PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100594Twist Lock,lh

Summa Technology Inc. Div Cullman Operations. · NSN 5340-01-540-3517 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-540-3517 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-540-3517. Primary manufacturer part number: 100594.
Features
  • Twist Lock,lh — FSC 5340
  • 3 verified cross-references
  • Primary manufacturer: Summa Technology Inc. Div Cullman Operations.
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Twist Lock,lh, cataloged under National Stock Number 5340-01-540-3517, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Summa Technology Inc. Div Cullman Operations.. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameTwist Lock,lh
FSC / FSG5340 — No Item Name Available (FSG 53)
ManufacturersAar Manufacturing, Inc. Dba Aar Mobility Systems (CAGE 80298); Summa Technology Inc. Div Cullman Operations. (CAGE 09BG8); Buffers Usa, Inc. Dba Buffers Usa Inc (CAGE 0SW64)
Technical Specifications
ParameterValue
NSN5340-01-540-3517
Primary Part Number100594
Item NameTwist Lock,lh
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerSumma Technology Inc. Div Cullman Operations.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 4
2530-00-152-8418F695 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
6680-00-650-1859100594 INTERCHANGEABLE
Valve Stem,regulator
Metadure Parts & Sales, Inc.
6625-01-061-9917398449-1 INTERCHANGEABLE
Mixer Stage,frequency
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
1680-01-172-5017100594-1 INTERCHANGEABLE
Frame Section,seat,aircraft
Bae Systems Land & Armaments L.p.
Cross-Reference Index
Part NumberManufacturer
AE0100594 Aar Manufacturing, Inc. Dba Aar Mobility Systems (USA)
100594 PRIMARY Summa Technology Inc. Div Cullman Operations. (USA)
100594 Buffers Usa, Inc. Dba Buffers Usa Inc (USA)
Related Parts
2530-00-152-8418INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
F695
6680-00-650-1859INTERCHANGEABLE
VALVE STEM,REGULATOR
100594
6625-01-061-9917INTERCHANGEABLE
MIXER STAGE,FREQUENCY
398449-1
1680-01-172-5017INTERCHANGEABLE
FRAME SECTION,SEAT,AIRCRAFT
100594-1

Frequently Asked Questions

What is NSN 5340-01-540-3517?

NSN 5340-01-540-3517 is a Twist Lock,lh, manufactured by Summa Technology Inc. Div Cullman Operations., classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-540-3517?

NSN 5340-01-540-3517 has 3 cross-referenced part numbers: AE0100594 (Aar Manufacturing, Inc. Dba Aar Mobility Systems), 100594 (Summa Technology Inc. Div Cullman Operations.), 100594 (Buffers Usa, Inc. Dba Buffers Usa Inc).

What NSN replaces 5340-01-540-3517?

There are 4 known substitutes for 5340-01-540-3517: 2530-00-152-8418, 6680-00-650-1859, 6625-01-061-9917 and 1 more. Verify interchangeability with system specifications before substitution.

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