The Waveguide Assembly, cataloged under National Stock Number 5985-00-229-3757, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc. Government technical data includes 24 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-229-3757 |
| Primary Part Number | A37712-001 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc |
| Status | ACTIVE |
| Flange Inside Height | 7.900 MILLIMETERS NOMINAL ALL FLANGES MM |
| Flange Quantity | 2 |
| Precious Material | SILVER |
| Voltage Standing Wave Ratio | 1.15 |
| Style Designator | ELBOW TYPE |
| Waveguide Offset Distance | 0.920 INCHES NOMINAL IN |
| Flexibility | RIGID ALL TUBING SEGMENT |
| Flange Inside Diameter | 1.000 INCHES NOMINAL ALL FLANGES IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 1.312 INCHES NOMINAL ALL FLANGES IN |
| Flange Connecting Hole Diameter | 0.144 INCHES NOMINAL FIRST FLANGE ALL CONNECTION FACILITIES IN |
| Flange Inside Width | 0.622 INCHES NOMINAL ALL FLANGES IN |
| Nominal Thread Size | 0.138 INCHES SECOND FLANGE ALL CONNECTION FACILITIES IN |
| Flange Depth | 9.530 MILLIMETERS NOMINAL ALL FLANGES MM |
| Flange Outside Width | 1.312 INCHES NOMINAL ALL FLANGES IN |
| Surface Treatment | SILVER ALL TUBING SEGMENT AND FLANGE ALL SURFACES |
| Precious Material and Location | ALL SURFACES TUBING AND FLANGES SILVER |
| Thread Quantity Per Inch | 32 SECOND FLANGE ALL CONNECTION FACILITIES |
| Material | COPPER ALLOY ALL TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 8 THREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES |
| Flange Connecting Facility and Quantity | 8 UNTHREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SECOND FLANGE ALL CONNECTION FACILITIES |
| Flange Style | CHOKE TYPE ALL FLANGES |
| Waveguide Longer Offset Distance | 1.480 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A37712-001 PRIMARY | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA) |
NSN 5985-00-229-3757 is a Waveguide Assembly, manufactured by Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-229-3757 has 1 manufacturer part number on file: A37712-001 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc).
Key specifications for A37712-001: Flange Inside Height: 7.900 MILLIMETERS NOMINAL ALL FLANGES MM; Flange Quantity: 2; Precious Material: SILVER; Voltage Standing Wave Ratio: 1.15. 24 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5985-00-229-3757 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.