The Seal,waveguide, cataloged under National Stock Number 5985-01-642-1483, 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 Radio Frequency Systems Inc. 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 | 5985-01-642-1483 |
| Primary Part Number | PW137-C-1 |
| Item Name | Seal,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Radio Frequency Systems Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| PW137-C-1 PRIMARY | Radio Frequency Systems Inc (USA) |
NSN 5985-01-642-1483 is a Seal,waveguide, manufactured by Radio Frequency Systems Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-642-1483 has 1 manufacturer part number on file: PW137-C-1 (Radio Frequency Systems Inc).
Key specifications for PW137-C-1: Special Features: FLANGE MOUNTED MYLAR PRESSURE WINDOW. 1/16" (1.5 MM)THICK; MAXIMUM PRESSURE 15PSI; FITS WAVEGUIDE SIZE IEC(EIA) R70(WR137) BETWEEN MIL CHOKE/COVER ORCPR FLANGES. FREQUENCY RANGE GHZ 5.925-7.750; MINIMUM RETURN LOSS (MAX. VSWR), DB (VSWR) 46.1(1.01:1). ELECTRICALLY COMPENSATED LOCATE CLOSE TO RF EQUIPMENT, CPR137G FLANGE, MATERIAL: BRASS MM; Part Name Assigned by Controlling Agency: WPW-137EP PRESSURE WINDOW. 0 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 5985-01-642-1483 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.