Seal Assembly, Shaft, Spring Loade4320-01-421-1409

NSN 4320-01-421-1409 · NIIN 014211409

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

Government record, cited

Also searched as 4320-01-421-1409 · 4320014211409 · NIIN 014211409 · 01-421-1409 · FSC 4320 Power and Hand Pumps · NF16259 · 231-31-1526 · PL0510CCRE-1 ITEM 82

Nearby stock numbers ← 4320-01-421-0676 Pump Unit, Rotary · 4320-01-421-1606 Pump Unit, Reciprocating →

Features

Seal Assembly,shaft,spring Loade — FSC 4320

Identification

NSN: 4320-01-421-1409
NIIN: 014211409
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors

General Description

The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-421-1409, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Seal Assembly,shaft,spring Loade
FSC / FSG	4320 — Power and Hand Pumps (FSG 43)

Technical Specifications

Parameter	Value
NSN	4320-01-421-1409
Item Name	Seal Assembly,shaft,spring Loade
FSC / FSG	4320 / 43 — Power and Hand Pumps
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

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

Reference documents

Reference	Meaning
NF16259	5/1 Secondary reference U.S. Government activity
231-31-1526	3/2 Design control — primary reference U.S. Government activity
PL0510CCRE-1 ITEM 82	5/2 Secondary reference U.S. Government activity

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 4320-01-421-1409?

NSN 4320-01-421-1409 is a Seal Assembly,shaft,spring Loade, classified under FSC 4320, Power and Hand Pumps. Status: active.

Is NSN 4320-01-421-1409 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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