NSN 4320-01-207-1104 · NIIN 012071104 · Part number E-4378
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 07524
Government record, cited
NSN 4320-01-207-1104 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-207-1104. Manufacturer of record part number: E-4378.
Also searched as4320-01-207-1104 ·
4320012071104 ·
NIIN 012071104 ·
01-207-1104 ·
FSC 4320 Power and Hand Pumps · CAGE 07524 · E-4378
Nearby stock numbers← 4320-01-207-0843 Rotor, Screw Type
·
4320-01-207-1105 →
Features
Pump Unit,rotary — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Identification
NSN: 4320-01-207-1104
NIIN: 012071104
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: E-4378
Manufacturer: Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
General Description
The Pump Unit,rotary, cataloged under National Stock Number 4320-01-207-1104, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 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 Unit,rotary
FSC / FSG
4320 — Power and Hand Pumps (FSG 43)
Manufacturers
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (CAGE 07524)
Technical Specifications
Parameter
Value
NSN
4320-01-207-1104
Primary Part Number
E-4378
Item Name
Pump Unit,rotary
FSC / FSG
4320 / 43 — Power and Hand Pumps
Manufacturer
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Status
ACTIVE
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 Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4320-01-378-5953E-4592POSSIBLE MATCH
PUMP,ROTARY
Possible match (shared part number)Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
4320-01-384-3288E-4378 BXL1 1/4NFH-TBPOSSIBLE MATCH
PUMP UNIT,ROTARY
Possible match (shared part number)Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
3020-01-384-6473902536POSSIBLE MATCH
PULLEY,GROOVE
Possible match (shared part number)Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
Related Parts
4320-01-378-5953POSSIBLE MATCH
PUMP,ROTARY
E-4592
4320-01-384-3288POSSIBLE MATCH
PUMP UNIT,ROTARY
E-4378 BXL1 1/4NFH-TB
3020-01-384-6473POSSIBLE MATCH
PULLEY,GROOVE
902536
Frequently Asked Questions
What is NSN 4320-01-207-1104?
NSN 4320-01-207-1104 is a Pump Unit,rotary, manufactured by Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer, classified under FSC 4320, Power and Hand Pumps. Status: active.
What part numbers are listed for NSN 4320-01-207-1104?
NSN 4320-01-207-1104 has 1 manufacturer part number on file: E-4378 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer).
What NSN replaces 4320-01-207-1104?
3 possible matches (shared part number, not a government interchangeability claim): 4320-01-378-5953, 4320-01-384-3288, 3020-01-384-6473. Verify interchangeability with system specifications before substitution.
Is NSN 4320-01-207-1104 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.