Home · NSN 00-575-4338

NSN 00-575-4338 — Attenuator,Variable

NIIN 00-575-4338 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 00-575-4338 is the national stock number for an attenuator,variable. It cross-references to 2 manufacturer part numbers from 3 CAGE codes, including Northrop Grumman Systems Corporation, Waveline Inc; the primary is 128SCSEA721-1. The unit of issue is EA and the FLIS list price is $458.93.

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.

2

part numbers from 3 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 00-575-4338: 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
128SCSEA721-179RG9Northrop Grumman Systems Corporation1 · Design control2 · Fully interchangeable
7040100443Waveline Inc3 · Design control (vendor)2 · Fully interchangeable
128SCSEA721-126512Northrop Grumman Systems Corporation5 · Secondary reference9 · Reference only

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 128SCSEA721-1.

Request 128SCSEA721-1

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
$458.93
Unit of issue
EA
Acquisition advice
J — Not stocked, central procurement
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Application Design
WAVEGUIDE
Overall Length
INCHES NOMINAL 2.500
Overall Height
INCHES NOMINAL 2.156
Overall Width
INCHES NOMINAL 1.312
Unthreaded Mounting Hole Diameter
INCHES MINIMUM 0.144 AND INCHES MAXIMUM 0.147
Operating Temp Range
CELSIUS -55.0 TO 55.0
Voltage Standing Wave Ratio
1.20
Power Rating
MILLIWATTS AVERAGE 500.0
Waveguide Flange Type
CHOKE
Insertion Loss At Minimum Attenuation In Maximum Decibels
0.5
Overall Attenuation Range In Decibels
0.0 TO 20.0
Attenuation Variation Method
CONTINUOUS
Mounting Facility Type And Quantity
UNTHREADED HOLE(S) 4
Frequency Range
GIGAHERTZ MINIMUM 12.400 AND GIGAHERTZ MAXIMUM 18.000
Adjustment Device Type And Quantity
KNOB 1
Mounting Facility Pattern
FOUR POSITION RECTANGULAR
Terminal Type And Quantity
FLANGE 2

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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