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5855-01-503-6973 (627459-1REVB)

5855-01-503-6973 is equivalent to manufacture part number 011101. It is a infrared illuminator and is classified under Federal Supply Class 5855 (5855 - Night Vision Equipment), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 5855 - Night Vision Equipment and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.

NSN: 5855015036973
ALT NSN: 5855-01-503-6973
NIIN: 01-503-6973
NCB: 01
FSC: 5855
NSIN: 503-6973
MNF PART: 011101
DESC: ILLUMINATOR, INFRARED
ALT DESC: INFRARED ILLUMINATOR
MNF ALT's: 011101 | 627459-1 | 627459-1REVB | E1FG1800-001 | E1KT0401 | STAR
OTHER ALT's: 011101 | 6274591 | 6274591REVB | E1FG1800001 | E1KT0401 | LED 200 STARLED200 | REV B 6274591REVB

SKU 627459-1REVB

5855 - Categorized Part
5855 - Night Vision Equipment

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Federal Supply Class · 5855 - NIGHT VISION EQUIPMENT, EMITTED AND REFLECTED RADIATION
Part & Reference Numbers (11)
Part NumberCAGEManufacturerStatusRNCCRNVCDACRNAACRNFCRNSCRNJCSADCHCCMSDS
0111014X596NDI ENGINEERING COMPANYA523HD
627459-14X596NDI ENGINEERING COMPANYA323HD
627459-17N003SENSTAR STELLAR INCA523HD
627459-180020NAVAL AIR WARFARE CENTER AIRCRAFTA721HD
627459-1 REV B6S439ACTION-PAK, INCA323HD
627459-1 REV B7N003SENSTAR STELLAR INCA323HD
627459-1REVB0AP26SENSTAR INC.A323HD
E1FG1800-00168327SENSTAR CORPORATIONA523HD
E1KT04017N003SENSTAR STELLAR INCA523HD
E1KT04010AP26SENSTAR INC.A323HD
STAR LED 2004VQ48SAJJAD, ZAINAB S.A323HD
Item Characteristics (12)
CharacteristicRequirement / Reply
OVERALL LENGTH10.590 INCHES NOMINAL
OVERALL WIDTH6.310 INCHES NOMINAL
STORAGE TEMP RANGE-40.0 TO 50.0 FAHRENHEIT
END ITEM IDENTIFICATION623679-1 (80020), DECK EDGE MOUNT
CURRENT RATING1.000 AMPERES
VOLTAGE IN VOLTS AND CURRENT TYPE115.0 AC
PART NAME ASSIGNED BY CONTROLLING AGENCYINAVY: LED ILLUMINATOR ASSEMBLY; DRAWING NAME: LED ILLUMINATOR ASSEMBLY, ILARTS SYSTEM
SPECIAL FEATURESLONG LIFE: MTBF 10K HOURS; ILLUMINATOR IS EYE-SAFE AT ANY DISTANCE WITHOUT PRECAUTIONS; A SUBSTITUTE ITEM WILL NOT BE USED WITHOUT PRIOR APPROVAL BY THE NAVAL AIR WAREFARE CENTER, AIRCRAFT DIVISION, LAKEHURST, NEW JERSEY
MATERIALALUMINUM
SURFACE TREATMENTPLASTIC
SUPPLEMENTARY FEATURESBUILT-IN TWILIGHT SWITCH ACTIVATES THE ILLUMINATOR AT LIGHT LEVELS BELOW 300 LUX; TWILIGHT SWITCH MAY BE BYPASSED TO ENSURE THE ILLUMINATOR IS ALWAYS ON; OPTICAL CONFIGURATION: 20 INDIVIDUAL LED GROUPS; ILLUMINATION PROFILE: 25 DEGREE HORIZONTAL, 7.5 DEGREE ASYMMETRICAL VERTICAL; ILLUMINATION QUALITY: HOMOGENOUS ILLUMINATION WITH LESS THAN 60 PERCENT VARIATION; ILLUMINATION LEVEL: 0.5CW/CM2 AT 279 FEET TYPICAL
GENERAL CHARACTERISTICS ITEM DESCRIPTIONPLASTIC COVER FOR ALL ALLUMINUM HOUSING WILL BE IR TRANSPARENT AND SHIELDED BY A MAR RESISTANT POLYCARBONATE PLATE; ALL HARDWARE WILL BE 300 SERIES CORROSION RESISTANT STEEL AND BE COATED WITH A LIGHT COATING OF ANTISIEZE COMPOUND PRIOR TO ASSEMBLY; STORAGE TEMP: NEGATIVE 40 TO POSITIVE 194 DEGREES F; RAIN-WEATHERPROOF PROTECTION TYPE IP 54 PROTECTION AGAINST DUST AND SPLASHING WATER FROM ALL DIRECTIONS WITH INTERNAL VENT TO AVOID CONDENSATION; ALTITUDE: SEA LEVEL TO 1,000 FEET
Management Data
MOESOSAACUIUI ConvMgmt CtrlUnit PriceQUPCIICSLCEffectiveC/H
DNSMSZEA9B----9$5440.51U001-OCT-2025C
DSSMSZEA$5440.51U001-OCT-2025C
MOE Rules (1)
MOE RuleFormerAssignedAMCAMSCIMCIMCA
N9BNN1H501-JUN-091CZGH
Freight / Transportation
NMFCSubWCCTCCDescription
058110X744ZOPTICAL GOODS OR INSTRUMENTS NOI
Identification
Item Name Code (INC)26086
Primary INC (PINC)0026086
NIIN Assigned04-JAN-2003
Schedule B (Export)9014900000
Precious Metals Ind (PMIC)A
Criticality CodeX
DEMIL CodeA
DEMIL Integrity Code1
Hazardous Material Ind (HMIC)N
ADP Equipment Ind0
Item Indicator (II)4
ESD/EMI CodeA
RPD MRC2
FedMallY
Shipping Weight & Cube
Shipping Weight20 lb
Shipping Cube1.63 cu ft
Standardization / Related NSNs (1)
Related NSNISCDecision Date
504-JAN-2003

If the NSN isn't available, are there substitutes or alternate part numbers for NSN 5855-01-503-6973?

NSN 5855-01-503-6973 is associated with the following manufacturer alternate part numbers: 011101, 627459-1, 627459-1REVB, E1FG1800-001, E1KT0401, STAR. Whether you need to buy, order, or get wholesale pricing on any of these part numbers, NSN-PARTS.COM accepts quote requests for pricing and availability, including obsolete and hard-to-find inventory.

FAQ

5855-01-503-6973

What National Stock Number (NSN) Category does this 5855-01-503-6973


NSN 5855-01-503-6973 belongs to Federal Supply Class 5855 which is 5855 - Night Vision Equipment. This FSC is part of the federal supply catalog maintained by the U.S. Department of Defense and is used to standardize the procurement and cataloging of military and government components across all branches of the armed forces and federal agencies.

What traceability documentation is available for parts ordered through NSN-PARTS.COM?

Traceability is a core part of our sourcing process. Depending on the part and its supply chain origin, we can provide Certificates of Conformance (C of C), manufacturer packing slips, date codes, lot codes, and sourcing documentation that traces the item back through the distribution chain. For government and defense procurement, we understand that documentation requirements can be strict if your purchase order or contract specifies particular traceability requirements, include them in your RFQ and we will confirm our ability to meet them before order confirmation.

Does NSN 5855-01-503-6973 have an alternate part number?

Yes. NSN 5855-01-503-6973 is also referenced by manufacturer part number 6274591REVB, where 6274591REVB is the original equipment manufacturer designation for this item. When sourcing this part, buyers may encounter either the NSN 5855-01-503-6973 or the MPN 6274591REVB depending on the procurement system or supplier being used. NSN-PARTS.COM accepts quote requests using either the NSN or the manufacturer part number. For a full list of alternate part numbers associated with this NSN, see below.

Which country originally cataloged this NSN, and what is its National Codification Bureau (NCB) code?

Every NSN includes a two-digit National Codification Bureau (NCB) code in positions 5 and 6 of the full 13-digit number. That code identifies which country originally cataloged the item through the NATO codification system. You can find the NCB code for this part listed in the product description above. Use the table below to identify the originating country and its NATO membership status.

For this NSN, the NCB code is 01, which means it was originally cataloged by USA (NATO). Use the table below for a full reference of all NCB codes and their associated countries.

Country NCB Code(s) Status
USA00 and 01NATO
Unassigned (USA)02 through 10n/a
West Germany / Germany11n/a
Belgium12NATO
France13NATO
Italy14NATO
Czechoslovakia / Czech Republic15NATO
Netherlands16NATO
South Africa17NATO
Brazil18Tier 1
Canada19Tier 2
Denmark20 and 21NATO
Greece22NATO
Iceland23NATO
Norway24NATO
Portugal25NATO
Turkey26NATO
Luxembourg27NATO
Argentina28Tier 2
Japan29Tier 1
Israel30Tier 2
Singapore31Tier 2
Spain32NATO
Malaysia33Tier 2
Thailand34Tier 1
Egypt35Tier 1
Republic of Korea36Tier 2
Estonia37NATO
Romania38NATO
Slovakia39NATO
Austria40Tier 2
Slovenia41NATO
Poland42NATO
United Nations-standard items43n/a
Indonesia44Tier 2
Philippines45Other
Lithuania46NATO
Fiji47Other
Tonga48Other
Bulgaria49NATO
Hungary50NATO
Chile51Tier 1
Croatia52NATO
North Macedonia53NATO
Latvia54NATO
Oman55Tier 1
Russian Federation56Other
Finland57NATO
Albania58NATO
Kuwait59Other
Ukraine60Tier 2
Belarus61Tier 2
Morocco62Tier 1
Sweden63NATO
Papua, New Guinea64Other
Australia65Tier 2
Afghanistan66Other
Georgia67Tier 1
Saudi Arabia69n/a
United Arab Emirates70Tier 1
India71Tier 2
Serbia72Tier 2
Pakistan73Other
Bosnia-Herzegovina74Tier 1
Brunei75Tier 1
Montenegro76NATO
Jordan77Tier 1
Peru78Tier 1
Colombia79Tier 2
Qatar80Tier 1
Algeria81Other
New Zealand82Tier 2
United Kingdom98 and 99NATO
What is your process for locating excess inventory for hard-to-find NSN parts?

When a part is not immediately available through standard distribution channels, our sourcing team conducts a multi-channel search that includes authorized distributor networks, government surplus and DLA excess inventory, independent broker networks, and manufacturer direct channels where applicable. Every potential source is evaluated for authenticity and traceability before we present it as a viable option. We do not source from unvetted or unknown suppliers, and we will never offer parts we cannot document. If we locate stock, we provide full sourcing details with your quote so your procurement and quality teams can make an informed decision before committing to an order.

Are parts sourced through NSN-PARTS.COM traceable back to the original manufacturer?

We make every effort to ensure full chain-of-custody traceability for every part we supply. Our preferred sourcing path is always manufacturer-direct or through authorized distribution channels, which provides the strongest traceability and the lowest counterfeit risk. When parts must be sourced through independent or excess channels; as is often the case for obsolete or long-discontinued components, we require sourcing documentation at every link in the chain and apply additional scrutiny to confirm authenticity. Parts that cannot be adequately documented are not offered for sale. If your program has specific traceability requirements such as QPL, QML, or QSLD compliance, please include those details in your RFQ so we can confirm sourcing eligibility upfront.

Testimonials

Sent an RFQ on a Friday afternoon and had a quote back within the hour. Parts showed up ahead of schedule. That kind of response time matters a lot when equipment is down.

Lead Tech, Part 145 Repair Station

We work on older military equipment and finding parts is a constant battle. NSN-Parts has come through for us more times than I can count. Good people, fast turnaround.

Diane R., Defense Contractor – Procurement

I had three distributors tell me a part was gone for good. NSN-Parts had it in stock and shipped it the same day. They're my first call now

Logistics Specialist, USAF

The FSC search actually works. I found what I needed without digging through a bunch of irrelevant results. Ordering was simple and the parts were exactly what was listed.

Priya M., Supply Chain Analyst

I've been sourcing NSN parts for a long time and it's hard to find a distributor that really knows the catalog. These guys do. They answer questions fast and know what they're talking about.

Robert H., Aviation Parts Buyer

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