Home · NSN 00-548-7938

NSN 00-548-7938 — Switch,Rotary

NIIN 00-548-7938 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 00-548-7938 is the national stock number for a switch,rotary. It cross-references to 7 manufacturer part numbers from 3 CAGE codes, including Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M, Electro Switch Corp., Naval Ship Systems Command; the primary is 20SR2B4. The unit of issue is EA and the FLIS list price is $796.40.

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.

7

part numbers from 3 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 00-548-7938: 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
M15291/13-00381349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M2 · Item ident. reference2 · Fully interchangeable
MIL-DTL-15291/1381349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M41 · Not fully interchangeable
MIL-S-15291/1381349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
20SR2B482121Electro Switch Corp.C1 · Not fully interchangeable
9000S6202-7412380064Naval Ship Systems CommandC1 · Not fully interchangeable
9000S6202-7422480064Naval Ship Systems CommandC1 · Not fully interchangeable
930182121Electro Switch Corp.C1 · Not 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 20SR2B4.

Request 20SR2B4

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
$796.40
Unit of issue
EA
Acquisition advice
J — Not stocked, central procurement
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Hazardous Locations/Environmental Protection
DUSTPROOF
Overall Length
INCHES NOMINAL 7.094
Overall Height
INCHES MAXIMUM 9.625
Overall Width
INCHES NOMINAL 9.500
Mounting Slot Width
SINGLE MOUNTING FACILITY INCHES NOMINAL 0.531
Shaft Diameter
SINGLE ACTUATOR INCHES NOMINAL 0.625
Shaft Length
SINGLE ACTUATOR INCHES MINIMUM 0.719 AND INCHES MAXIMUM 0.781
Unthreaded Mounting Hole Diameter
SINGLE MOUNTING FACILITY INCHES NOMINAL 0.500
Individual Section Quantity
4
Longest Horizontal Distance Between Mounting Centers
SINGLE MOUNTING FACILITY INCHES NOMINAL 8.000
Longest Vertical Distance Between Mounting Centers
SINGLE MOUNTING FACILITY INCHES NOMINAL 3.250
Switch Contact Basic Design
NONPILE-UP NONSYMMETRICAL
Mounting Method
SINGLE MOUNTING FACILITY BRACKET(S) AND SLOT
Features Provided
DUMMY SECTION
Contact Voltage Rating In Volts
250.0
Contact Voltage Rating In Volts
500.0
Mounting Facility Pattern
SINGLE MOUNTING FACILITY FOUR POSITION RECTANGULAR
Switch Actuator Indexing Position Quantity
4
Shaft Type
SINGLE ACTUATOR ROUND, THREADED HOLE
Terminal Type
TAB, SOLDER LUG
Switch Actuator Positioning Increment
SINGLE ACTUATOR DEGREES 90.0
Contact Load Current Rating
AC AT SEA LEVEL AMPERES RESISTIVE LOAD 200.0
Contact Load Current Rating
DC AT SEA LEVEL AMPERES RESISTIVE LOAD 200.0
Special Features
ROUND,THREADED HOLE TYPE SHAFT

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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