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NSN 5330-01-443-2749Government record, cited
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Packing, Preformed5330-01-443-2749

NSN 5330-01-443-2749 · NIIN 014432749 · Part number KADAC-11680
Kalrez Usa, Llc · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 0GGM9
Government record, cited
NSN 5330-01-443-2749 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-443-2749. Manufacturer of record part number: KADAC-11680.
Also searched as  5330-01-443-2749 · 5330014432749 · NIIN 014432749 · 01-443-2749 · FSC 5330 Packing and Gasket Materials · CAGE 0GGM9 · KADAC-11680 · 4074T58P26 · 4074T58
Nearby stock numbers  ·
SECTION OD 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN O-RING CROSS SECTION
5330-01-443-2749 — Packing and Gasket Materials
Features
  • Packing,preformed — FSC 5330
  • Criticality Code Justification: AGAV
  • Material Document and Classification: AMS 7257 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Cross-Sectional Shape Style: O-RING
  • Center Hole Diameter: 2.965 INCHES MINIMUM AND 3.013 INCHES MAXIMUM IN
  • Cross Section Outside Diameter: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Material: RUBBER OVERALL
  • 1 manufacturer part number on file
Identification
  • NSN: 5330-01-443-2749
  • NIIN: 014432749
  • FSC: 5330 — Packing and Gasket Materials
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: KADAC-11680
  • Manufacturer: Kalrez Usa, Llc
General Description

The Packing,preformed, cataloged under National Stock Number 5330-01-443-2749, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Kalrez Usa, Llc. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government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
NSN5330-01-443-2749
Primary Part NumberKADAC-11680
Item NamePacking,preformed
FSC / FSG5330 / 53 — Packing and Gasket Materials
ManufacturerKalrez Usa, Llc
StatusACTIVE
Criticality Code JustificationAGAV
Material Document and ClassificationAMS 7257 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Cross-Sectional Shape StyleO-RING
Center Hole Diameter2.965 INCHES MINIMUM AND 3.013 INCHES MAXIMUM IN
Cross Section Outside Diameter0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
MaterialRUBBER OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeY
⇄ Related Items 9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5330-01-458-46854074T58P25 POSSIBLE MATCH
PACKING,PREFORMED
Possible match (shared part number)Kalrez Usa, Llc
5331-01-471-17104074T58P02 POSSIBLE MATCH
O-RING
Possible match (shared part number)General Electric Company Dba Ge Aerospace
5331-01-481-4109A9A01901-00616 POSSIBLE MATCH
O-RING
Possible match (shared part number)Greene Tweed & Co Inc
5330-01-519-0952A901105-00616 POSSIBLE MATCH
PACKING,PREFORMED
Possible match (shared part number)Greene Tweed & Co Inc
5330-01-526-6244A901302-00616 POSSIBLE MATCH
PACKING,PREFORMED
Possible match (shared part number)Greene Tweed & Co Inc
5331-01-526-7199A915601-00616 POSSIBLE MATCH
O-RING
Possible match (shared part number)Greene Tweed & Co Inc
5331-01-526-8369A911503-00616 POSSIBLE MATCH
O-RING
Possible match (shared part number)Greene Tweed & Co Inc
5331-01-526-8373A9A11301-00616 POSSIBLE MATCH
O-RING
Possible match (shared part number)Greene Tweed & Co Inc
5331-01-576-30204074T58P76 POSSIBLE MATCH
O-RING
Possible match (shared part number)General Electric Company Dba Ge Aerospace
Cross-Reference Index
Part NumberManufacturer
KADAC-11680 PRIMARY Kalrez Usa, Llc (USA)
Reference documents
ReferenceMeaning
4074T58P26 1/2 Source control — Government-approved source
U.S. Government activity
4074T58 D/9 Drawing number reference only
U.S. Government activity
Related Parts
5330-01-458-4685POSSIBLE MATCH
PACKING,PREFORMED
4074T58P25
5331-01-471-1710POSSIBLE MATCH
O-RING
4074T58P02
5331-01-481-4109POSSIBLE MATCH
O-RING
A9A01901-00616
5330-01-519-0952POSSIBLE MATCH
PACKING,PREFORMED
A901105-00616
5330-01-526-6244POSSIBLE MATCH
PACKING,PREFORMED
A901302-00616
5331-01-526-7199POSSIBLE MATCH
O-RING
A915601-00616
5331-01-526-8369POSSIBLE MATCH
O-RING
A911503-00616
5331-01-526-8373POSSIBLE MATCH
O-RING
A9A11301-00616
5331-01-576-3020POSSIBLE MATCH
O-RING
4074T58P76

Frequently Asked Questions

What is NSN 5330-01-443-2749?

NSN 5330-01-443-2749 is a Packing,preformed, manufactured by Kalrez Usa, Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.

What part numbers are listed for NSN 5330-01-443-2749?

NSN 5330-01-443-2749 has 1 manufacturer part number on file: KADAC-11680 (Kalrez Usa, Llc).

What NSN replaces 5330-01-443-2749?

9 possible matches (shared part number, not a government interchangeability claim): 5330-01-458-4685, 5331-01-471-1710, 5331-01-481-4109. Verify interchangeability with system specifications before substitution.

What are the specifications of KADAC-11680?

Key specifications for KADAC-11680: Criticality Code Justification: AGAV; Material Document and Classification: AMS 7257 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: O-RING; Special Features: MUST CONFORM TO MIL-STD-413. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5330-01-443-2749 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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