Ejector, Jet4320-01-273-9299

NSN 4320-01-273-9299 · NIIN 012739299 · Part number 55-S-100D-20

Derbyshire Machine & Tool Co · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 71905

Government record, cited

NSN 4320-01-273-9299 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-273-9299. Manufacturer of record part number: 55-S-100D-20.

Also searched as 4320-01-273-9299 · 4320012739299 · NIIN 012739299 · 01-273-9299 · FSC 4320 Power and Hand Pumps · CAGE 71905 · 55-S-100D-20

Nearby stock numbers ← 4320-01-273-9206 Control Cap Assembly, Pump · 4320-01-273-9300 Ejector, Jet →

Features

Ejector,jet — FSC 4320
Discharge Outlet Quantity: 1
Pressure Inlet Quantity: 1
Suction Inlet Quantity: 1
Material: COPPER ALLOY BODY
Media for Which Designed: WATER
Operation Method: WATER
1 manufacturer part number on file

Identification

NSN: 4320-01-273-9299
NIIN: 012739299
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 55-S-100D-20
Manufacturer: Derbyshire Machine & Tool Co

General Description

The Ejector,jet, cataloged under National Stock Number 4320-01-273-9299, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Derbyshire Machine & Tool Co. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4320-01-273-9299
Primary Part Number	55-S-100D-20
Item Name	Ejector,jet
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Derbyshire Machine & Tool Co
Status	ACTIVE
Discharge Outlet Quantity	1
Pressure Inlet Quantity	1
Suction Inlet Quantity	1
Material	COPPER ALLOY BODY
Media for Which Designed	WATER
Operation Method	WATER

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
55-S-100D-20 PRIMARY	Derbyshire Machine & Tool Co (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 4320-01-273-9299?

NSN 4320-01-273-9299 is a Ejector,jet, manufactured by Derbyshire Machine & Tool Co, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-273-9299?

NSN 4320-01-273-9299 has 1 manufacturer part number on file: 55-S-100D-20 (Derbyshire Machine & Tool Co).

What are the specifications of 55-S-100D-20?

Key specifications for 55-S-100D-20: Discharge Outlet Quantity: 1; Pressure Inlet Quantity: 1; Suction Inlet Quantity: 1; Material: COPPER ALLOY BODY. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-273-9299 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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