PartsTable TECHNICAL DATA SHEET

NSN 4320-01-425-8778Government record, cited

Ring, Labyrinth, Pump4320-01-425-8778

NSN 4320-01-425-8778 · NIIN 014258778 · Part number SNS-4260-10012

Sims Pump Valve Co, Inc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 78314

Government record, cited

NSN 4320-01-425-8778 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-425-8778. Manufacturer of record part number: SNS-4260-10012.

Also searched as 4320-01-425-8778 · 4320014258778 · NIIN 014258778 · 01-425-8778 · FSC 4320 Power and Hand Pumps · CAGE 78314 · SNS-4260-10012 · 4260 · SNS-4260 POS O

Nearby stock numbers ← 4320-01-425-8534 Seal Assembly, Shaft, Spring Loade · 4320-01-425-8787 Pump, Hydraulic →

Features

Ring,labyrinth,pump — FSC 4320
2 manufacturer part numbers on file
Manufacturer of record: Sims Pump Valve Co, Inc

Identification

NSN: 4320-01-425-8778
NIIN: 014258778
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: SNS-4260-10012
Manufacturer: Sims Pump Valve Co, Inc

General Description

The Ring,labyrinth,pump, cataloged under National Stock Number 4320-01-425-8778, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Sims Pump Valve Co, Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Technical Specifications

Parameter	Value
NSN	4320-01-425-8778
Primary Part Number	SNS-4260-10012
Item Name	Ring,labyrinth,pump
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Sims Pump Valve Co, Inc
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
SNS-4260 POS O	Sims Pump Valve Co, Inc (USA)
SNS-4260-10012 PRIMARY	Sims Pump Valve Co, Inc (USA)

Reference documents

Reference	Meaning
4260	D/9 Drawing number reference only Sims Pump Valve Co, 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 4320-01-425-8778?

NSN 4320-01-425-8778 is a Ring,labyrinth,pump, manufactured by Sims Pump Valve Co, Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-425-8778?

NSN 4320-01-425-8778 has 2 manufacturer part numbers on file: SNS-4260 POS O (Sims Pump Valve Co, Inc), SNS-4260-10012 (Sims Pump Valve Co, Inc).

What are the specifications of SNS-4260-10012?

Key specifications for SNS-4260-10012: End Item Identification: CENTRIFUGAL PUMP;SIMS PUMP VALVE CO INC;SERIES EKLF-100;W/S STRATEGIC SEALIFT CONVERSION SHIPS CLASS. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-425-8778 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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