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1173LH ✓ 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 PLUNGER,BRAKE SHOE ACTUATING is a the manufacturer industrial component. Key specifications include special_features: WEAPON SYSTEM ESSENTIAL, end_item_identification: TRUCK, 5-TON M939 SERIES, criticality_code_justification: FEAT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-01-063-1305, 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
1173LH
NSN: 2530-01-063-1305
FSC: 2530
CAGE: 78500 — MERITOR HEAVY VEHICLE SYSTEMS, LLC (USA)
SPECIFICATIONS
special_featuresWEAPON SYSTEM ESSENTIAL
end_item_identificationTRUCK, 5-TON M939 SERIES
criticality_code_justificationFEAT
general_characteristics_item_descriptionSTEEL,0.356 IN. W BY 0.340 IN. DEEP SOT ON BRAKE SHOE END,WEDGE SHAPE SLOT ON OTHER END,1.375 IN. O.D.,2.875 IN. O/A LG IN
NSN2530-01-063-1305
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PLUNGER,BRAKE SHOE ACTUATING TITLE COMPONENT PN 1173LH MFR PLUNGER,BRAKE SHOE ACT
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL,0.356 IN. W BY 0.340 IN. DEEP SOT ON BRAKE SHOE END,WEDGE SHAPE SLOT ON OTHER END,1.375 IN. O.D.,2.875 IN. O/A LG IN
TECHNICAL CHARACTERISTICS (FLIS)
CRITICALITY CODE JUSTIFICATIONFEAT
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL,0.356 IN. W BY 0.340 IN. DEEP SOT ON BRAKE SHOE END,WEDGE SHAPE SLOT ON OTHER END,1.375 IN. O.D.,2.875 IN. O/A LG IN
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
END ITEM IDENTIFICATIONTRUCK, 5-TON M939 SERIES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
AS954 TY2CL4STCInterchangeable
interchangeable cross-reference
interchangeable
GGG-W-636Interchangeable
interchangeable cross-reference
interchangeable
B107.6 TY1Interchangeable
interchangeable cross-reference
interchangeable
GGG-R-791 TY3CL2Interchangeable
interchangeable cross-reference
interchangeable
7036Interchangeable
interchangeable cross-reference
interchangeable
1173Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1173LH?
1173LH is a PLUNGER,BRAKE SHOE ACTUATING.
What parts can replace 1173LH?
There are 22 known substitutes for 1173LH: AS954 TY2CL4STC, GGG-W-636, B107.6 TY1 and 19 more. Substitute compatibility should be verified for your specific system.
Is 1173LH still available?
1173LH 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