Home · FSC 6680 Liquid And Gas Flow, Liquid Level, And Mechanical Motion Measuring Instruments · NSN 6680-01-653-9501

NSN 6680-01-653-9501 — Transmitter,Liquid Quantity

NIIN 01-653-9501 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

Buying rhythm

from 5 government buys since 2021

The government has bought this item about every 2 months (irregular, gaps vary ±126%). Last buy Nov 14, 2023. The gaps are too uneven to put a window on the next one. 1 solicitation is open right now.

How well this works: for irregular items, "next buy about one typical gap after the last, give or take 151 days" caught the actual next buy 31% of the time across 21,161 past buys, against 24% for a fixed "one year later" guess. A rhythm, not a schedule: DLA buys when stock and demand say so. Every item due for a buy now.

NSN 6680-01-653-9501 is the national stock number for a transmitter,liquid quantity in federal supply class 6680 (Liquid And Gas Flow, Liquid Level, And Mechanical Motion Measuring Instruments). It cross-references to 3 manufacturer part numbers from 1 CAGE code, including Setra Systems, Inc.; the primary is 123797. The unit of issue is EA and the FLIS list price is $5,607.02.

The U.S. government has bought this item 6 times on record, 1 of them in the last 24 months, most recently on September 28, 2026 for $9,226 from Standard Calibrations Inc. The median unit price paid over 36 months is $4,246.00. 1 solicitation is open right now, the soonest due September 29, 2026 for 2 EA. 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 1 CAGE

1

open solicitation, all agencies

1

government buy in 24 months · median $4,246.00

0

sellers with confirmed stock

Watch NSN 6680-01-653-9501: an email the morning the government solicits or buys it, or an AD names it. Free.
Know someone who should see this?

Cross-references

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

Part numberCAGEManufacturerReferenceVariation
12379704034Setra Systems, Inc.3 · Design control (vendor)2 · Fully interchangeable
XM-79685-057-LINZD-I-L04034Setra Systems, Inc.5 · Secondary reference2 · Fully interchangeable
XM-7968504034Setra Systems, Inc.D9 · Reference only

Government demand

Open DLA RFQs (DIBBS)

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Sep 28, 2026Standard Calibrations Inc 034H5$9,226DlaSPE4A526V2205 » Award/Basic Package View
Nov 14, 2023Standard Calibrations Inc 034H53$4,246.00DlaSPE4A624P4683
Sep 13, 2023Kampi Components Co Inc 7Z0161$3,605.96DlaSPE4A023P2063
Aug 22, 2023Kampi Components Co Inc 7Z0161$3,605.96DlaSPE4A023V0981
Jun 21, 2023Dela Technology Corporation 2U4351$3,711.00DlaSPE4A623V325D
Nov 30, 2021Setra Systems, Inc. 040341$2,950.00DlaSPE4A622P5781

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 6 buys on record in total.

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 123797.

Request 123797

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
$5,607.02
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Terminal Quantity
4
Overall Length
INCHES NOMINAL 67.625
Overall Diameter
INCHES NOMINAL 4.000
Actuation Method
FLOAT
Voltage Rating
VOLTS MINIMUM 10.0 AND VOLTS MAXIMUM 12.0
Electrical Connection Quantity
1
Electrical Connection Identifying Number
36468
Mounting Method
BRACKET(S)
Pressure Rating
POUNDS PER SQUARE INCH (PSI) MINIMUM 100.0 AND POUNDS PER SQUARE INCH (PSI) MAXIMUM 2000.0
Connector Controlling Agency
CAGE 71468
Terminal Type
CONNECTOR, RECEPTACLE
Part Name Assigned By Controlling Agency
TRANSMITTER TRANSFER, INVERTED, BRKT MTD CABLE OUTPUT EPOXY COATED
Special Features
FLOAT MATERIAL: SYNTATIC FOAM (EPOXY RESIN); FLOAT PINS: BUNA N FLOAT; OPERATING TEMP: +32 TO 180 DEG F
Media For Which Designed
OIL OR WATER
Proprietary Characteristics
PACS

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.

Get the daily Market Pulse

New DLA RFQs, SAM.gov notices, yesterday's awards and FAA directives, weekday mornings. Free, one click to leave.