NSN 5325-01-186-7044 · NIIN 011867044 · Part number XR0-422
West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 09772
Government record, cited
NSN 5325-01-186-7044 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-186-7044. Manufacturer of record part number: XR0-422.
Manufacturer of record: West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher
Identification
NSN: 5325-01-186-7044
NIIN: 011867044
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: XR0-422
Manufacturer: West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher
General Description
The Ring,retaining, cataloged under National Stock Number 5325-01-186-7044, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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.
Catalog Facts
Item Name
Ring,retaining
FSC / FSG
5325 — Fastening Devices (FSG 53)
Manufacturers
West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher (CAGE 09772)
Technical Specifications
Parameter
Value
NSN
5325-01-186-7044
Primary Part Number
XR0-422
Item Name
Ring,retaining
FSC / FSG
5325 / 53 — Fastening Devices
Manufacturer
West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher
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 Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-01-363-9719POSSIBLE MATCH
WASHER,LOCK
Possible match (shared part number)
5360-01-429-590510926POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
Possible match (shared part number)Fm Af, Llc Dba American Fan Company
6525-01-572-2082451211430192POSSIBLE MATCH
CONTROL UNIT,X-RAY APPARATUS
Possible match (shared part number)Phillips Medical Systems North America Co
5120-01-617-6624TMXKL3POSSIBLE MATCH
EXTENSION,SOCKET WRENCH
Possible match (shared part number)Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5975-01-663-861510926POSSIBLE MATCH
LEG,ELECTRICAL EQUIPMENT
Possible match (shared part number)Gatr Technologies, Inc.
West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher (USA)
Reference documents
Reference
Meaning
10926
5/9Secondary reference
M-D Pneumatics Inc
13265 ITEM 44
5/9Secondary reference
M-D Pneumatics Inc
Related Parts
5310-01-363-9719POSSIBLE MATCH
WASHER,LOCK
5360-01-429-5905POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
10926
6525-01-572-2082POSSIBLE MATCH
CONTROL UNIT,X-RAY APPARATUS
451211430192
5120-01-617-6624POSSIBLE MATCH
EXTENSION,SOCKET WRENCH
TMXKL3
5975-01-663-8615POSSIBLE MATCH
LEG,ELECTRICAL EQUIPMENT
10926
Frequently Asked Questions
What is NSN 5325-01-186-7044?
NSN 5325-01-186-7044 is a Ring,retaining, manufactured by West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher, classified under FSC 5325, Fastening Devices. Status: active.
What part numbers are listed for NSN 5325-01-186-7044?
NSN 5325-01-186-7044 has 1 manufacturer part number on file: XR0-422 (West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher).
What NSN replaces 5325-01-186-7044?
5 possible matches (shared part number, not a government interchangeability claim): 5310-01-363-9719, 5360-01-429-5905, 6525-01-572-2082. Verify interchangeability with system specifications before substitution.
Is NSN 5325-01-186-7044 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.