Rotor, Pump4320-01-064-3457

NSN 4320-01-064-3457 · NIIN 010643457

FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors

Government record, cited

Also searched as 4320-01-064-3457 · 4320010643457 · NIIN 010643457 · 01-064-3457 · FSC 4320 Power and Hand Pumps

Nearby stock numbers ← 4320-01-064-3454 Parts Kit, Rotary Pump · 4320-01-064-3458 Stator, Pump →

Features

Rotor,pump — FSC 4320
Outside Diameter: 1.875 INCHES NOMINAL IN
Rotor Design: WORM
Material: COPPER ALLOY AND NICKEL ALLOY

Identification

NSN: 4320-01-064-3457
NIIN: 010643457
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors

General Description

The Rotor,pump, cataloged under National Stock Number 4320-01-064-3457, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4320-01-064-3457
Item Name	Rotor,pump
FSC / FSG	4320 / 43 — Power and Hand Pumps
Status	ACTIVE
Outside Diameter	1.875 INCHES NOMINAL IN
Rotor Design	WORM
Material	COPPER ALLOY AND NICKEL ALLOY

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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
C81041	3/9 Design control — primary reference Robbins and Myers Inc

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 4320-01-064-3457?

NSN 4320-01-064-3457 is a Rotor,pump, classified under FSC 4320, Power and Hand Pumps. Status: active.

What are the specifications of 4320-01-064-3457?

Key specifications for 4320-01-064-3457: Outside Diameter: 1.875 INCHES NOMINAL IN; Overall Length: 9.875 INCHES NOMINAL IN; Rotor Design: WORM; Special Features: ONE END THD FEMALE 0.500-20 UNF 1.125 IN. THD DEPTH; OTHER END PLAIN HUB 1.375 IN. OD, 0.938 IN. ID, 1.375 IN. HUB LG; W/FOUR HOLES 0.312 IN. ID ON OUTER PERIPHERY OF HUB SPACED 90.0 DEG APART IN. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-064-3457 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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