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91MAC1 ✓ 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 SPRING,HELICAL,EXTENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: MACHINE LOOP BOTH ENDS, design_type: CLOSED, hook_radius: 0.281 INCHES NOMINAL BOTH ENDS IN, load_rating: 50.00 POUNDS NOMINAL LBS, coil_quantity: 26. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-733-9948, 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
91MAC1
NSN: 5360-00-733-9948
FSC: 5360
CAGE: 556A6 — LINDE MATERIAL HANDLING NORTH AMERICA CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleMACHINE LOOP BOTH ENDS
design_typeCLOSED
hook_radius0.281 INCHES NOMINAL BOTH ENDS IN
load_rating50.00 POUNDS NOMINAL LBS
coil_quantity26
inside_diameter0.500 INCHES NOMINAL IN
style_designatorCYLINDRICAL
surface_treatmentPAINT OVERALL
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_length_under_load7.500 INCHES NOMINAL IN
spring_free_outside_diameter0.750 INCHES NOMINAL IN
NSN5360-00-733-9948
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,EXTENSION TITLE COMPONENT PN 91MAC1 MFR SPRING,HELICAL,EXTENSI
KEY FEATURES
•
LOAD RATING: 50.00 POUNDS NOMINAL LBS
•
HOOK RADIUS: 0.281 INCHES NOMINAL BOTH ENDS IN
•
SPRING FREE OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
DESIGN TYPE: CLOSED
•
SPRING LENGTH UNDER LOAD: 7.500 INCHES NOMINAL IN
•
END STYLE: MACHINE LOOP BOTH ENDS
•
MATERIAL: STEEL OVERALL
•
COIL QUANTITY: 26
TECHNICAL CHARACTERISTICS (FLIS)
LOAD RATING50.00 POUNDS NOMINAL LBS
HOOK RADIUS0.281 INCHES NOMINAL BOTH ENDS IN
SPRING FREE OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
DESIGN TYPECLOSED
SPRING LENGTH UNDER LOAD7.500 INCHES NOMINAL IN
END STYLEMACHINE LOOP BOTH ENDS
MATERIALSTEEL OVERALL
COIL QUANTITY26
SURFACE TREATMENTPAINT OVERALL
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
146043Interchangeable
interchangeable cross-reference
interchangeable
3067P1-501Interchangeable
interchangeable cross-reference
interchangeable
2758-R-18Interchangeable
Same NIIN cross-reference
interchangeable
9-188-100219Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 91MAC1?
91MAC1 is a SPRING,HELICAL,EXTENSION.
What parts can replace 91MAC1?
There are 4 known substitutes for 91MAC1: 146043, 3067P1-501, 2758-R-18 and 1 more. Substitute compatibility should be verified for your specific system.
Is 91MAC1 still available?
91MAC1 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