Back-up Ring

• Weight: 0.002 kg

Compatible equipment

This part fits CASE CRAWLER EXCAVATOR, CASE CRUZ-AIR WHEELED EXCAVATOR, DROTT CRAWLER EXCAVATOR, KIT PUMP MOUNTING W/LOADER FOR FMD FPM FSM TRACTORS, KIT HYDRAULIC USED W/LOADER ON FMD FPM FSM TRACTORS, CASE UNI-LOADER SKID STEER LOADER (AFTER S/N JAF0069386), CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA), DROTT SERIES-D CRAWLER EXCAVATOR (S/N 6266131 & AFTER), CASE TRENCHER, DROTT SERIES-D CRAWLER EXCAVATOR (S/N 6270716 & AFTER), DROTT SERIES-E CRAWLER EXCAVATOR (S/N 6271140 & AFTER), CASE SKID STEER LOADER, SKID STEER - 410 NA BSN N7M480924 410 EU BSN N7M468736, SKID STEER - SERIES 3 410 NA ASN N7M480924 410 EU ASN N7M468736, SKID STEER - 420NA BSN N7M466710 420EU BSN N8M466713, SKID STEER - TIER 3 420NA N7M466710 420EU ASN N8M466713, COMPACT TRACK LOADER - BSN N7M455401, COMPACT TRACK LOADER - SERIES 3 ASN N7M455401, SKID STEER - SERIES 3 ASN 430 NA N7M479683 430 EU N7M479546, SKID STEER BSN 430 NA N7M479683 430 EU N7M479546, SKID STEER - BSN N7M425032, SKID STEER - TIER 3 ASN N7M425032, SKID STEER - 440 NA BSN N8M474469 440 EU BSN N8M407542, SKID STEER - SERIES 3 440 NA ASN N8M474469 440 EU ASN N8M407542, COMPACT TRACK LOADER - BSN N7M483467, SKID STEER - BSN N7M454787, SKID STEER - TIER 3 ASN N7M454787, COMPACT TRACK LOADER - BSN N8M458846, COMPACT TRACK LOADER - TIER 3 ASN N8M458846, SKID STEER TIER 2 P.I.N. N7M458414 & PRIOR, SKID STEER TIER 3 P.I.N. N7M464019 & AFTER, COMPACT TRACK LOADER - BSN N7M464019, SKID STEER - TIER 3 ASN N7M452623, SKID STEER BSN N7M452623, CASE CONSTRUCTION KING LOADER BACKHOE, CASE SERIES-E CRAWLER EXCAVATOR (S/N 6280543 & AFTER), DROTT SERIES-D CRAWLER EXCAVATOR (S/N 6279926 & AFTER), LOADER LANDSCAPER, LOADER BACKHOE (NORTH AMERICA), SERIES 2 LOADER BACKHOE - ASN JJG0239360, CASE SUPER-D CONSTRUCTION KING LOADER BACKHOE, CASE SUPER-E CONSTRUCTION KING LOADER BACKHOE, CASE CONSTRUCTION KING FORKLIFT, CASE SKID STEER LOADER - ASN JAF0318922 (NA) JAF0352169 (EU), GRAIN DRYING BIN, CASE TURBO TRENCHER, TRENCHER SUPPLEMENT (NORTH AMERICAN HOMOLOGATION), CASE SKID STEER LOADER - ASN JAF0320050 (NA) JAF0274262 (EU), CASE SKID STEER LOADER - ASN JAF0311357 (NA) JAF0274360 (EU), CASE CRAWLER EXCAVATOR (S/N 6203751 & AFTER), COMPACT TRACK LOADER P.I.N. N8M469897 & PRIOR - NA, COMPACT TRACK LOADER P.I.N. N8M469898 & AFTER (NA), COMPACT TRACK LOADER P.I.N. N7M457281 & PRIOR, COMPACT TRACK LOADER P.I.N. N7M457282 & AFTER, COMPACT TRACK LOADER, COMPACT TRACK LOADER - NRC, COMPACT TRACK LOADER - TIER 4B, COMPACT TRACK LOADER - TIER 4A, COMPACT TRACK LOADER - TIER 4B-C, COMPACT TRACK LOADER - TIER 3 - ROW, COMPACT TRACK LOADER - TIER 4F - NA, MAXI-SNEAKER CABLE LAYER, SERIES-B MAXI-SNEAKER CABLE LAYER, SKID STEER - P.I.N. N8M464425 & PRIOR - NA, SKID STEER LOADER - 1 SPEED P.I.N. N8M464428 & AFTER (NA), SKID STEER LOADER - 2 SPEED P.I.N. N8M464426 & AFTER (NA), SKID STEER LOADER (NA), SKID STEER LOADER - 1 SPEED (NA) P.I.N. N8M465249 & AFTER, SKID STEER LOADER - 2 SPEED (NA) P.I.N. N8M465247 & AFTER, SKID STEER LOADER P.I.N. N7M459486 & PRIOR, SKID STEER LOADER P.I.N. N7M459487 & AFTER, SKID STEER LOADER - TIER 4B, SKID STEER LOADER, SKID STEER LOADER - NRC, SKID STEER LOADER - TIER 4A, SKID STEER LOADER - TIER 4B-C, SKID STEER LOADER - TIER 4F - NA, SKID STEER LOADER - TIER 3 - ROW, SKID STEER LOADER - NA, SKID STEER LOADER TIER 4, CASE FORKLIFT, CASE WHEEL LOADER including models 1080, 1080B, 1085B, 1085C, 1086B, 120, 1280, 1280B, 1285, 1286, 1818, 1835C, 1840, 1845C, 35, 360, 40, 40XT, 410, 420, 420CT, 430, 435, 440, 440CT.

Frequently asked questions

What is the part number?

The manufacturer part number is S99877.

Is this a genuine OEM part?

Yes. Southeastern Equipment stocks OEM and quality aftermarket parts for heavy equipment. Contact us if you need a specific OEM source or aftermarket option.

Will this fit my machine?

See the compatible equipment list above. If your model is not listed, call us with your machine's serial number and we can confirm.

Where does this ship from?

Southeastern Equipment Company ships parts nationwide from our US warehouse. Orders placed before 2 PM ET typically ship same day.

Free pickup at any of our 17 branches across Ohio, Indiana, Michigan, and Kentucky. Select your preferred branch at checkout.

30-day no-fault returns. Bought the wrong part? Send it back for a full refund — no restocking fees, no minimums.