The Ring,electrical Contact, cataloged under National Stock Number 5977-00-090-0041, 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 Moog Military Aircraft Llc. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5977-00-090-0041 |
| Primary Part Number | 1015531 |
| Item Name | Ring,electrical Contact |
| FSC / FSG | 5977 / 59 — Electrical Contact Brushes and Electrodes |
| Manufacturer | Moog Military Aircraft Llc |
| Status | ACTIVE |
| Overall Diameter | 0.625 INCHES NOMINAL IN |
| Material | SILVER |
| Usage Design | SLIP RING FOR COIN SILVER TUBE |
| 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 |
|---|---|
| 1015531 PRIMARY | Moog Military Aircraft Llc (USA) |
| Reference | Meaning |
|---|---|
| 1015531 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
NSN 5977-00-090-0041 is a Ring,electrical Contact, manufactured by Moog Military Aircraft Llc, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
NSN 5977-00-090-0041 has 1 manufacturer part number on file: 1015531 (Moog Military Aircraft Llc).
1 possible match (shared part number, not a government interchangeability claim): 4720-00-832-8293. Verify interchangeability with system specifications before substitution.
Key specifications for 1015531: Overall Diameter: 0.625 INCHES NOMINAL IN; Overall Width: 0.125 INCHES NOMINAL IN; End Item Identification: ANTENNA TYPE AS428A/APS-12; Material: SILVER. 3 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.