Diaphragm, Pump4320-01-230-9013

NSN 4320-01-230-9013 · NIIN 012309013 · Part number I-904N

Siemens Energy, Inc. · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 16712

Government record, cited

NSN 4320-01-230-9013 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-230-9013. Manufacturer of record part number: I-904N.

Also searched as 4320-01-230-9013 · 4320012309013 · NIIN 012309013 · 01-230-9013 · FSC 4320 Power and Hand Pumps · CAGE 16712 · I-904N · G-16836 PC236

Nearby stock numbers ← 4320-01-230-9009 Passages, Suction · 4320-01-230-9027 Gland, Pump →

Features

Diaphragm,pump — FSC 4320
General Characteristics Item Description: CHROME STEEL ALLOY; 11.000 IN. OD; 2.000 IN. THK; 3.500 IN. ID IN
2 manufacturer part numbers on file
Manufacturer of record: Siemens Energy, Inc.

Identification

NSN: 4320-01-230-9013
NIIN: 012309013
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: I-904N
Manufacturer: Siemens Energy, Inc.

General Description

The Diaphragm,pump, cataloged under National Stock Number 4320-01-230-9013, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Siemens Energy, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4320-01-230-9013
Primary Part Number	I-904N
Item Name	Diaphragm,pump
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Siemens Energy, Inc.
Status	ACTIVE
General Characteristics Item Description	CHROME STEEL ALLOY; 11.000 IN. OD; 2.000 IN. THK; 3.500 IN. ID IN

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
G-16836 PC236	Siemens Energy, Inc. (USA)
I-904N PRIMARY	Siemens Energy, Inc. (USA)

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 4320-01-230-9013?

NSN 4320-01-230-9013 is a Diaphragm,pump, manufactured by Siemens Energy, Inc., classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-230-9013?

NSN 4320-01-230-9013 has 2 manufacturer part numbers on file: G-16836 PC236 (Siemens Energy, Inc.), I-904N (Siemens Energy, Inc.).

What are the specifications of I-904N?

Key specifications for I-904N: General Characteristics Item Description: CHROME STEEL ALLOY; 11.000 IN. OD; 2.000 IN. THK; 3.500 IN. ID IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 4320-01-230-9013 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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