Product Details | LIGHT-SWITCH

5999-00-056-3251 An electrical device consisting of a Switch (1) and a light, not intended for illumination but present for the purpose of indication, on a common mounting, separable and capable of functioning individually; or one light and one switch fabricated as a common inseparable body incapable of functioning individually. It may include wall plate or box cover and it may be complete with a box. Excludes push, pull, push-pull, and toggle switches with a lamp mounted integrally in the actuator.

Part Alternates: C50872222, C508722-22, 911CMC185X, 911CMC-185X, 5999-00-056-3251, 00-056-3251, 5999000563251, 000563251

Electrical and Electronic Equipment Components | Miscellaneous Electrical and Electronic Components

Supply Group (FSG) NSN Assign. NIIN
59 27 MAY 1967 00-056-3251

Demand History | NSN 5999-00-056-3251

Part Number Request Date QTY Origin
911CMC-185X 2025-12-352 3 DIBBS
911CMC-185X 2025-09-261 16 DIBBS
911CMC-185X 2025-09-258 16 DIBBS
911CMC-185X 2025-09-247 16 DIBBS
911CMC-185X 2025-09-246 16 DIBBS
911CMC-185X 2025-08-223 9 DIBBS
911CMC-185X 2024-12-347 16 DIBBS
911CMC-185X 2024-09-256 4 DIBBS
911CMC-185X 2024-08-219 9 DIBBS
911CMC-185X 2024-08-214 9 DIBBS
911CMC-185X 2024-07-199 9 DIBBS
911CMC-185X 2023-12-351 5 DIBBS
911CMC-185X 2023-09-254 4 DIBBS
911CMC-185X 2023-08-239 4 DIBBS
911CMC-185X 2022-12-343 4 DIBBS
911CMC-185X 2022-09-261 4 DIBBS
911CMC-185X 2022-06-163 17 DIBBS
911CMC-185X 2021-07-182 7 DIBBS
911CMC-185X 2021-05-133 2 DIBBS
911CMC-185X 2021-04-115 8 DIBBS
911CMC-185X 2020-02-51 14 DIBBS
5999-00-056-3251 2018-02-32 31 DIBBS
5999-00-056-3251 2016-09-270 18 DIBBS
5999-00-056-3251 2016-05-139 16 DIBBS
5999-00-056-3251 2016-01-28 18 DIBBS
5999-00-056-3251 2015-10-286 14 DIBBS
5999-00-056-3251 2014-01-21 10 DIBBS
5999-00-056-3251 2014-01-05 10 DIBBS
5999-00-056-3251 2013-10-281 9 DIBBS
5999-00-056-3251 2013-09-266 9 DIBBS
5999-00-056-3251 2013-08-218 6 DIBBS
5999-00-056-3251 2013-05-144 10 DIBBS
5999-00-056-3251 2013-05-129 10 DIBBS

Cross Reference | NSN 5999-00-056-3251

Part Number Cage Code Manufacturer
911CMC-185X 1PGY5 SENASYS INC.
911CMC-185X 91929 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL
C508722-22 80020 NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2
C508722-22 91929 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL

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Technical Data | NSN 5999-00-056-3251

Characteristic Specifications
LAMP VOLTAGE RATING IN VOLTS NOT RATED
SHAPE AND LOCATION SQUARE COVER
OVERALL LENGTH 2.328 INCHES NOMINAL
OVERALL WIDTH 2.328 INCHES NOMINAL
SPECIAL FEATURES WEAPON SYSTEM ESSENTIAL
CRITICALITY CODE JUSTIFICATION FEAT

Restrictions/Controls & Freight Information | NSN 5999-00-056-3251

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
Category Code Description
NMF Description 061300 CIRCUIT BREAKER/SWITCH NOI
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 657 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5999-00-056-3251

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each