Radio Frequency Transformer P/N SM-D-249239

Specifications

Inclosure type

Open

Center to center distance between mounting facilities parallel to width

Single Mounting Facility Second Center Group Inches Minimum 0.620 and Inches Maximum 0.630

Frequency rating

Single Component Kilohertz Nominal 455.0

Adjustment device drive type

Single Component Slotted Screw

Body height

1.657–2.033 in

Distance between mounting facility centers

Single Mounting Facility First Center Group Inches Minimum 0.558 and Inches Maximum 0.568

Mounting method

Second Group Threaded Stud(S)

Winding shielding method

Single Component Internally Shielded

Center to center distance between mounting facilities parallel to length

Single Mounting Facility Second Center Group Inches Minimum 0.620 and Inches Maximum 0.630

Body width

0.828–0.860 in

Reliability indicator

Not Established

Coil form type

Single Component Hollow

Mounting facility quantity

4

Mounting method

First Group Threaded Hole(S)

Mounting facility quantity

2

Features provided

W/capacitor and W/resistor

Nominal thread size

All Groupings Inches 0.112

Adjustment method and quantity

Single Component Adjustable Core 1

Thread series designator

All Groupings Unified National Coarse (UNC)

Terminal type and quantity

Tab, Solder Lug 5

Body length

0.828–0.860 in

Winding function and quantity

Single Component Primary 1 and Secondary 1

From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.

Cross-reference part numbers

SM-D-249239 278-0237-000 121-1 15-121-1

Also referenced as

278-0237-00

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.

Shown for identification only. SECO can quote against any of these numbers.

Logistics data

Source of supply	SMS DLA Land and Maritime, Columbus, Ohio
Acquisition advice code	J Not stocked, centrally procured — the government does not stock this item; it is procured only when a requisition arrives. SECO has 1 on the shelf
Unit of issue	EA each
Demilitarization code	A Demilitarization not required — non-munitions-list item
Controlled inventory code	U Unclassified
Hazardous material indicator	P No HMIS record; MSDS may apply by end use

Source: public FLIS/PUB LOG cataloging data.

Why buy from SECO

These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.

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FAQ

What is NSN 5950-00-523-8388?
NSN 5950-00-523-8388 (5950005238388) — Radio Frequency Transformer: SECO Parts has 1 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for radio frequency transformer in federal supply class 5950 (Coils and Transformers).

Is NSN 5950-00-523-8388 available?
SECO Parts has 1 in stock in Augusta, GA — order or request a quote below.

How much does NSN 5950-00-523-8388 cost?
SECO typically prices parts like NSN 5950-00-523-8388 at $65–$110 each: an estimate from the government catalog price and what SECO has charged for similar parts. It is not a quote — request one for your price, usually answered the same business day. Quote lines carry a $50 minimum.

What part numbers cross-reference to NSN 5950-00-523-8388?
Part numbers that cross-reference this NSN include SM-D-249239, 278-0237-000, 121-1, 15-121-1. It is also referenced by older, superseded or advisory numbers: 278-0237-00. SECO can quote against any of them.