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Truth Hardware 31761 / 11576 10-Inch Heavy-Duty Stainless 4-Bar Casement & Awning Hinge Pair Engineering Diagram
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SPECFOUNDRY SKU: SF-WIN-105 · BRAND REF: Truth / Marvin / Peachtree

Truth Hardware 31761 / 11576 10-Inch Heavy-Duty Stainless 4-Bar Casement & Awning Hinge Pair

Stamped Casting / OEM Numbers: 31761 11576 36-083 PT-ARIEL-TR 14.05 30452

Compatible Units: Truth 14-Series Casement & Awning Windows, Peachtree Ariel, Hurd, Windsor, and Coastal Impact Casements

Critical Dimensions & Spec: 10" (254mm) 300-Series stainless steel track; 7/16" stack height; brass slide shoe with adjustable friction screw

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Pre-Order Dimensional Verification Checklist

OEM Cross-Reference & Stamped Casting Number Table

Use this cross-reference table to confirm that the number stamped or printed on your original hardware or circuit board corresponds to SpecFoundry SKU SF-WIN-105:

Stamped / OEM Part Number Manufacturer / System Brand Compatible Models & Years SpecFoundry Replacement SKU
31761Truth / Marvin / PeachtreeTruth 14-Series Casement & Awning Windows, Peachtree Ariel, Hurd, Windsor, and Coastal Impact CasementsDirect Match (SF-WIN-105)
11576Truth / Marvin / PeachtreeTruth 14-Series Casement & Awning Windows, Peachtree Ariel, Hurd, Windsor, and Coastal Impact CasementsDirect Match (SF-WIN-105)
36-083Truth / Marvin / PeachtreeTruth 14-Series Casement & Awning Windows, Peachtree Ariel, Hurd, Windsor, and Coastal Impact CasementsDirect Match (SF-WIN-105)
PT-ARIEL-TRTruth / Marvin / PeachtreeTruth 14-Series Casement & Awning Windows, Peachtree Ariel, Hurd, Windsor, and Coastal Impact CasementsDirect Match (SF-WIN-105)
14.05Truth / Marvin / PeachtreeTruth 14-Series Casement & Awning Windows, Peachtree Ariel, Hurd, Windsor, and Coastal Impact CasementsDirect Match (SF-WIN-105)
30452Truth / Marvin / PeachtreeTruth 14-Series Casement & Awning Windows, Peachtree Ariel, Hurd, Windsor, and Coastal Impact CasementsDirect Match (SF-WIN-105)

Common Failure Symptoms Solved by SF-WIN-105

Technicians and property owners typically replace 31761 when experiencing one or more of the following failure modes:

  • Casement sash sags on hinge side and scrapes bottom frame
  • Rusted carbon-steel 4-bar hinge snapped at pivot rivet
  • Top of casement window pops out of alignment when cranked open

Step-by-Step Dimensional Verification & Installation Notes

Support window sash with a helper, unscrew sash bar and frame track screws, install both top and bottom 10-inch stainless hinges as a matched pair, and adjust brass shoe eccentric for square reveal.

Related Technical Guide: Truth Hardware Casement Window Operator Stamped Casting Number Identification Guide →

Frequently Asked Technical Questions (31761)

Where is the casting or OEM part number (31761 / 11576 / 36-083) stamped on this part?

On Truth / Marvin / Peachtree assemblies, look for the stamped or die-cast numbers (31761, 11576, 36-083, PT-ARIEL-TR, 14.05, 30452) on the underside of the metal housing, along the link arm, on the stainless hinge track, or printed on the circuit board/valve label. Note that casting numbers identify the housing casting, so always confirm critical dimensions (10" (254mm) 300-Series stainless steel track; 7/16" stack height; brass slide shoe with adjustable friction screw) as well.

Does SpecFoundry SKU SF-WIN-105 directly replace OEM part 31761 (31761, 11576, 36-083, PT-ARIEL-TR, 14.05, 30452)?

Yes. SF-WIN-105 is verified to match the mounting footprint, electrical/mechanical ratings, and dimensional envelope of Truth / Marvin / Peachtree 31761, 11576, 36-083, PT-ARIEL-TR, 14.05, 30452 used on Truth 14-Series Casement & Awning Windows, Peachtree Ariel, Hurd, Windsor, and Coastal Impact Casements.

What measurements should I verify before ordering SF-WIN-105?

Before ordering, verify: (1) Stamped or OEM code matches one of 31761, 11576, 36-083, PT-ARIEL-TR, 14.05, 30452; (2) Dimensional spec matches: 10" (254mm) 300-Series stainless steel track; 7/16" stack height; brass slide shoe with adjustable friction screw; and (3) Application matches: Truth 14-Series Casement & Awning Windows, Peachtree Ariel, Hurd, Windsor, and Coastal Impact Casements.

How fast does SF-WIN-105 ship and what payment methods are accepted?

SF-WIN-105 ships within 1–2 business days from our US warehouse network. Flat-rate US Ground shipping is $8.95, or FREE on orders of $150+. You can check out online immediately via PayPal, Venmo, Credit/Debit Card, or request an Instant Card Payment Link / Net-30 Commercial PO Invoice.

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