PartsTable TECHNICAL DATA SHEET
NSN 5325-01-591-7640Government record, cited

Ring, Retaining5325-01-591-7640

NSN 5325-01-591-7640 · NIIN 015917640 · Part number ST A1C6100
Moyno Inc. Div Moyno Inc. · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 4Q845
Government record, cited
NSN 5325-01-591-7640 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-591-7640. Manufacturer of record part number: ST A1C6100.
Also searched as  5325-01-591-7640 · 5325015917640 · NIIN 015917640 · 01-591-7640 · FSC 5325 Fastening Devices · CAGE 4Q845 · ST A1C6100
Nearby stock numbers  ·
Features
  • Ring,retaining — FSC 5325
  • 1 manufacturer part number on file
  • Manufacturer of record: Moyno Inc. Div Moyno Inc.
Identification
  • NSN: 5325-01-591-7640
  • NIIN: 015917640
  • FSC: 5325 — Fastening Devices
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: ST A1C6100
  • Manufacturer: Moyno Inc. Div Moyno Inc.
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-591-7640, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Moyno Inc. Div Moyno Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-591-7640
Primary Part NumberST A1C6100
Item NameRing,retaining
FSC / FSG5325 / 53 — Fastening Devices
ManufacturerMoyno Inc. Div Moyno Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
ST A1C6100 PRIMARY Moyno Inc. Div Moyno Inc. (USA)
No interchangeability data on file.
Other items in FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884
5325-00-000-1884 · Item name not on file
5325-00-000-9988
5325-00-000-9988 · Item name not on file
5325-00-001-1567
RING,RETAINING
5325-00-001-2043
FASTENER,PANEL
5325-00-001-3842
RING,RETAINING
5325-00-001-3858
5325-00-001-3858 · Item name not on file
5325-00-001-3871
RING,RETAINING
5325-00-001-4317
RING,RETAINING

Frequently Asked Questions

What is NSN 5325-01-591-7640?

NSN 5325-01-591-7640 is a Ring,retaining, manufactured by Moyno Inc. Div Moyno Inc., classified under FSC 5325, Fastening Devices. Status: active.

What part numbers are listed for NSN 5325-01-591-7640?

NSN 5325-01-591-7640 has 1 manufacturer part number on file: ST A1C6100 (Moyno Inc. Div Moyno Inc.).

What are the specifications of ST A1C6100?

Key specifications for ST A1C6100: Part Name Assigned by Controlling Agency: RING, RETAINING. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5325-01-591-7640 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.
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