PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20181Angle,seat

Castle Industries Inc. of California Dba M.c. Gill · NSN 1680-01-152-4294 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-01-152-4294 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-152-4294. Primary manufacturer part number: 20181.
Features
  • Angle,seat — FSC 1680
  • FSC Application Data: SEAT,AIRCRAFT
  • General Characteristics Item Description: STOCK SIZE 6.8 X.040 X 1.00,FINISH F-2.30;CLAD 2024-T3 SHEET PER QQ-A-362-T3;2 REQUIRED;NEXT ASSEMBLY 50106
  • 1 verified cross-reference
  • Primary manufacturer: Castle Industries Inc. of California Dba M.c. Gill
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Angle,seat, cataloged under National Stock Number 1680-01-152-4294, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Castle Industries Inc. of California Dba M.c. Gill. Government technical data includes 2 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1680-01-152-4294
Primary Part Number20181
Item NameAngle,seat
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerCastle Industries Inc. of California Dba M.c. Gill
StatusACTIVE
FSC Application DataSEAT,AIRCRAFT
General Characteristics Item DescriptionSTOCK SIZE 6.8 X.040 X 1.00,FINISH F-2.30;CLAD 2024-T3 SHEET PER QQ-A-362-T3;2 REQUIRED;NEXT ASSEMBLY 50106
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5305-00-337-1429BSG54-1 INTERCHANGEABLE
Screw,adjusting
Johnson Controls Inc Control Products Div
5120-00-406-6543406-6543 INTERCHANGEABLE
Wrench,spanner
General Services Administration Federal Supply Service
5307-00-467-99813315342REVAPC181 INTERCHANGEABLE
Stud,plain
Naval Ship Systems Command
5330-00-650-2797 INTERCHANGEABLE
Gasket
3040-01-096-5547 INTERCHANGEABLE
Connecting Link,rigid
6520-01-270-597420181 INTERCHANGEABLE
Resin,restorative,dental
Kerr Corporation
1680-01-681-6912UH60-PMI2-2018 INTERCHANGEABLE
Insulation Blanket,cabin,aircraf
Kenjer Industries
Cross-Reference Index
Part NumberManufacturer
20181 Castle Industries Inc. of California Dba M.c. Gill (USA)
Related Parts
5305-00-337-1429INTERCHANGEABLE
SCREW,ADJUSTING
BSG54-1
5120-00-406-6543INTERCHANGEABLE
WRENCH,SPANNER
406-6543
5307-00-467-9981INTERCHANGEABLE
STUD,PLAIN
3315342REVAPC181
5330-00-650-2797INTERCHANGEABLE
GASKET
3040-01-096-5547INTERCHANGEABLE
CONNECTING LINK,RIGID
6520-01-270-5974INTERCHANGEABLE
RESIN,RESTORATIVE,DENTAL
20181
1680-01-681-6912INTERCHANGEABLE
INSULATION BLANKET,CABIN,AIRCRAF
UH60-PMI2-2018

Frequently Asked Questions

What is NSN 1680-01-152-4294?

NSN 1680-01-152-4294 is a Angle,seat, manufactured by Castle Industries Inc. of California Dba M.c. Gill, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-01-152-4294?

NSN 1680-01-152-4294 has 1 cross-referenced part number: 20181 (Castle Industries Inc. of California Dba M.c. Gill).

What NSN replaces 1680-01-152-4294?

There are 7 known substitutes for 1680-01-152-4294: 5305-00-337-1429, 5120-00-406-6543, 5307-00-467-9981 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20181?

Key specifications for 20181: FSC Application Data: SEAT,AIRCRAFT; General Characteristics Item Description: STOCK SIZE 6.8 X.040 X 1.00,FINISH F-2.30;CLAD 2024-T3 SHEET PER QQ-A-362-T3;2 REQUIRED;NEXT ASSEMBLY 50106; End Item Identification: E-3A AIRCRAFT A. 3 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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