Home · NSN 00-553-6028

NSN 00-553-6028 — Transformer,Audio Frequency

NIIN 00-553-6028 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 00-553-6028 is the national stock number for a transformer,audio frequency. It cross-references to 3 manufacturer part numbers from 3 CAGE codes, including Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier, Freed Transformer Co, Lockheed Martin Corporation; the primary is 1225791. The unit of issue is EA and the FLIS list price is $1,702.35.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 60 days; watching the number is free and the first listing triggers an alert.

3

part numbers from 3 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 00-553-6028: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part numberCAGEManufacturerReferenceVariation
122579110001Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier3 · Design control (vendor)2 · Fully interchangeable
2718973386Freed Transformer Co5 · Secondary reference2 · Fully interchangeable
61-87356232Lockheed Martin Corporation5 · Secondary reference2 · Fully interchangeable

Government demand

Nothing open right now. Watch this NSN and we will email you when it is solicited.

What the government paid

No government purchase on record for this NSN.

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices.

Sellers with confirmed stock

No seller has confirmed stock on this NSN in the last 60 days. Watch it and we will email you when one does, or request a quote on 1225791.

Request 1225791

No account needed. Goes to the sellers who carry this number or its family.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price
$1,702.35
Unit of issue
EA
Acquisition advice
J — Not stocked, central procurement
Source of supply
SMS
Effective
Oct 1, 2026

Item characteristics

Reliability Indicator
NOT ESTABLISHED
Impedance Rating In Ohms
SINGLE COMPONENT FIRST SECONDARY NOMINAL 500.0
Impedance Rating In Ohms
SINGLE COMPONENT SINGLE PRIMARY NOMINAL 185000.0
Frequency Rating
SINGLE COMPONENT HERTZ MAXIMUM 400.0
Maximum Transformer Power Rating
SINGLE COMPONENT MILLIWATTS 288.0
Primary To Secondary Turn Ratio
1 TO 5 TO 11-51/64
Winding Shielding Method
SINGLE COMPONENT INTERNAL SHIELD BROUGHT OUT TO TERMINAL
Body Length
INCHES NOMINAL 1.312
Body Width
INCHES NOMINAL 1.312
Body Height
INCHES NOMINAL 2.125
Distance Between Mounting Facility Centers
SINGLE MOUNTING FACILITY SINGLE CENTER GROUP INCHES NOMINAL 0.938
Inclosure Type
HERMETICALLY SEALED
Mounting Facility Quantity
2
Mounting Method
SINGLE GROUP THREADED STUD(S)
Winding Function And Quantity
SINGLE COMPONENT PRIMARY 1 AND SECONDARY 2
Thread Quantity Per Inch
32
Nominal Thread Size
SINGLE GROUP INCHES 0.138
Winding Operating Current
SINGLE COMPONENT SECOND SECONDARY MILLIAMPERES DC MAXIMUM 25.0
Winding Operating Current
SINGLE COMPONENT SINGLE PRIMARY MILLIAMPERES DC MAXIMUM 25.0
Thread Series Designator
SINGLE GROUP UNIFIED NATIONAL COARSE (UNC)
Terminal Type And Quantity
TAB, SOLDER LUG 7

Related stock numbers

Other NSNs filed under the same part numbers.

About this page

An NSN is 13 digits: the 4-digit Federal Supply Class and the 9-digit NIIN. Cross-references come from the federal logistics record; demand from DLA DIBBS, SAM.gov and FPDS; ADs from the Federal Register. Refreshed nightly. Market Pulse shows the whole market.

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