The Ring,retaining, cataloged under National Stock Number 5325-01-229-4245, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5325-01-229-4245
Item Name
Ring,retaining
FSC / FSG
5325 / 53 — Fastening Devices
Status
ACTIVE
Ring Style
WIRE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-229-6912121524POSSIBLE MATCH
STRAINER,VALVE
Possible match (shared part number)Aerco International, Inc. Dba Aerco International Inc
4820-01-229-7069121798POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)Aerco International, Inc. Dba Aerco International Inc
4820-01-229-7075121826POSSIBLE MATCH
RETAINER,DISK,VALVE
Possible match (shared part number)Aerco International, Inc. Dba Aerco International Inc
4820-01-229-7509121520POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)Aerco International, Inc. Dba Aerco International Inc
5305-01-425-5914121824POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)Jered Llc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
PL-C-066
D/9Drawing number reference only
U.S. Government activity
PL-C-066 ITEM 16
5/2Secondary reference
U.S. Government activity
121824
3/2Design control — primary reference
U.S. Government activity
Related Parts
4820-01-229-6912POSSIBLE MATCH
STRAINER,VALVE
121524
4820-01-229-7069POSSIBLE MATCH
DISK,VALVE
121798
4820-01-229-7075POSSIBLE MATCH
RETAINER,DISK,VALVE
121826
4820-01-229-7509POSSIBLE MATCH
DISK,VALVE
121520
5305-01-425-5914POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
121824
Frequently Asked Questions
What is NSN 5325-01-229-4245?
NSN 5325-01-229-4245 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
What NSN replaces 5325-01-229-4245?
5 possible matches (shared part number, not a government interchangeability claim): 4820-01-229-6912, 4820-01-229-7069, 4820-01-229-7075. Verify interchangeability with system specifications before substitution.
What are the specifications of 5325-01-229-4245?
Key specifications for 5325-01-229-4245: Ring Style: WIRE. 1 specification is documented in the U.S. Government catalog.
Is NSN 5325-01-229-4245 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.