Ring, Retaining 5325-01-645-8729 NSN 5325-01-645-8729 · NIIN 016458729 · Part number C21520-0190
Rosemount Aerospace Inc Dba Rosemount Aerospace Inc · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 59885
NSN 5325-01-645-8729 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-645-8729. Manufacturer of record part number: C21520-0190 .
Also searched as
5325-01-645-8729 ·
5325016458729 ·
NIIN 016458729 ·
01-645-8729 ·
FSC 5325 Fastening Devices · CAGE 59885 · C21520-0190
Nearby stock numbers
← 5325-01-645-8623 Ring, Retaining
·
5325-01-645-8842 Stud, Lock Pin Fastener →
Features
Ring,retaining — FSC 5325 1 manufacturer part number on file Manufacturer of record: Rosemount Aerospace Inc Dba Rosemount Aerospace Inc
Identification
NSN: 5325-01-645-8729
NIIN: 016458729
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: C21520-0190
Manufacturer: Rosemount Aerospace Inc Dba Rosemount Aerospace Inc
General Description
The Ring,retaining, cataloged under National Stock Number 5325-01-645-8729, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Rosemount Aerospace Inc Dba Rosemount Aerospace 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.
Catalog Facts
Item Name Ring,retaining FSC / FSG 5325 — Fastening Devices (FSG 53) Manufacturers Rosemount Aerospace Inc Dba Rosemount Aerospace Inc (CAGE 59885)
Technical Specifications
Parameter Value NSN 5325-01-645-8729 Primary Part Number C21520-0190 Item Name Ring,retaining FSC / FSG 5325 / 53 — Fastening Devices Manufacturer Rosemount Aerospace Inc Dba Rosemount Aerospace Inc Status ACTIVE
Lifecycle & Compliance
Acquisition Status ACTIVE DEMIL Code DEMIL A — No Demilitarization Required Hazard No hazard code in the DLA record (HMIC N)
Cross-Reference Index
Part Number Manufacturer
C21520-0190 PRIMARY Rosemount Aerospace Inc Dba Rosemount Aerospace 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 5325-01-645-8729?
NSN 5325-01-645-8729 is a Ring,retaining, manufactured by Rosemount Aerospace Inc Dba Rosemount Aerospace Inc, classified under FSC 5325, Fastening Devices. Status: active.
What part numbers are listed for NSN 5325-01-645-8729?
NSN 5325-01-645-8729 has 1 manufacturer part number on file: C21520-0190 (Rosemount Aerospace Inc Dba Rosemount Aerospace Inc).
Is NSN 5325-01-645-8729 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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