Product Details | WAVEGUIDE ASSEMBLY

5985-01-255-1901 An item consisting of one or more definite lengths of straight or formed, flexible or rigid, prefabricated hollow tubing of conductive material. The tubing has a predetermined cross section and is designed to guide or conduct high frequency electromagnetic energy through its interior. One or more ends are terminated. May include common mounting of a SWITCH, WAVE GUIDE, a DUMMY LOAD, ELECTRICAL and other components such as waveguide section, cable terminal chamber and the like. Excludes COUPLER, ROTARY, RADIO FREQUENCY; COUPLER, DIRECTIONAL; ADAPTER, WAVEGUIDE; and TUNER, WAVEGUIDE.

Part Alternates: TVS86026, TVS-86026, 52521, 5537182411, 55371824-11, 5537824-11, 5985-01-255-1901, 01-255-1901, 5985012551901, 012551901, 553782411

Electrical and Electronic Equipment Components | Antennas, Waveguides, and Related Equipment

Supply Group (FSG) NSN Assign. NIIN
59 15 MAY 1987 01-255-1901

Drawings & Photos | NSN 5985-01-255-1901


Demand History | NSN 5985-01-255-1901

Part Number Request Date QTY Origin
52521 2025-09-247 8 DIBBS
TVS-86026 2025-09-247 8 DIBBS
52521 2025-08-239 1 DIBBS
TVS-86026 2025-08-239 1 DIBBS
52521 2025-08-224 1 DIBBS
TVS-86026 2025-08-224 1 DIBBS
52521 2025-02-36 1 DIBBS
TVS-86026 2025-02-36 1 DIBBS
52521 2025-01-26 1 DIBBS
TVS-86026 2025-01-26 1 DIBBS
52521 2023-04-99 1 DIBBS
TVS-86026 2023-04-99 1 DIBBS
52521 2023-02-44 10 DIBBS
TVS-86026 2023-02-44 10 DIBBS
52521 2023-02-32 10 DIBBS
TVS-86026 2023-02-32 10 DIBBS
52521 2021-10-287 1 DIBBS
TVS-86026 2021-10-287 1 DIBBS
52521 2021-03-89 1 DIBBS
TVS-86026 2021-03-89 1 DIBBS

Cross Reference | NSN 5985-01-255-1901

Part Number Cage Code Manufacturer
52521 52564 MEGA INDUSTRIES INC MEGA MICROWAVE DIV
55371824-11 53711 NAVAL SEA SYSTEMS COMMAND
5537824-11 53711 NAVAL SEA SYSTEMS COMMAND
TVS-86026 06351 MICROWAVE ENGINEERING CORPORATION

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Technical Data | NSN 5985-01-255-1901

Characteristic Specifications
STYLE DESIGNATOR B4 OFFSET BEND TYPE
WAVEGUIDE LENGTH 8.660 INCHES NOMINAL
WAVEGUIDE CENTER TO CENTER DISTANCE 0.730 INCHES NOMINAL
FLEXIBILITY FLEXIBLE SINGLE TUBING SEGMENT
TUBING WALL CONSTRUCTION STYLE J4 STRAIGHT SEAM SINGLE TUBING SEGMENT
BEND ANGLE IN DEG 15.0 ALL BENDS E-PLANE
MATERIAL COPPER ALLOY 510 SINGLE TUBING SEGMENT COPPER ALLOY ALL FLANGE
(NON-CORE DATA) MATERIAL DOCUMENT AND CLASSIFICATION ASTM B103-77 ASSN STD SINGLE MATERIAL RESPONSE SINGLE TUBING SEGMENT ASTM B122-77 ASSN STD SINGLE MATERIAL RESPONSE ALL FLANGE
SURFACE TREATMENT COPPER AND TIN SINGLE TUBING SEGMENT OUTSIDE SURFACES COPPER ALL FLANGE INSIDE SURFACES
(NON-CORE DATA) SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-C-14550 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-T-10727 MIL SPEC 2ND TREATMENT RESPONSE SINGLE TUBING SEGMENT OUTSIDE SURFACES MIL-C-14550 MIL SPEC SINGLE TREATMENT RESPONSE ALL FLANGE INSIDE SURFACES
FLANGE QUANTITY 2
FLANGE STYLE C9 CONTACT TYPE FIRST FLANGE C9 CONTACT TYPE SECOND FLANGE
FLANGE INSIDE WIDTH 2.835 INCHES MINIMUM AND 2.845 INCHES MAXIMUM FIRST FLANGE 2.835 INCHES MINIMUM AND 2.845 INCHES MAXIMUM SECOND FLANGE
FLANGE OUTSIDE HEIGHT 2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM FIRST FLANGE 4.490 INCHES MINIMUM AND 4.510 INCHES MAXIMUM SECOND FLANGE
FLANGE CONNECTING FACILITY AND QUANTITY 10 UNTHREADED HOLE FIRST FLANGE SINGLE CONNECTION FACILITY 10 THREADED HOLE SECOND FLANGE FIRST CONNECTION FACILITY 10 THREADED HOLE SECOND FLANGE SECOND CONNECTION FACILITY
FLANGE CONNECTING HOLE DIAMETER 0.262 INCHES MINIMUM AND 0.268 INCHES MAXIMUM FIRST FLANGE SINGLE CONNECTION FACILITY
THREAD SERIES DESIGNATOR UNF SECOND FLANGE FIRST CONNECTION FACILITY UNF SECOND FLANGE SECOND CONNECTION FACILITY
NOMINAL THREAD SIZE 0.190 INCHES SECOND FLANGE FIRST CONNECTION FACILITY 0.250 INCHES SECOND FLANGE SECOND CONNECTION FACILITY
THREAD CLASS 2B SECOND FLANGE FIRST CONNECTION FACILITY 3B SECOND FLANGE SECOND CONNECTION FACILITY
MANUFACTURERS CODE 06351

Restrictions/Controls & Freight Information | NSN 5985-01-255-1901

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:DMunitions List Item or Commerce Control List Item. Demilitarization required. Total destruction of the item and components so as to preclude restoration or repair to a usable condition by melting, cutting, tearing, scratching, crushing, breaking, punching, neutralizing, etc. (As an alternate, burial or deep water dumping may be used when coordinated with the DoD Demilitarization Program Office.)
Controlled Inventory Item Code:7NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 063520 WAVEGUIDE IN BOXES/CRATES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 723 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 5985-01-255-1901

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item Code7NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each