PartsTable TECHNICAL DATA SHEET

NSN 4320-01-273-3207Government record, cited

Pump, Centrifugal4320-01-273-3207

NSN 4320-01-273-3207 · NIIN 012733207 · Part number 1 211 951 H91

Komatsu America Corp. · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 0SAT8

Government record, cited

NSN 4320-01-273-3207 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-273-3207. Manufacturer of record part number: 1 211 951 H91.

Also searched as 4320-01-273-3207 · 4320012733207 · NIIN 012733207 · 01-273-3207 · FSC 4320 Power and Hand Pumps · CAGE 0SAT8 · 1 211 951 H91

Nearby stock numbers ← 4320-01-273-3076 Seal Assembly, Shaft, Spring Loade · 4320-01-273-3208 Pump, Centrifugal →

Features

Pump,centrifugal — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Komatsu America Corp.

Identification

NSN: 4320-01-273-3207
NIIN: 012733207
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 1 211 951 H91
Manufacturer: Komatsu America Corp.

General Description

The Pump,centrifugal, cataloged under National Stock Number 4320-01-273-3207, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Komatsu America Corp.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Pump,centrifugal
FSC / FSG	4320 — Power and Hand Pumps (FSG 43)
Manufacturers	Komatsu America Corp. (CAGE 0SAT8)

Technical Specifications

Parameter	Value
NSN	4320-01-273-3207
Primary Part Number	1 211 951 H91
Item Name	Pump,centrifugal
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Komatsu America Corp.
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
1 211 951 H91	Komatsu America Corp. (USA)

Reference documents

Reference	Meaning
1 211 951 H91	3/9 Design control — primary reference Komatsu American Intl Co

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 4320-01-273-3207?

NSN 4320-01-273-3207 is a Pump,centrifugal, manufactured by Komatsu America Corp., classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-273-3207?

NSN 4320-01-273-3207 has 1 manufacturer part number on file: 1 211 951 H91 (Komatsu America Corp.).

Is NSN 4320-01-273-3207 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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