Sleeve, Shaft, Pump4320-01-031-9496

NSN 4320-01-031-9496 · NIIN 010319496 · Part number 497-Y

The Gorman-Rupp Company Div Gorman-Rupp · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 25567

Government record, cited

NSN 4320-01-031-9496 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-031-9496. Manufacturer of record part number: 497-Y.

Also searched as 4320-01-031-9496 · 4320010319496 · NIIN 010319496 · 01-031-9496 · FSC 4320 Power and Hand Pumps · CAGE 25567 · 497-Y

Nearby stock numbers ← 4320-01-031-9405 Impeller, Pump, Centrifugal · 4320-01-031-9613 Yoke, Hydraulic Motor-Pump →

Features

Sleeve,shaft,pump — FSC 4320
Corner Shape: CHAMFERED INSIDE LEFT CORNER
Corner Shape: SQUARE INSIDE RIGHT CORNER
Corner Shape: SQUARE OUTSIDE RIGHT CORNER
Corner Shape: SQUARE OUTSIDE LEFT CORNER
Body Outside Diameter: 0.9833 INCHES MINIMUM AND 0.9850 INCHES MAXIMUM IN
Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter: 0.7512 INCHES MINIMUM AND 0.7525 INCHES MAXIMUM IN

Identification

NSN: 4320-01-031-9496
NIIN: 010319496
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 497-Y
Manufacturer: The Gorman-Rupp Company Div Gorman-Rupp

General Description

The Sleeve,shaft,pump, cataloged under National Stock Number 4320-01-031-9496, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is The Gorman-Rupp Company Div Gorman-Rupp. Government technical data includes 9 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	4320-01-031-9496
Primary Part Number	497-Y
Item Name	Sleeve,shaft,pump
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	The Gorman-Rupp Company Div Gorman-Rupp
Status	ACTIVE
Corner Shape	CHAMFERED INSIDE LEFT CORNER
Corner Shape	SQUARE INSIDE RIGHT CORNER
Corner Shape	SQUARE OUTSIDE RIGHT CORNER
Corner Shape	SQUARE OUTSIDE LEFT CORNER
Body Outside Diameter	0.9833 INCHES MINIMUM AND 0.9850 INCHES MAXIMUM IN
Style Designator	SOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter	0.7512 INCHES MINIMUM AND 0.7525 INCHES MAXIMUM IN
Material	STEEL OVERALL
Keyway Dimension	0.1259 INCHES MINIMUM AND 0.1275 INCHES MAXIMUM INTERNAL KEYWAY WIDTH 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
497-Y PRIMARY	The Gorman-Rupp Company Div Gorman-Rupp (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 4320-01-031-9496?

NSN 4320-01-031-9496 is a Sleeve,shaft,pump, manufactured by The Gorman-Rupp Company Div Gorman-Rupp, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-031-9496?

NSN 4320-01-031-9496 has 1 manufacturer part number on file: 497-Y (The Gorman-Rupp Company Div Gorman-Rupp).

What are the specifications of 497-Y?

Key specifications for 497-Y: Corner Shape: CHAMFERED INSIDE LEFT CORNER; Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE LEFT CORNER. 9 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-031-9496 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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