Part Number
Rod End Roller Bearing · OEM / vendor part number · NSN 3110-00-151-5153
| Part number | SM4-6T1-511 |
|---|---|
| Specification family | OEM / vendor part number |
| Item name | Rod End Roller Bearing |
| Alternate references | MIL-S-7742; BACB10C55H; SM4-6T-4; MR4H |
| Unit of issue | EA |
| Cross-referenced NSN | 3110-00-151-5153 |
| Federal Supply Class (FSC) | 3110 — Bearings, Antifriction, Unmounted |
| Unit price (USD) | $788.54 |
| Country of origin | Türkiye (Turkey) |
| Lead time | Within 90 days of order |
| Minimum order | May apply — confirm on quote |
| Documentation | Source documentation provided on all orders |
Characteristics decoded from the federal cataloging record for this rod end roller bearing. Confirm controlling dimensions against your drawing or standard sheet before ordering.
| Material | Plastic Tetrafluoroethylene Seal And Glass Fiber Seal |
|---|---|
| Material | Steel Comp 4815 Outer Ring |
| Material | Steel Comp 4815 Rod End Body |
| Material | Steel Comp E52100 Roller |
| Material | Steel Comp E52100 Inner Ring |
| Overall Length | 2.3800 Inches Nominal |
| Surface Treatment | Cadmium All External/Exposed Metal Surfaces |
| Thread Class | 3A |
Rolling-element bearings including ball, roller, needle, and tapered roller bearings that support rotating shafts with minimal friction.
Reading the part number. SM4-6T1-511 is a vendor part number for this rod end roller bearing. If your documentation lists a different reference for the same item, include it on the quote and we will confirm the cross-reference.
Price in context. Across the 54 items we currently stock in FSC 3110 (Bearings, Antifriction, Unmounted), published unit prices run from $10.52 to $3,504.60. At $788.54, this item sits well above the class median of $105.14 — typical of assemblies and higher-value line items in this class.
Stock activity. This item has appeared 2 times in our supplier stock feed, most recently listed 2026-08-19, with a lot quantity of 11 units. Listing activity is a practical signal of ongoing availability; confirm current stock and firm pricing on your quote.
Who orders SM4-6T1-511. Aircraft owners and MRO shops replacing standard hardware, machine shops and OEMs filling a bill of materials, and government contractors sourcing against NSN 3110-00-151-5153. You can order by part number or by stock number — it is the same item, the same published price, and the same quote form.
Applicable standards. ABEC/ISO 492 tolerance classes, AFBMA/ANSI standards.
Need this part modified, or a similar part made to your print? See our U.S.-based CNC machining services and aerospace machining capability.
Country of origin: Türkiye (Turkey). Turkey is a NATO ally and a normal-trade-relations partner of the United States, and Turkish-origin end items are eligible for a wide range of U.S. federal and DLA procurements.
TAA note: Turkey is not a Trade Agreements Act (TAA) designated country, so these items are generally not eligible for TAA-covered solicitations. They are offerable under the Buy American Act and many non-TAA DLA buys. Buyers are responsible for confirming the origin requirements of their specific solicitation.
Full country-of-origin and source documentation is provided with every order. Fulfillment within 90 days of order. Minimum order may apply.
Items are supplied as stock mil-spec / commercial hardware with source documentation and country-of-origin paperwork on every order. Parts are not supplied with an FAA Form 8130-3 airworthiness tag unless expressly stated on the quote. Buyers installing hardware on certificated aircraft are responsible for acceptance under their own maintenance program, repair station procedures, or owner/operator authority.
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