PartsTable TECHNICAL DATA SHEET

NSN 4320-01-273-3695Government record, cited

Pump, Inlet4320-01-273-3695

NSN 4320-01-273-3695 · NIIN 012733695 · Part number AA9778-47

Pall Aeropower Corporation · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 18350

Government record, cited

NSN 4320-01-273-3695 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-273-3695. Manufacturer of record part number: AA9778-47.

Also searched as 4320-01-273-3695 · 4320012733695 · NIIN 012733695 · 01-273-3695 · FSC 4320 Power and Hand Pumps · CAGE 18350 · AA9778-47 · 4CEN · 4CEN1-5CC

Nearby stock numbers ← 4320-01-273-3689 Parts Kit, Seal Replacement, Mechanical Equipment · 4320-01-273-3697 Crankshaft, Pump →

Features

Pump,inlet — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Pall Aeropower Corporation

Identification

NSN: 4320-01-273-3695
NIIN: 012733695
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: AA9778-47
Manufacturer: Pall Aeropower Corporation

General Description

The Pump,inlet, cataloged under National Stock Number 4320-01-273-3695, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Pall Aeropower Corporation. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	4320-01-273-3695
Primary Part Number	AA9778-47
Item Name	Pump,inlet
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Pall Aeropower Corporation
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
AA9778-47 PRIMARY	Pall Aeropower Corporation (USA)

Reference documents

Reference	Meaning
4CEN	C/1 Advisory reference — outside the item-of-supply concept Tuthill Corporation Dba Tuthill Pump Group
4CEN1-5CC	C/1 Advisory reference — outside the item-of-supply concept Tuthill Corporation Dba Tuthill Pump Group

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 4320-01-273-3695?

NSN 4320-01-273-3695 is a Pump,inlet, manufactured by Pall Aeropower Corporation, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-273-3695?

NSN 4320-01-273-3695 has 1 manufacturer part number on file: AA9778-47 (Pall Aeropower Corporation).

What are the specifications of AA9778-47?

Key specifications for AA9778-47: End Item Identification: 4330-00-573-8075. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-273-3695 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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