Answers · Updated 2026-10-30
What do lot charge, NRE, FOB, first article, ROM and blanket PO mean on a quote?
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A lot charge is a fee once per batch; NRE is one-time engineering or tooling cost; FOB says where the buyer takes ownership of the goods and the freight; a first article is a full inspection of the first part; a ROM is a rough, non-binding price; a blanket PO is one order released in installments. Each term below has a two-line definition and a number from an example: a $125 finisher lot charge is $5.00 a part on 25 pieces and $1.25 on 100, and an $800 workholding setup is $4.00 a part on 200 pieces but $40.00 on 20.
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Price terms
These explain why a price changes with quantity.
- Lot charge: a fee charged once per batch, whatever its size, usually by an outside finisher or for a setup. Example: a $125 anodize lot charge is $5.00 per part on 25 pieces and $1.25 on 100.
- NRE (non-recurring engineering): a one-time cost to get the job ready, such as programming, workholding, a gauge or tooling, charged once and not on repeat orders. Example: an $800 workholding setup is $4.00 per part over 200 pieces and $40.00 over 20.
- Setup: the time to get a machine ready for a job (workholding, tools, program proving). It's paid once per lot, which is why price per part falls as the lot grows. Example: 90 minutes at $95 an hour is $142.50, or $5.70 a part on 25 and $1.43 on 100.
- Price break: the unit price at a stated quantity. A quote often lists several (1, 10, 100) so the buyer can pick. Example: $84 each at 10 and $41 each at 100 means the 10-piece lot costs $840 and the 100-piece lot $4,100.
- MOQ (minimum order quantity) or minimum charge: the smallest order the shop or its supplier will take, or the least it charges for a line. Example: a $65 minimum line charge means a part costing $20 to make is still billed at $65.
- Markup and margin: markup is added on top of cost; margin is the share of the price that is profit. Example: a 30% markup on a $100 cost gives a $130 price and a 23.1% margin.
Shipping, payment and order terms
These decide who pays for freight and when money moves.
- FOB (free on board) origin: the buyer owns the goods and takes the risk once the carrier has them at the shop; the buyer usually pays freight. FOB destination: the seller carries the risk until delivery and often includes freight in the price. Example: $85 of freight on a 40 lb box is on the buyer's invoice under FOB origin and in the shop's price under FOB destination.
- Net 30: payment is due 30 days after the invoice. 2/10 net 30: take 2% off if paid within 10 days. Example: a $1,000 invoice paid on day 10 under 2/10 net 30 is $980. See the early-payment page for what that discount costs.
- PO (purchase order): the buyer's written order. Accepting it forms the agreement, along with the quote and terms it refers to. Example: a PO for 100 pieces at $41 is $4,100.
- Blanket PO and release: one purchase order for a total quantity, with deliveries called off as scheduled releases. Example: a blanket for 400 pieces released as 100 a quarter. Pricing it depends on whether the shop quotes the total or each release; see the blanket PO page.
- Lead time: the working days from order to shipment. Expedite: a charge for beating the normal lead time.
Quality and estimate terms
These are the paperwork and the stage of a price.
- First article inspection (FAI): a full check of the first part against every characteristic on the print, with a report. It is done for a new part or a new revision, and the price is per part number, not per piece. Example: 90 minutes at a $75 inspection rate is $112.50.
- C of C (certificate of conformance): a signed statement that the parts meet the PO's requirements. Material cert (mill test report): the mill's record of a heat's chemistry and properties. Neither is a measurement of your parts.
- ROM (rough order of magnitude): a quick, non-binding estimate from limited information, to help a buyer decide whether to continue. Example: "about $800 to $1,200 for 10, to be confirmed on a full print." A ROM is not a quote, and the shop should say so on it.
- RFQ (request for quotation): the buyer's request for a price. Quote validity: how long the price holds, such as 30 days. Traveler: the sheet that follows a job through the shop.
Sources and limits
Claims are dated where they can change. Product calculations are examples from the stated inputs, not a promise about a customer's quote. Competitor wording is attributed to the source shown.
- Definitions are plain-language summaries; every number is an arithmetic example on a stated input, not a market figure.
Questions
What's the difference between NRE and a lot charge?
NRE is a one-time cost to prepare a job that doesn't repeat on a reorder. A lot charge applies to every batch, so it comes back on each reorder.
Is a ROM binding?
No. It is an estimate from limited information; the quote is the binding price.
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