The Holder,electrical Contact Ring, cataloged under National Stock Number 5977-00-044-4492, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Airflo Instrument Company, the Dba Airflo Instrument Co. Government technical data includes 6 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.
| Parameter | Value |
|---|---|
| NSN | 5977-00-044-4492 |
| Primary Part Number | 5110-117 |
| Item Name | Holder,electrical Contact Ring |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Airflo Instrument Company, the Dba Airflo Instrument Co |
| Status | ACTIVE |
| Large End Diameter | 2.747 INCHES MINIMUM AND 2.748 INCHES MAXIMUM IN |
| Style Designator | FRUSTRUM OF CONE |
| Accommodated Item Securing Device Type | SETSCREW |
| Small End Diameter | 0.680 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN |
| Surface Treatment | PHOSPHATE |
| Material | ALUMINUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5110-117 PRIMARY | Airflo Instrument Company, the Dba Airflo Instrument Co (USA) |
NSN 5977-00-044-4492 is a Holder,electrical Contact Ring, manufactured by Airflo Instrument Company, the Dba Airflo Instrument Co, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-044-4492 has 1 manufacturer part number on file: 5110-117 (Airflo Instrument Company, the Dba Airflo Instrument Co).
Key specifications for 5110-117: Large End Diameter: 2.747 INCHES MINIMUM AND 2.748 INCHES MAXIMUM IN; Style Designator: FRUSTRUM OF CONE; Overall Length: 2.370 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN; Accommodated Item Securing Device Type: SETSCREW. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.