NSN 6625-01-650-4346 · NIIN 016504346 · Part number XLI W/87-399-RB1U
Microsemi Frequency and Time Corp · FSC 6625 — Electrical and Electronic Properties Measuring and Testing Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 1B0C5
Government record, cited
NSN 6625-01-650-4346 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-650-4346. Manufacturer of record part number: XLI W/87-399-RB1U.
Also searched as6625-01-650-4346 ·
6625016504346 ·
NIIN 016504346 ·
01-650-4346 ·
FSC 6625 Electrical and Electronic Properties Measuring and Testing Instruments · CAGE 1B0C5 · XLI W/87-399-RB1U
AC Voltage Rating: 90.0 VOLTS MINIMUM AND 260.0 VOLTS MAXIMUM
Recording Device Accommodation: NOT PROVIDED
Frequency Range Rating: -47.0 TO 440.0 MEGAHERTZ
Unit Type: PLUG-IN
Individual Plug-in Unit Frequency: 10.0 MEGAHERTZ
1 manufacturer part number on file
Manufacturer of record: Microsemi Frequency and Time Corp
Identification
NSN: 6625-01-650-4346
NIIN: 016504346
FSC: 6625 — Electrical and Electronic Properties Measuring and Testing Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: XLI W/87-399-RB1U
Manufacturer: Microsemi Frequency and Time Corp
General Description
The Frequency Standard, cataloged under National Stock Number 6625-01-650-4346, 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 Microsemi Frequency and Time Corp. Government technical data includes 5 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. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
6625-01-650-4346
Primary Part Number
XLI W/87-399-RB1U
Item Name
Frequency Standard
FSC / FSG
6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments
Manufacturer
Microsemi Frequency and Time Corp
Status
ACTIVE
AC Voltage Rating
90.0 VOLTS MINIMUM AND 260.0 VOLTS MAXIMUM
Recording Device Accommodation
NOT PROVIDED
Frequency Range Rating
-47.0 TO 440.0 MEGAHERTZ
Unit Type
PLUG-IN
Individual Plug-in Unit Frequency
10.0 MEGAHERTZ
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 6625 — Electrical and Electronic Properties Measuring and Testing Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6625-00-000-0309
6625-00-000-0309 · Item name not on file
6625-00-000-0480
6625-00-000-0480 · Item name not on file
6625-00-001-1338
6625-00-001-1338 · Item name not on file
6625-00-001-1341
6625-00-001-1341 · Item name not on file
6625-00-001-1371
6625-00-001-1371 · Item name not on file
6625-00-001-1373
6625-00-001-1373 · Item name not on file
6625-00-001-1374
6625-00-001-1374 · Item name not on file
6625-00-001-1377
SWEEP GENERATOR SUBASSEMBLY
Frequently Asked Questions
What is NSN 6625-01-650-4346?
NSN 6625-01-650-4346 is a Frequency Standard, manufactured by Microsemi Frequency and Time Corp, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
What part numbers are listed for NSN 6625-01-650-4346?
NSN 6625-01-650-4346 has 1 manufacturer part number on file: XLI W/87-399-RB1U (Microsemi Frequency and Time Corp).
What are the specifications of XLI W/87-399-RB1U?
Key specifications for XLI W/87-399-RB1U: AC Voltage Rating: 90.0 VOLTS MINIMUM AND 260.0 VOLTS MAXIMUM; Recording Device Accommodation: NOT PROVIDED; Frequency Range Rating: -47.0 TO 440.0 MEGAHERTZ; Unit Type: PLUG-IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 6625-01-650-4346 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 6625-01-650-4346?
NSN 6625-01-650-4346 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.