The Waveguide Assembly, cataloged under National Stock Number 5985-00-971-2025, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-971-2025 |
| Primary Part Number | 103004 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Flange Style | COVER TYPE SECOND FLANGECOVER TYPE SECOND FLANGE |
| Waveguide Outside Height | 0.628 INCHES MINIMUM AND 0.628 INCHES MINIMUM AND 0.631 INCHES MAXIMUM0.631 INCHES MAXIMUM IN |
| Flange Inside Width | 1.253 INCHES MINIMUM AND 1.253 INCHES MINIMUM AND 1.256 INCHES MAXIMUM SECOND FLANGE1.256 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Style | CHOKE TYPE FIRST FLANGECHOKE TYPE FIRST FLANGE |
| Flange Inside Height | 0.628 INCHES MINIMUM AND 0.628 INCHES MINIMUM AND 0.631 INCHES MAXIMUM SECOND FLANGE0.631 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Outside Width | 1.860 INCHES MINIMUM AND 1.860 INCHES MINIMUM AND 1.890 INCHES MAXIMUM SECOND FLANGE1.890 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Depth | 0.610 INCHES MINIMUM AND 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM FIRST FLANGE0.640 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Outside Height | 1.860 INCHES MINIMUM AND 1.860 INCHES MINIMUM AND 1.890 INCHES MAXIMUM FIRST FLANGE1.890 INCHES MAXIMUM FIRST FLANGE IN |
| Waveguide Height | 1.365 INCHES MINIMUM AND 1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM1.385 INCHES MAXIMUM IN |
| Flange Connecting Facility and Quantity | 4 THREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES4 THREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES |
| Style Designator | DOUBLE BEND TYPE |
| Surface Treatment | ANODIZE ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| Waveguide Inside Height | 0.493 INCHES MINIMUM AND 0.493 INCHES MINIMUM AND 0.501 INCHES MAXIMUM0.501 INCHES MAXIMUM IN |
| Flange Inside Diameter | 1.610 INCHES MINIMUM AND 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM FIRST FLANGE1.640 INCHES MAXIMUM FIRST FLANGE IN |
| Flexibility | RIGID ALL TUBING SEGMENTRIGID ALL TUBING SEGMENT |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES4 UNTHREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES |
| Flange Depth | 0.423 INCHES MINIMUM AND 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM SECOND FLANGE0.453 INCHES MAXIMUM SECOND FLANGE IN |
| Waveguide Outside Width | 1.253 INCHES MINIMUM AND 1.253 INCHES MINIMUM AND 1.256 INCHES MAXIMUM1.256 INCHES MAXIMUM IN |
| Waveguide Inside Width | 1.118 INCHES MINIMUM AND 1.118 INCHES MINIMUM AND 1.126 INCHES MAXIMUM1.126 INCHES MAXIMUM IN |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Flange Quantity | 22 |
| Material | ALUMINUM ALLOY 6061 ALL TUBING SEGMENT AND FLANGE |
| Waveguide Center to Center Distance | 14.709 INCHES MINIMUM AND 14.709 INCHES MINIMUM AND 14.729 INCHES MAXIMUM14.729 INCHES MAXIMUM IN |
| Flange Inside Height | 0.493 INCHES MINIMUM AND 0.493 INCHES MINIMUM AND 0.501 INCHES MAXIMUM FIRST FLANGE0.501 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Connecting Hole Diameter | 0.169 INCHES MINIMUM AND 0.169 INCHES MINIMUM AND 0.172 INCHES MAXIMUM SECOND FLANGE ALL CONNECTION FACILITIES0.172 INCHES MAXIMUM SECOND FLANGE ALL CONNECTION FACILITIES IN |
| Tubing Wall Construction Style | SEAMLESS ALL TUBING SEGMENTSEAMLESS ALL TUBING SEGMENT |
| Flange Outside Height | 1.860 INCHES MINIMUM AND 1.860 INCHES MINIMUM AND 1.890 INCHES MAXIMUM SECOND FLANGE1.890 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Outside Width | 1.860 INCHES MINIMUM AND 1.860 INCHES MINIMUM AND 1.890 INCHES MAXIMUM FIRST FLANGE1.890 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Inside Width | 1.118 INCHES MINIMUM AND 1.118 INCHES MINIMUM AND 1.126 INCHES MAXIMUM FIRST FLANGE1.126 INCHES MAXIMUM FIRST FLANGE IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5985-00-971-2025 is a Waveguide Assembly, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-00-971-2025 has 3 cross-referenced part numbers: 103004 (L3harris Technologies, Inc Div Space & Airborne Systems), 103004 (Spencer Industries Inc), 103004 (3dbm Co Inc Waveguide Group).
There are 9 known substitutes for 5985-00-971-2025: 5960-00-280-6500, 5310-00-543-2740, 5310-00-595-5753 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 103004: End Item Identification: AIRCRAFT CONTROL APPROACH CENTRAL,AN/SPN-35A; RADAR SET,AN/TPN-8( )AIRCRAFT CONTROL APPROACH CENTRAL,AN/SPN-35A; RADAR SET,AN/TPN-8( ) A; Flange Style: COVER TYPE SECOND FLANGECOVER TYPE SECOND FLANGE; Waveguide Outside Height: 0.628 INCHES MINIMUM AND 0.628 INCHES MINIMUM AND 0.631 INCHES MAXIMUM0.631 INCHES MAXIMUM IN; Flange Inside Width: 1.253 INCHES MINIMUM AND 1.253 INCHES MINIMUM AND 1.256 INCHES MAXIMUM SECOND FLANGE1.256 INCHES MAXIMUM SECOND FLANGE IN. 30 total characteristics are documented in the Federal Logistics Information System.