The Holder,crystal Unit, cataloged under National Stock Number 5955-00-971-5894, is classified within Federal Supply Class 5955 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Diamond Antenna & Microwave Corporation. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-00-971-5894 |
| Primary Part Number | 2028-1 |
| Item Name | Holder,crystal Unit |
| FSC / FSG | 5955 / 59 — No Item Name Available |
| Manufacturer | Diamond Antenna & Microwave Corporation |
| Status | ACTIVE |
| Precious Material | SILVER |
| Precious Material and Location | SURFACE SILVER |
| Accommodated Item Securing Device Type | TWIST LOCK |
| Style Designator | FRUSTRUM OF CONE |
| Material | COPPER ALLOY |
| Thread Class | 2A SINGLE MOUNTING FACILITY A |
| Thread Quantity Per Inch | 24 SINGLE MOUNTING FACILITY |
| Surface Treatment | SILVER |
| Large End Diameter | 0.750 INCHES NOMINAL IN |
| Small End Diameter | 0.438 INCHES NOMINAL IN |
| Material Document and Classification | QQ-B-626,COMP 22 FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment Document and Classification | QQ-S-365,TYPE 3 FED SPEC SINGLE TREATMENT RESPONSE |
| Thread Series Designator | UNF SINGLE MOUNTING FACILITY |
| Mounting Facility Type and Quantity | 1 THREADED BASE SINGLE MOUNTING FACILITY |
| Nominal Thread Size | 0.625 INCHES SINGLE MOUNTING FACILITY IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2028-1 PRIMARY | Diamond Antenna & Microwave Corporation (USA) |
NSN 5955-00-971-5894 is a Holder,crystal Unit, manufactured by Diamond Antenna & Microwave Corporation, classified under FSC 5955 (No Item Name Available). Status: active.
NSN 5955-00-971-5894 has 1 cross-referenced part number: 2028-1 (Diamond Antenna & Microwave Corporation).
There are 6 known substitutes for 5955-00-971-5894: 3530-00-084-1096, 5330-00-140-2257, 5930-00-896-0413 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2028-1: Precious Material: SILVER; Precious Material and Location: SURFACE SILVER; Accommodated Item Securing Device Type: TWIST LOCK; Style Designator: FRUSTRUM OF CONE. 16 total characteristics are documented in the Federal Logistics Information System.