PartsTable TECHNICAL DATA SHEET
NSN 4320-01-237-2842Government record, cited

Diffuser, Ejector4320-01-237-2842

NSN 4320-01-237-2842 · NIIN 012372842 · Part number E-14700-221 PIECE 13
Graham Corp · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 1LCX3
Government record, cited
NSN 4320-01-237-2842 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-237-2842. Manufacturer of record part number: E-14700-221 PIECE 13.
Also searched as  4320-01-237-2842 · 4320012372842 · NIIN 012372842 · 01-237-2842 · FSC 4320 Power and Hand Pumps · CAGE 1LCX3 · E-14700-221 PIECE 13 · E-14700-221 PIE · E-14700-221
Nearby stock numbers  ·
Features
  • Diffuser,ejector — FSC 4320
  • General Characteristics Item Description: STAINLESS STEEL
  • 1 manufacturer part number on file
  • Manufacturer of record: Graham Corp
Identification
  • NSN: 4320-01-237-2842
  • NIIN: 012372842
  • FSC: 4320 — Power and Hand Pumps
  • FSG: 43 — Pumps and Compressors
  • Primary part number: E-14700-221 PIECE 13
  • Manufacturer: Graham Corp
General Description

The Diffuser,ejector, cataloged under National Stock Number 4320-01-237-2842, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Graham Corp. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-237-2842
Primary Part NumberE-14700-221 PIECE 13
Item NameDiffuser,ejector
FSC / FSG4320 / 43 — Power and Hand Pumps
ManufacturerGraham Corp
StatusACTIVE
General Characteristics Item DescriptionSTAINLESS STEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4320-01-237-6332E-14700-221 PIECE 4 POSSIBLE MATCH
BONNET,OUTLET,AIR EJECTOR ASSEMB
Possible match (shared part number)Graham Corp
4320-01-237-6333E-14700-221 PIECE 11 POSSIBLE MATCH
CHAMBER,AIR
Possible match (shared part number)Graham Corp
4320-01-237-6334E-14700-221 PIECE 12 POSSIBLE MATCH
CHEST ASSEMBLY
Possible match (shared part number)Graham Corp
4420-01-237-8373E-14700-221 PIECE 2 POSSIBLE MATCH
CORE ASSEMBLY,FLUID COOLER
Possible match (shared part number)Graham Corp
4420-01-238-0219E-14700-221 PIECE 1 POSSIBLE MATCH
SHELL,FLUID COOLER,INDUSTRIAL
Possible match (shared part number)Graham Corp
4420-01-238-0220E-14700-221 PIECE 3 POSSIBLE MATCH
BONNET,FLUID COOLER,INDUSTRIAL
Possible match (shared part number)Graham Corp
4320-01-238-0831E-14700-221 PIECE 5 POSSIBLE MATCH
CHAMBER,AIR EJECTOR ASSEMBLY
Possible match (shared part number)Graham Corp
4320-01-238-1752E-14700-221 PIECE 8 POSSIBLE MATCH
DIFFUSER,AIR EJECTOR ASSEMBLY
Possible match (shared part number)Graham Corp
Cross-Reference Index
Part NumberManufacturer
E-14700-221 PIECE 13 PRIMARY Graham Corp (USA)
Reference documents
ReferenceMeaning
E-14700-221 PIECE 13 5/9 Secondary reference
Graham Mfg Co Inc for Procurement Use CAGE Code 1lcx3
E-14700-221 PIE C/1 Advisory reference — outside the item-of-supply concept
Graham Mfg Co Inc for Procurement Use CAGE Code 1lcx3
E-14700-221 D/9 Drawing number reference only
Graham Mfg Co Inc for Procurement Use CAGE Code 1lcx3
Related Parts
4320-01-237-6332POSSIBLE MATCH
BONNET,OUTLET,AIR EJECTOR ASSEMB
E-14700-221 PIECE 4
4320-01-237-6333POSSIBLE MATCH
CHAMBER,AIR
E-14700-221 PIECE 11
4320-01-237-6334POSSIBLE MATCH
CHEST ASSEMBLY
E-14700-221 PIECE 12
4420-01-237-8373POSSIBLE MATCH
CORE ASSEMBLY,FLUID COOLER
E-14700-221 PIECE 2
4420-01-238-0219POSSIBLE MATCH
SHELL,FLUID COOLER,INDUSTRIAL
E-14700-221 PIECE 1
4420-01-238-0220POSSIBLE MATCH
BONNET,FLUID COOLER,INDUSTRIAL
E-14700-221 PIECE 3
4320-01-238-0831POSSIBLE MATCH
CHAMBER,AIR EJECTOR ASSEMBLY
E-14700-221 PIECE 5
4320-01-238-1752POSSIBLE MATCH
DIFFUSER,AIR EJECTOR ASSEMBLY
E-14700-221 PIECE 8

Frequently Asked Questions

What is NSN 4320-01-237-2842?

NSN 4320-01-237-2842 is a Diffuser,ejector, manufactured by Graham Corp, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-237-2842?

NSN 4320-01-237-2842 has 1 manufacturer part number on file: E-14700-221 PIECE 13 (Graham Corp).

What NSN replaces 4320-01-237-2842?

8 possible matches (shared part number, not a government interchangeability claim): 4320-01-237-6332, 4320-01-237-6333, 4320-01-237-6334. Verify interchangeability with system specifications before substitution.

What are the specifications of E-14700-221 PIECE 13?

Key specifications for E-14700-221 PIECE 13: General Characteristics Item Description: STAINLESS STEEL. 1 specification is documented in the U.S. Government catalog.

Is NSN 4320-01-237-2842 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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