PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AN931B7-11Grommet,nonmetallic

Aeronautical Standards Group Dept of Navy and Air Force · NSN 5325-00-290-3778 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-290-3778 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-290-3778. Primary manufacturer part number: AN931B7-11.
Features
  • Grommet,nonmetallic — FSC 5325
  • Groove Width: 0.188 INCHES NOMINAL IN
  • Large Flange Outside Diameter: 0.938 INCHES NOMINAL IN
  • Nonmetallic Hardness Rating: 50.0 MINIMUM SHORE DUROMETER A AND 55.0 MAXIMUM SHORE DUROMETER A
  • Flange Thickness: 0.125 INCHES NOMINAL IN
  • Hole Diameter: 0.438 INCHES NOMINAL IN
  • Grommet Construction Type: SOLID
  • Features Provided: OIL RESISTANT AND COOLANT RESISTANT
Applications
  • Applications requiring Rubber Synthetic Washer construction
General Description

The Grommet,nonmetallic, cataloged under National Stock Number 5325-00-290-3778, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aeronautical Standards Group Dept of Navy and Air Force. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-290-3778
Primary Part NumberAN931B7-11
Item NameGrommet,nonmetallic
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerAeronautical Standards Group Dept of Navy and Air Force
StatusCANCELLED
Groove Width0.188 INCHES NOMINAL IN
Large Flange Outside Diameter0.938 INCHES NOMINAL IN
Nonmetallic Hardness Rating50.0 MINIMUM SHORE DUROMETER A AND 55.0 MAXIMUM SHORE DUROMETER A
Flange Thickness0.125 INCHES NOMINAL IN
Hole Diameter0.438 INCHES NOMINAL IN
Grommet Construction TypeSOLID
Features ProvidedOIL RESISTANT AND COOLANT RESISTANT
Grommet StyleROUND
MaterialRUBBER SYNTHETIC WASHER
Groove Outside Diameter0.688 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5325-00-270-88853785674 INTERCHANGEABLE
Grommet,nonmetallic
Oshkosh Defense Llc
6250-00-299-6544 INTERCHANGEABLE
Lampholder
4820-00-418-0156 INTERCHANGEABLE
Valve,pressure Redu
5360-00-448-13602760 INTERCHANGEABLE
Spring,helical,extension
Telemechanics Inc
3030-00-528-3833 INTERCHANGEABLE
Belt,v
5940-00-617-24302-34161-1 INTERCHANGEABLE
Terminal,lug
Te Connectivity Corporation
2915-00-650-89362760 INTERCHANGEABLE
Poppet Assembly,che
L3harris Interstate Electronics Corporation
5330-00-715-4433113657 INTERCHANGEABLE
Gasket
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
8125-00-933-4414986590 INTERCHANGEABLE
Bottle,screw Cap
Wheaton Glass Co
8010-01-046-48882760 INTERCHANGEABLE
Lacquer
Polyone Corp
Cross-Reference Index
Part NumberManufacturer
AN931B7-11 Aeronautical Standards Group Dept of Navy and Air Force (USA)
201-0041-000 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
G3036 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2760 Atlantic India Rubber Co Inc (USA)
201004100 Cardwell Condenser Corp Lapointe-Admiral Div (USA)
Related Parts
5325-00-270-8885INTERCHANGEABLE
GROMMET,NONMETALLIC
3785674
6250-00-299-6544INTERCHANGEABLE
LAMPHOLDER
4820-00-418-0156INTERCHANGEABLE
VALVE,PRESSURE REDU
5360-00-448-1360INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
2760
3030-00-528-3833INTERCHANGEABLE
BELT,V
5940-00-617-2430INTERCHANGEABLE
TERMINAL,LUG
2-34161-1
2915-00-650-8936INTERCHANGEABLE
POPPET ASSEMBLY,CHE
2760
5330-00-715-4433INTERCHANGEABLE
GASKET
113657
8125-00-933-4414INTERCHANGEABLE
BOTTLE,SCREW CAP
986590
8010-01-046-4888INTERCHANGEABLE
LACQUER
2760
3110-01-246-2439INTERCHANGEABLE
BEARING,BALL,ANNULAR
6625-01-450-5833INTERCHANGEABLE
GENERATOR,PULSE
2760-0000

Frequently Asked Questions

What is NSN 5325-00-290-3778?

NSN 5325-00-290-3778 is a Grommet,nonmetallic, manufactured by Aeronautical Standards Group Dept of Navy and Air Force, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-290-3778?

NSN 5325-00-290-3778 has 5 cross-referenced part numbers: AN931B7-11 (Aeronautical Standards Group Dept of Navy and Air Force), 201-0041-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), G3036 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2760 (Atlantic India Rubber Co Inc), 201004100 (Cardwell Condenser Corp Lapointe-Admiral Div).

What NSN replaces 5325-00-290-3778?

There are 12 known substitutes for 5325-00-290-3778: 5325-00-270-8885, 6250-00-299-6544, 4820-00-418-0156 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AN931B7-11?

Key specifications for AN931B7-11: Groove Width: 0.188 INCHES NOMINAL IN; Large Flange Outside Diameter: 0.938 INCHES NOMINAL IN; Nonmetallic Hardness Rating: 50.0 MINIMUM SHORE DUROMETER A AND 55.0 MAXIMUM SHORE DUROMETER A; Flange Thickness: 0.125 INCHES NOMINAL IN. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-290-3778 still in active supply?

NSN 5325-00-290-3778 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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