The Plunger Assembly,va, cataloged under National Stock Number 2995-00-397-5537, is classified within Federal Supply Class 2995 (Miscellaneous Engine Accessories, Aircraft) of the Engine Accessories group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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.
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5330-00-530-348523972POSSIBLE MATCH
RETAINER,PACKING
Possible match (shared part number)L3harris Technologies, Inc. Div Space and Airborne Systems
4520-01-099-09642397-2POSSIBLE MATCH
HEATING ELEMENT,ELECTRICAL,NONIM
Possible match (shared part number)Cox & Company, Inc. Dba Cox & Co Inc
3120-01-105-7638023972POSSIBLE MATCH
BEARING
Possible match (shared part number)Allianz Sweeper Company
6515-01-597-1944010994POSSIBLE MATCH
TRAP,WATER,CARBON DIOXIDE MONITO
Possible match (shared part number)Oridion Capnography, Inc.
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
23972
3/2Design control — primary reference
U.S. Government activity
Related Parts
5330-00-530-3485POSSIBLE MATCH
RETAINER,PACKING
23972
4520-01-099-0964POSSIBLE MATCH
HEATING ELEMENT,ELECTRICAL,NONIM
2397-2
3120-01-105-7638POSSIBLE MATCH
BEARING
023972
6515-01-597-1944POSSIBLE MATCH
TRAP,WATER,CARBON DIOXIDE MONITO
010994
Frequently Asked Questions
What is NSN 2995-00-397-5537?
NSN 2995-00-397-5537 is a Plunger Assembly,va, classified under FSC 2995, Miscellaneous Engine Accessories, Aircraft. Status: active.
What NSN replaces 2995-00-397-5537?
4 possible matches (shared part number, not a government interchangeability claim): 5330-00-530-3485, 4520-01-099-0964, 3120-01-105-7638. Verify interchangeability with system specifications before substitution.
Is NSN 2995-00-397-5537 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.
What is the DEMIL code for NSN 2995-00-397-5537?
NSN 2995-00-397-5537 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.