NSN 5977-01-042-2317 · NIIN 010422317 · Part number 557-1521-10
Acron Aviation, Inc. · FSC 5977 — Electrical Contact Brushes and Electrodes · FSG 59 — Electrical and Electronic Equipment Components · CAGE 25583
Government record, cited
NSN 5977-01-042-2317 — this item is cataloged by the U.S. Government under National Stock Number 5977-01-042-2317. Manufacturer of record part number: 557-1521-10.
Also searched as5977-01-042-2317 ·
5977010422317 ·
NIIN 010422317 ·
01-042-2317 ·
FSC 5977 Electrical Contact Brushes and Electrodes · CAGE 25583 · 557-1521-10 · 41899-10
FSC: 5977 — Electrical Contact Brushes and Electrodes
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 557-1521-10
Manufacturer: Acron Aviation, Inc.
General Description
The Ring Assembly,electrical Contact, cataloged under National Stock Number 5977-01-042-2317, 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 Acron Aviation, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5977-01-042-2317
Primary Part Number
557-1521-10
Item Name
Ring Assembly,electrical Contact
FSC / FSG
5977 / 59 — Electrical Contact Brushes and Electrodes
Other items in FSC 5977 — Electrical Contact Brushes and Electrodes
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5977-00-001-8018
BRUSH,ELECTRICAL CONTACT
5977-00-001-8867
5977-00-001-8867 · Item name not on file
5977-00-002-9654
5977-00-002-9654 · Item name not on file
5977-00-003-0257
BRUSH SET,ELECTRICAL CONTACT
5977-00-003-0258
HOLDER,ELECTRICAL CONTACT BRUSH
5977-00-003-0264
5977-00-003-0264 · Item name not on file
5977-00-003-1196
ELECTRODE
5977-00-003-1197
5977-00-003-1197 · Item name not on file
Frequently Asked Questions
What is NSN 5977-01-042-2317?
NSN 5977-01-042-2317 is a Ring Assembly,electrical Contact, manufactured by Acron Aviation, Inc., classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
What part numbers are listed for NSN 5977-01-042-2317?
NSN 5977-01-042-2317 has 1 manufacturer part number on file: 557-1521-10 (Acron Aviation, Inc.).
What are the specifications of 557-1521-10?
Key specifications for 557-1521-10: Overall Diameter: 0.160 INCHES NOMINAL IN; Diameter: 0.073 INCHES NOMINAL IN; Overall Length: 0.530 INCHES NOMINAL IN; Surface Treatment: GOLD RING. 5 specifications are documented in the U.S. Government catalog.
Is NSN 5977-01-042-2317 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.