The Adapter,waveguide, cataloged under National Stock Number 5985-01-107-5071, 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 Spencer Industries Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-107-5071 |
| Primary Part Number | SM-C-717777 |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Spencer Industries Inc |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Precious Material | SILVER |
| Voltage Standing Wave Ratio | 1.05 |
| Waveguide Inside Width | 1.368 INCHES MINIMUM AND 1.376 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Adapter Length | 0.750 INCHES NOMINAL IN |
| Insertion Loss in Decibels | 0.01 |
| Surface Treatment | SILVER ALL TUBING SEGMENT AND FLANGE ALL SURFACES |
| Precious Material and Location | OVERALL SURFACES SILVER |
| Waveguide Inside Height | 0.618 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN |
| Material | COPPER ALLOY ALL TUBING SEGMENT AND FLANGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SM-C-717777 | Spencer Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| SM-C-717777 | 3/2 Design control — primary reference U.S. Government activity |
| SM-C-717777 | 5/9 Secondary reference Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions |
NSN 5985-01-107-5071 is a Adapter,waveguide, manufactured by Spencer Industries Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-107-5071 has 1 manufacturer part number on file: SM-C-717777 (Spencer Industries Inc).
Key specifications for SM-C-717777: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Precious Material: SILVER; Voltage Standing Wave Ratio: 1.05. 12 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 5985-01-107-5071 has DEMIL Code B. 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.