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NSN 4320-01-321-8359Government record, cited

Valve Flapper, Pump4320-01-321-8359

NSN 4320-01-321-8359 · NIIN 013218359 · Part number 1674-000-90
W.w. Grainger, Inc. Div Government Sales Division · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 25795
Government record, cited
NSN 4320-01-321-8359 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-321-8359. Manufacturer of record part number: 1674-000-90.
Also searched as  4320-01-321-8359 · 4320013218359 · NIIN 013218359 · 01-321-8359 · FSC 4320 Power and Hand Pumps · CAGE 25795 · 1674-000-90
Nearby stock numbers  ·
Features
  • Valve Flapper,pump — FSC 4320
  • 1 manufacturer part number on file
  • Manufacturer of record: W.w. Grainger, Inc. Div Government Sales Division
Identification
  • NSN: 4320-01-321-8359
  • NIIN: 013218359
  • FSC: 4320 — Power and Hand Pumps
  • FSG: 43 — Pumps and Compressors
  • Primary part number: 1674-000-90
  • Manufacturer: W.w. Grainger, Inc. Div Government Sales Division
General Description

The Valve Flapper,pump, cataloged under National Stock Number 4320-01-321-8359, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
ParameterValue
NSN4320-01-321-8359
Primary Part Number1674-000-90
Item NameValve Flapper,pump
FSC / FSG4320 / 43 — Power and Hand Pumps
ManufacturerW.w. Grainger, Inc. Div Government Sales Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
1674-000-90 PRIMARY W.w. Grainger, Inc. Div Government Sales Division (USA)
Reference documents
ReferenceMeaning
1674-000-90 C/1 Advisory reference — outside the item-of-supply concept
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 4320-01-321-8359?

NSN 4320-01-321-8359 is a Valve Flapper,pump, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-321-8359?

NSN 4320-01-321-8359 has 1 manufacturer part number on file: 1674-000-90 (W.w. Grainger, Inc. Div Government Sales Division).

What are the specifications of 1674-000-90?

Key specifications for 1674-000-90: Special Features: FURN W/GASKET; End Item Identification: CENTRIFUGAL PUMP;DAYTON ELECTRIC,MODEL 1P954. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-321-8359 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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