PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LS6177Structural Section,special Shape

Lockheed Martin Corp · NSN 9540-00-805-6440 · FSC 9540 · No Item Name Available
Verified by PartsTable
NSN 9540-00-805-6440 — this item is cataloged by the U.S. Government under National Stock Number 9540-00-805-6440. Primary manufacturer part number: LS6177.
Features
  • Structural Section,special Shape — FSC 9540
  • Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
  • Weight Per Unit Measure: 0.681 POUNDS PER LINEAR FOOT LBS
  • Material: ALUMINUM ALLOY 7075
  • Heat Treatment: T-6 SOLUTION HEAT TREATED AND ARTIFICALLY AGED
  • Nondefinitive Spec/std Data: T6 TEMPER
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL,TEMPER AND LENGTH REQUIREMENTS
  • Material Document and Classification: QQ-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE
Applications
  • Applications requiring Aluminum Alloy 7075 construction
General Description

The Structural Section,special Shape, cataloged under National Stock Number 9540-00-805-6440, is classified within Federal Supply Class 9540 (No Item Name Available) of the Metal Bars, Sheets, and Shapes group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN9540-00-805-6440
Primary Part NumberLS6177
Item NameStructural Section,special Shape
FSC / FSG9540 / 95 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
Weight Per Unit Measure0.681 POUNDS PER LINEAR FOOT LBS
MaterialALUMINUM ALLOY 7075
Heat TreatmentT-6 SOLUTION HEAT TREATED AND ARTIFICALLY AGED
Nondefinitive Spec/std DataT6 TEMPER
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY MATERIAL,TEMPER AND LENGTH REQUIREMENTS
Material Document and ClassificationQQ-A-200/11 FED SPEC SINGLE MATERIAL RESPONSE
Fabrication MethodEXTRUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-135-20853281-2241-00 INTERCHANGEABLE
Adapter,connector
Tyco Electronics Corp
6685-00-245-7696ASTM 58F INTERCHANGEABLE
Thermometer,self-Indicating
American Society for Testing and Materials Dba Astm International
5305-00-335-378812100 INTERCHANGEABLE
Screw
Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems
3820-00-429-97757060-004 INTERCHANGEABLE
Window,gage
Terex Usa, Llc Dba Terex Equipment Services
5340-00-634-735721200 INTERCHANGEABLE
Handwheel
Northrop Grumman Systems Corporation Div Marine Systems
5945-01-157-068521-200 INTERCHANGEABLE
Relay,hybrid
Te Connectivity Corporation
7350-01-256-108621200 INTERCHANGEABLE
Plate,eating
Babco International Inc
4820-01-309-3404 INTERCHANGEABLE
Seat,valve
9390-01-342-7501 INTERCHANGEABLE
Tape,reflective
6550-01-359-5093R21200 INTERCHANGEABLE
Naphthol
Remel Inc.
Cross-Reference Index
Part NumberManufacturer
LS6177 Lockheed Martin Corp (USA)
21200 International Light Metals Corp Sub of Martin Marietta Corp (USA)
QQA200-11 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5935-00-135-2085INTERCHANGEABLE
ADAPTER,CONNECTOR
3281-2241-00
6685-00-245-7696INTERCHANGEABLE
THERMOMETER,SELF-INDICATING
ASTM 58F
5305-00-335-3788INTERCHANGEABLE
SCREW
12100
3820-00-429-9775INTERCHANGEABLE
WINDOW,GAGE
7060-004
5340-00-634-7357INTERCHANGEABLE
HANDWHEEL
21200
5945-01-157-0685INTERCHANGEABLE
RELAY,HYBRID
21-200
7350-01-256-1086INTERCHANGEABLE
PLATE,EATING
21200
4820-01-309-3404INTERCHANGEABLE
SEAT,VALVE
9390-01-342-7501INTERCHANGEABLE
TAPE,REFLECTIVE
6550-01-359-5093INTERCHANGEABLE
NAPHTHOL
R21200
4820-01-419-2547INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21200-001
4820-01-419-2621INTERCHANGEABLE
PISTON,VALVE

Frequently Asked Questions

What is NSN 9540-00-805-6440?

NSN 9540-00-805-6440 is a Structural Section,special Shape, manufactured by Lockheed Martin Corp, classified under FSC 9540 (No Item Name Available). Status: active.

What are the part numbers for NSN 9540-00-805-6440?

NSN 9540-00-805-6440 has 3 cross-referenced part numbers: LS6177 (Lockheed Martin Corp), 21200 (International Light Metals Corp Sub of Martin Marietta Corp), QQA200-11 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 9540-00-805-6440?

There are 12 known substitutes for 9540-00-805-6440: 5935-00-135-2085, 6685-00-245-7696, 5305-00-335-3788 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LS6177?

Key specifications for LS6177: Length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT; Weight Per Unit Measure: 0.681 POUNDS PER LINEAR FOOT LBS; Material: ALUMINUM ALLOY 7075; Heat Treatment: T-6 SOLUTION HEAT TREATED AND ARTIFICALLY AGED. 8 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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