The Ring,retaining, cataloged under National Stock Number 5325-01-417-2450, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Ring,retaining
FSC / FSG
5325 — Fastening Devices (FSG 53)
Technical Specifications
Parameter
Value
NSN
5325-01-417-2450
Item Name
Ring,retaining
FSC / FSG
5325 / 53 — Fastening Devices
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3120-01-436-9311POSSIBLE MATCH
BEARING,SLEEVE
Possible match (shared part number)
4820-01-595-664923240POSSIBLE MATCH
NOZZLE,VALVE
Possible match (shared part number)Mettler-Toledo Llc
6505-01-595-7454RFP-401POSSIBLE MATCH
HEMODIALYSIS SOLUTION,PREMIXED
Possible match (shared part number)Nxstage Medical, Inc.
5120-01-629-483023240POSSIBLE MATCH
WRENCH,SPANNER
Possible match (shared part number)Surefire, Llc Dba Surefire Llc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
23240
3/2Design control — primary reference
U.S. Government activity
Related Parts
3120-01-436-9311POSSIBLE MATCH
BEARING,SLEEVE
4820-01-595-6649POSSIBLE MATCH
NOZZLE,VALVE
23240
6505-01-595-7454POSSIBLE MATCH
HEMODIALYSIS SOLUTION,PREMIXED
RFP-401
5120-01-629-4830POSSIBLE MATCH
WRENCH,SPANNER
23240
Frequently Asked Questions
What is NSN 5325-01-417-2450?
NSN 5325-01-417-2450 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
What NSN replaces 5325-01-417-2450?
4 possible matches (shared part number, not a government interchangeability claim): 3120-01-436-9311, 4820-01-595-6649, 6505-01-595-7454. Verify interchangeability with system specifications before substitution.
Is NSN 5325-01-417-2450 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.