4L440
4L440 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The HINGE BLOCK,BREECHBLOCK is a the manufacturer industrial component. Key specifications include material: FIBER AND RUBBER BODY, performance_type: STANDARD CAPACITY, style_designator: PLAIN, cross-sectional_size: 4L, strengthening_feature: FIBER CORD, nominal_effective_outside_length: 44.000 INCHES IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3030-00-180-2167, 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
4L440
NSN: 3030-00-180-2167
FSC: 3030
CAGE: 71176 — EMERSON ELECTRIC CO BROWNING MFG DIV (USA)
SPECIFICATIONS
materialFIBER AND RUBBER BODY
belt_quantity5
performance_typeSTANDARD CAPACITY
style_designatorPLAIN
cross-sectional_size4L
strengthening_featureFIBER CORD
nominal_effective_outside_length44.000 INCHES IN
NSN3030-00-180-2167
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HINGE BLOCK,BREECHBLOCK TITLE COMPONENT PN 4L440 MFR HINGE BLOCK,BREECHBLOC
KEY FEATURES
•
NOMINAL EFFECTIVE OUTSIDE LENGTH: 44.000 INCHES IN
•
MATERIAL: FIBER AND RUBBER BODY
•
BELT QUANTITY: 5
•
STYLE DESIGNATOR: PLAIN
•
PERFORMANCE TYPE: STANDARD CAPACITY
•
CROSS-SECTIONAL SIZE: 4L
•
STRENGTHENING FEATURE: FIBER CORD
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL EFFECTIVE OUTSIDE LENGTH44.000 INCHES IN
MATERIALFIBER AND RUBBER BODY
BELT QUANTITY5
STYLE DESIGNATORPLAIN
PERFORMANCE TYPESTANDARD CAPACITY
CROSS-SECTIONAL SIZE4L
STRENGTHENING FEATUREFIBER CORD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
S-12680Interchangeable
interchangeable cross-reference
interchangeable
4L440Interchangeable
interchangeable cross-reference
interchangeable
A52490-4L440Interchangeable
interchangeable cross-reference
interchangeable
4L440SET5Interchangeable
Same NIIN cross-reference
interchangeable
C4A69Interchangeable
Same NIIN cross-reference
interchangeable
4L440-5Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4L440?
4L440 is a HINGE BLOCK,BREECHBLOCK.
What parts can replace 4L440?
There are 8 known substitutes for 4L440: S-12680, 4L440, A52490-4L440 and 5 more. Substitute compatibility should be verified for your specific system.
Is 4L440 still available?
4L440 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026