The Pump Assembly, cataloged under National Stock Number 4320-00-453-5320, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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
Pump Assembly
FSC / FSG
4320 — Power and Hand Pumps (FSG 43)
Technical Specifications
Parameter
Value
NSN
4320-00-453-5320
Item Name
Pump Assembly
FSC / FSG
4320 / 43 — Power and Hand Pumps
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 Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4140-00-523-383686410POSSIBLE MATCH
IMPELLER,FAN,AXIAL
Possible match (shared part number)Hdt Expeditionary Systems Inc
9905-01-033-495886410POSSIBLE MATCH
BAND,MARKER
Possible match (shared part number)Hydro-Aire Aerospace Corp
5325-01-214-126286410POSSIBLE MATCH
RING,RETAINING
Possible match (shared part number)Triumph Aerostructures, Llc Dba Triumph Aerostructures - Vought Integrated Programs Division
4240-01-224-0351304710POSSIBLE MATCH
VOICEMITTER ASSEMBLY,FRONT
Possible match (shared part number)Mine Safety Appliances Company
6130-01-341-277386410POSSIBLE MATCH
RECTIFIER,METALLIC
Possible match (shared part number)Getinge Usa Inc
7910-01-367-1065POSSIBLE MATCH
BAG,VACUUM CLEANER
Possible match (shared part number)
6760-01-685-023886-410POSSIBLE MATCH
LENS,CAMERA,GENERAL PHOTOGRAPHIC
Possible match (shared part number)Edmund Optics, Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
86410
3/2Design control — primary reference
U.S. Government activity
Related Parts
4140-00-523-3836POSSIBLE MATCH
IMPELLER,FAN,AXIAL
86410
9905-01-033-4958POSSIBLE MATCH
BAND,MARKER
86410
5325-01-214-1262POSSIBLE MATCH
RING,RETAINING
86410
4240-01-224-0351POSSIBLE MATCH
VOICEMITTER ASSEMBLY,FRONT
304710
6130-01-341-2773POSSIBLE MATCH
RECTIFIER,METALLIC
86410
7910-01-367-1065POSSIBLE MATCH
BAG,VACUUM CLEANER
6760-01-685-0238POSSIBLE MATCH
LENS,CAMERA,GENERAL PHOTOGRAPHIC
86-410
Frequently Asked Questions
What is NSN 4320-00-453-5320?
NSN 4320-00-453-5320 is a Pump Assembly, classified under FSC 4320, Power and Hand Pumps. Status: active.
What NSN replaces 4320-00-453-5320?
7 possible matches (shared part number, not a government interchangeability claim): 4140-00-523-3836, 9905-01-033-4958, 5325-01-214-1262. Verify interchangeability with system specifications before substitution.
Is NSN 4320-00-453-5320 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.