The Spacer, cataloged under National Stock Number 5365-01-178-1565, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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
Spacer
FSC / FSG
5365 — Bushings, Rings, Shims, and Spacers (FSG 53)
Technical Specifications
Parameter
Value
NSN
5365-01-178-1565
Item Name
Spacer
FSC / FSG
5365 / 53 — Bushings, Rings, Shims, and Spacers
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.
4720-01-200-281455043-001POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Hydraflow
5331-01-216-96882100-31POSSIBLE MATCH
O-RING
Possible match (shared part number)Kearflex Engineering Company
5340-01-465-3552210031POSSIBLE MATCH
BRACKET,MOUNTING
Possible match (shared part number)Enjet Aero Dayton Inc
4820-01-614-168421003-1POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)Hydraulics International, Inc. Dba Hydraulics International Inc
5985-01-702-68884538591POSSIBLE MATCH
ANTENNA
Possible match (shared part number)Teledyne Flir Unmanned Ground Systems, Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
210031
3/9Design control — primary reference
Vega Enterprises Inc
Related Parts
4720-01-200-2814POSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
55043-001
5331-01-216-9688POSSIBLE MATCH
O-RING
2100-31
5340-01-465-3552POSSIBLE MATCH
BRACKET,MOUNTING
210031
4820-01-614-1684POSSIBLE MATCH
VALVE,CHECK
21003-1
5985-01-702-6888POSSIBLE MATCH
ANTENNA
4538591
Frequently Asked Questions
What is NSN 5365-01-178-1565?
NSN 5365-01-178-1565 is a Spacer, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
What NSN replaces 5365-01-178-1565?
5 possible matches (shared part number, not a government interchangeability claim): 4720-01-200-2814, 5331-01-216-9688, 5340-01-465-3552. Verify interchangeability with system specifications before substitution.
Is NSN 5365-01-178-1565 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.