The Rf Transfer Standard, cataloged under National Stock Number 6625-01-253-4934, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Tegam, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-01-253-4934 |
| Primary Part Number | 1807 |
| Item Name | Rf Transfer Standard |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Tegam, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | RF IMPEDANCE 50 OHMS; NOMINAL IMPEDANCE 50 OHMS; FREQUENCY RANGE 0.1 TO 18.0 GHZ; DYNAMIC ATTENUATION RANGE 40 DB MINIMUM; FREQUENCY RESPONSE 50 KHZ DC; OPERATING TEMPERATURE RANGE 0 TO 70 DEG C; INPUT POWER PLUS 33 DBM MAXIMUM; HEIGHT 7.520 IN. NOMINAL; WIDTH 8,750 IN. NOMINAL; LENGTH 17.620 IN. NOMINAL GHz |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1807 PRIMARY | Tegam, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1807 | 5/9 Secondary reference U.S. Government activity |
NSN 6625-01-253-4934 is a Rf Transfer Standard, manufactured by Tegam, Inc., classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-253-4934 has 1 manufacturer part number on file: 1807 (Tegam, Inc.).
5 possible matches (shared part number, not a government interchangeability claim): 3020-01-262-5273, 5950-01-313-3727, 5330-01-356-5022. Verify interchangeability with system specifications before substitution.
Key specifications for 1807: General Characteristics Item Description: RF IMPEDANCE 50 OHMS; NOMINAL IMPEDANCE 50 OHMS; FREQUENCY RANGE 0.1 TO 18.0 GHZ; DYNAMIC ATTENUATION RANGE 40 DB MINIMUM; FREQUENCY RESPONSE 50 KHZ DC; OPERATING TEMPERATURE RANGE 0 TO 70 DEG C; INPUT POWER PLUS 33 DBM MAXIMUM; HEIGHT 7.520 IN. NOMINAL; WIDTH 8,750 IN. NOMINAL; LENGTH 17.620 IN. NOMINAL GHz. 1 specification is 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.
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.