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NSN 5330-00-074-0758Government record, cited
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Ring, Wiper5330-00-074-0758

NSN 5330-00-074-0758 · NIIN 000740758 · Part number A304
Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 12190
Government record, cited
NSN 5330-00-074-0758 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-074-0758. Manufacturer of record part number: A304.
Also searched as  5330-00-074-0758 · 5330000740758 · NIIN 000740758 · 00-074-0758 · FSC 5330 Packing and Gasket Materials · CAGE 12190 · A304 · 7580-1 3-4
Nearby stock numbers  ·
SECTION ID 1.750 INCHES NOMINAL IN O-RING CROSS SECTION
5330-00-074-0758 — Packing and Gasket Materials
Features
  • Ring,wiper — FSC 5330
  • Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE
  • Inside Diameter: 1.750 INCHES NOMINAL IN
  • Ring Style: CONCENTRIC
  • Material: UNABLE TO DECODE
  • 1 manufacturer part number on file
  • Manufacturer of record: Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control
Identification
  • NSN: 5330-00-074-0758
  • NIIN: 000740758
  • FSC: 5330 — Packing and Gasket Materials
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: A304
  • Manufacturer: Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control
General Description

The Ring,wiper, cataloged under National Stock Number 5330-00-074-0758, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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
NSN5330-00-074-0758
Primary Part NumberA304
Item NameRing,wiper
FSC / FSG5330 / 53 — Packing and Gasket Materials
ManufacturerCurtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control
StatusACTIVE
Cross-Sectional Shape StylePLAIN RECTANGULAR, STRAIGHT FACE
Inside Diameter1.750 INCHES NOMINAL IN
Ring StyleCONCENTRIC
MaterialUNABLE TO DECODE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
⇄ Related Items 5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5999-00-166-6920PC36632-1 POSSIBLE MATCH
CONTACT ASSEMBLY,ELECTRICAL
Possible match (shared part number)Honeywell Intl Inc Defense Avionics Systems
3120-00-287-6315108485 POSSIBLE MATCH
BEARING,SLEEVE
Possible match (shared part number)Eastman Kodak Co
4320-00-360-1855A304 POSSIBLE MATCH
PUMP UNIT,CENTRIFUGAL
Possible match (shared part number)Weil Pump Co Inc
5306-00-510-6334A-304 POSSIBLE MATCH
BOLT,INTERNAL WRENCHING
Possible match (shared part number)Hartzell Propeller Llc
5895-01-573-2153A-30.4 POSSIBLE MATCH
CONVERTER,SIGNAL DATA
Possible match (shared part number)Ack Technologies Inc
Cross-Reference Index
Part NumberManufacturer
A304 PRIMARY Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control (USA)
Reference documents
ReferenceMeaning
7580-1 3-4 5/9 Secondary reference
U.S. Government activity
Related Parts
5999-00-166-6920POSSIBLE MATCH
CONTACT ASSEMBLY,ELECTRICAL
PC36632-1
3120-00-287-6315POSSIBLE MATCH
BEARING,SLEEVE
108485
4320-00-360-1855POSSIBLE MATCH
PUMP UNIT,CENTRIFUGAL
A304
5306-00-510-6334POSSIBLE MATCH
BOLT,INTERNAL WRENCHING
A-304
5895-01-573-2153POSSIBLE MATCH
CONVERTER,SIGNAL DATA
A-30.4

Frequently Asked Questions

What is NSN 5330-00-074-0758?

NSN 5330-00-074-0758 is a Ring,wiper, manufactured by Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control, classified under FSC 5330, Packing and Gasket Materials. Status: active.

What part numbers are listed for NSN 5330-00-074-0758?

NSN 5330-00-074-0758 has 1 manufacturer part number on file: A304 (Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control).

What NSN replaces 5330-00-074-0758?

5 possible matches (shared part number, not a government interchangeability claim): 5999-00-166-6920, 3120-00-287-6315, 4320-00-360-1855. Verify interchangeability with system specifications before substitution.

What are the specifications of A304?

Key specifications for A304: Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE; Inside Diameter: 1.750 INCHES NOMINAL IN; Ring Style: CONCENTRIC; Material: UNABLE TO DECODE. 4 specifications are documented in the U.S. Government catalog.

Is NSN 5330-00-074-0758 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). 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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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