PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40691ARetainer,packing

Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S · NSN 5330-00-379-3651 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-379-3651 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-379-3651. Primary manufacturer part number: 40691A.
Features
  • Retainer,packing — FSC 5330
  • Surface Treatment Document and Classification: MIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Material: ALUMINUM ALLOY 2024 OVERALL
  • Surface Treatment: ANODIZE OVERALL
  • Material Document and Classification: QQ-A-225/6 T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • 1 verified cross-reference
  • Primary manufacturer: Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
Applications
  • Applications requiring Aluminum Alloy 2024 Overall construction
General Description

The Retainer,packing, cataloged under National Stock Number 5330-00-379-3651, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-379-3651
Primary Part Number40691A
Item NameRetainer,packing
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerItt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
StatusACTIVE
Surface Treatment Document and ClassificationMIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MaterialALUMINUM ALLOY 2024 OVERALL
Surface TreatmentANODIZE OVERALL
Material Document and ClassificationQQ-A-225/6 T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5330-00-145-137640691A INTERCHANGEABLE
Gasket
Brinkley Technology Group Llc Dba Hercules Manufacturing
Cross-Reference Index
Part NumberManufacturer
40691A PRIMARY Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S (USA)
Related Parts
5330-00-145-1376INTERCHANGEABLE
GASKET
40691A

Frequently Asked Questions

What is NSN 5330-00-379-3651?

NSN 5330-00-379-3651 is a Retainer,packing, manufactured by Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-379-3651?

NSN 5330-00-379-3651 has 1 cross-referenced part number: 40691A (Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S).

What NSN replaces 5330-00-379-3651?

There is 1 known substitute for 5330-00-379-3651: 5330-00-145-1376. Verify interchangeability with system specifications before substitution.

What are the specifications of 40691A?

Key specifications for 40691A: Surface Treatment Document and Classification: MIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Material: ALUMINUM ALLOY 2024 OVERALL; Surface Treatment: ANODIZE OVERALL; Material Document and Classification: QQ-A-225/6 T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 4 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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