PartsTable TECHNICAL DATA SHEET

NSN 4320-01-137-4634Government record, cited

Liner and Sleeve Assembly4320-01-137-4634

NSN 4320-01-137-4634 · NIIN 011374634 · Part number 183915

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 4320-01-137-4634 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-137-4634. Manufacturer of record part number: 183915.

Also searched as 4320-01-137-4634 · 4320011374634 · NIIN 011374634 · 01-137-4634 · FSC 4320 Power and Hand Pumps · CAGE 07524 · 183915 · E-4183 ITEM 41 · E-4164 ITEM 41

Nearby stock numbers ← 4320-01-137-4545 Seal Assembly, Shaft, Spring Loade · 4320-01-137-4673 →

Features

Liner and Sleeve Assembly — FSC 4320
2 manufacturer part numbers on file
Manufacturer of record: Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer

Identification

NSN: 4320-01-137-4634
NIIN: 011374634
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 183915
Manufacturer: Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer

General Description

The Liner and Sleeve Assembly, cataloged under National Stock Number 4320-01-137-4634, 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 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4320-01-137-4634
Primary Part Number	183915
Item Name	Liner and Sleeve Assembly
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

Cross-Reference Index

Part Number	Manufacturer
183915 PRIMARY	Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
183915	Ebsray Pumps Pty Ltd (AUS)

Reference documents

Reference	Meaning
E-4183 ITEM 41	5/9 Secondary reference Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
E-4164 ITEM 41	5/9 Secondary reference Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer

No interchangeability data on file.

Other items in FSC 4320 — Power and Hand Pumps

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4320-00-001-1633

4320-00-001-1633 · Item name not on file

4320-00-001-2628

RETAINER AND PIN

4320-00-001-2629

HOUSING AND PIN

4320-00-001-2630

PUMP,CENTRIFUGAL

4320-00-001-2631

4320-00-001-2631 · Item name not on file

4320-00-001-2632

4320-00-001-2632 · Item name not on file

4320-00-001-3377

4320-00-001-3377 · Item name not on file

4320-00-001-3384

4320-00-001-3384 · Item name not on file

Frequently Asked Questions

What is NSN 4320-01-137-4634?

NSN 4320-01-137-4634 is a Liner and Sleeve Assembly, 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 4320-01-137-4634?

NSN 4320-01-137-4634 has 2 manufacturer part numbers on file: 183915 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer), 183915 (Ebsray Pumps Pty Ltd).

What are the specifications of 183915?

Key specifications for 183915: End Item Identification: DOVER CORP PUMP MODEL BXL2NFB. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-137-4634 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.

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