PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11590Bulkhead Mechanism

Atlantic Inertial Systems Inc · NSN 6610-01-014-3961 · FSC 6610 · No Item Name Available
Verified by PartsTable
NSN 6610-01-014-3961 — this item is cataloged by the U.S. Government under National Stock Number 6610-01-014-3961. Primary manufacturer part number: 11590.
Features
  • Bulkhead Mechanism — FSC 6610
  • General Characteristics Item Description: ALUMINUM ALLOY QQ-A-250/11 ALLOY 6061 TEMPER T6,CHEMICAL FILM MIL-C-5541,1.410 IN. O/A LG IN
  • 2 verified cross-references
  • Primary manufacturer: Atlantic Inertial Systems Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Bulkhead Mechanism, cataloged under National Stock Number 6610-01-014-3961, is classified within Federal Supply Class 6610 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Atlantic Inertial Systems Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6610-01-014-3961
Primary Part Number11590
Item NameBulkhead Mechanism
FSC / FSG6610 / 66 — No Item Name Available
ManufacturerAtlantic Inertial Systems Inc
StatusACTIVE
General Characteristics Item DescriptionALUMINUM ALLOY QQ-A-250/11 ALLOY 6061 TEMPER T6,CHEMICAL FILM MIL-C-5541,1.410 IN. O/A LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1660-00-031-575311590 INTERCHANGEABLE
Shaft
Triumph Thermal Systems - Maryland, Inc.
3110-00-100-313265C35476-1 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5330-00-115-8841116556978 INTERCHANGEABLE
Gasket
U S Army Tank Automotive Command Amsta-Im-Mm
3455-00-243-2167 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
5315-00-371-610411590 INTERCHANGEABLE
Pin,transmission Su
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
3040-00-392-7755SM-B-148386 INTERCHANGEABLE
Bell Crank
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6680-00-416-07123232490 INTERCHANGEABLE
Drive Assembly,tach
Hatch & Kirk, Inc.
5950-00-563-718211590 INTERCHANGEABLE
Transformer,power,s
Power Paragon, Inc. Dba Power Magnetics Div Power Magnetics
5342-01-070-369211590 INTERCHANGEABLE
Clamp
Amfs American Fleet Services
4820-01-218-802710876-1 PIECE 4 1 1/2 INTERCHANGEABLE
Seat,valve
Velan Valve Corp.
Cross-Reference Index
Part NumberManufacturer
11590 Atlantic Inertial Systems Inc (USA)
11590 Atlantic Inertial Systems Inc Div Cheshire Division (USA)
Related Parts
1660-00-031-5753INTERCHANGEABLE
SHAFT
11590
3110-00-100-3132INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
65C35476-1
5330-00-115-8841INTERCHANGEABLE
GASKET
116556978
3455-00-243-2167INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
5315-00-371-6104INTERCHANGEABLE
PIN,TRANSMISSION SU
11590
3040-00-392-7755INTERCHANGEABLE
BELL CRANK
SM-B-148386
6680-00-416-0712INTERCHANGEABLE
DRIVE ASSEMBLY,TACH
3232490
5950-00-563-7182INTERCHANGEABLE
TRANSFORMER,POWER,S
11590
5342-01-070-3692INTERCHANGEABLE
CLAMP
11590
4820-01-218-8027INTERCHANGEABLE
SEAT,VALVE
10876-1 PIECE 4 1 1/2
6220-01-242-9030INTERCHANGEABLE
LAMP UNIT,VEHICULAR
15200R
4920-01-350-2773INTERCHANGEABLE
MAINTENANCE KIT,AIRCRAFT
11590

Frequently Asked Questions

What is NSN 6610-01-014-3961?

NSN 6610-01-014-3961 is a Bulkhead Mechanism, manufactured by Atlantic Inertial Systems Inc, classified under FSC 6610 (No Item Name Available). Status: active.

What are the part numbers for NSN 6610-01-014-3961?

NSN 6610-01-014-3961 has 2 cross-referenced part numbers: 11590 (Atlantic Inertial Systems Inc), 11590 (Atlantic Inertial Systems Inc Div Cheshire Division).

What NSN replaces 6610-01-014-3961?

There are 12 known substitutes for 6610-01-014-3961: 1660-00-031-5753, 3110-00-100-3132, 5330-00-115-8841 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11590?

Key specifications for 11590: General Characteristics Item Description: ALUMINUM ALLOY QQ-A-250/11 ALLOY 6061 TEMPER T6,CHEMICAL FILM MIL-C-5541,1.410 IN. O/A LG IN. 1 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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