The Ring Assembly,electrical Contact, cataloged under National Stock Number 5977-00-738-1643, is classified within Federal Supply Class 5977 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Moog Inc.. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-738-1643 |
| Primary Part Number | F437 |
| Item Name | Ring Assembly,electrical Contact |
| FSC / FSG | 5977 / 59 — No Item Name Available |
| Manufacturer | Moog Inc. |
| Status | ACTIVE |
| FSC Application Data | GYROSCOPE,RATE |
| Diameter | 0.060 INCHES NOMINAL IN |
| Overall Diameter | 0.218 INCHES NOMINAL IN |
| Mounting Configuration | SHAFT |
| Contact Ring Quantity | 5 |
| Width | 0.035 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| F437 PRIMARY | Moog Inc. (USA) |
| 1751640 | Honeywell International Inc. Dba Honeywell International (USA) |
| 6579 | Electro-Tec Corp Dba Moog Inc., Components Group (USA) |
| 1751640 | Honeywell International Inc. Dba Honeywell (USA) |
| 1751640 | Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA) |
NSN 5977-00-738-1643 is a Ring Assembly,electrical Contact, manufactured by Moog Inc., classified under FSC 5977 (No Item Name Available). Status: active.
NSN 5977-00-738-1643 has 5 cross-referenced part numbers: F437 (Moog Inc.), 1751640 (Honeywell International Inc. Dba Honeywell International), 6579 (Electro-Tec Corp Dba Moog Inc., Components Group), 1751640 (Honeywell International Inc. Dba Honeywell), 1751640 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator).
There are 4 known substitutes for 5977-00-738-1643: 2590-00-092-9511, 4730-00-247-9529, 4730-00-861-8357 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for F437: FSC Application Data: GYROSCOPE,RATE; Overall Length: 0.603 INCHES NOMINAL IN; Diameter: 0.060 INCHES NOMINAL IN; Overall Diameter: 0.218 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.