PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10543Spring,helical,torsion

Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc. · NSN 5360-00-076-3697 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-076-3697 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-076-3697. Primary manufacturer part number: 10543.
Features
  • Spring,helical,torsion — FSC 5360
  • Material: STEEL COMP 302 OR STEEL COMP 304 OVERALL
  • Center Loop Radius: 0.130 INCHES NOMINAL IN
  • End Style: ONE HOOK END OVERALL
  • End Length: 0.310 INCHES NOMINAL BOTH ENDS IN
  • Style Designator: SINGLE TORSION RIGHT HAND
  • Center Section Width: 0.520 INCHES NOMINAL IN
  • Center Tangent Angle: 20.0 DEGREES NOMINAL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 302 or Steel Comp 304 Overall construction
General Description

The Spring,helical,torsion, cataloged under National Stock Number 5360-00-076-3697, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc.. Government technical data includes 12 verified specifications, 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
NSN5360-00-076-3697
Primary Part Number10543
Item NameSpring,helical,torsion
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerFrontgrade Technologies Inc. Dba Frontgrade Technologies Inc.
StatusACTIVE
MaterialSTEEL COMP 302 OR STEEL COMP 304 OVERALL
Center Loop Radius0.130 INCHES NOMINAL IN
End StyleONE HOOK END OVERALL
End Length0.310 INCHES NOMINAL BOTH ENDS IN
Style DesignatorSINGLE TORSION RIGHT HAND
Center Section Width0.520 INCHES NOMINAL IN
Center Tangent Angle20.0 DEGREES NOMINAL
Coil Axis to Center Section Distance1.600 INCHES NOMINAL IN
End Angular RelationshipEND W/LH HELIX OF COIL ANGLED TO CENTER SECTION AND END W/RH HELIX OF COIL ANGLED TO CENTER SECTION
Spring Free Outside Diameter0.310 INCHES NOMINAL IN
Spring Free Length0.520 INCHES NOMINAL IN
Inside Diameter0.200 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6660-00-055-541910543 INTERCHANGEABLE
Pen,direction Assembly
Belfort Instrument Company
5950-00-083-575510543 INTERCHANGEABLE
Transformer,radio Frequency
Drs Signal Solutions, Inc.
4320-00-148-778941285 INTERCHANGEABLE
Rod Assy,piston
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5342-00-428-49071054-3 INTERCHANGEABLE
Plug
Rolls-Royce Controls and Data Services Limited
5910-00-513-0633640304 INTERCHANGEABLE
Capacitor Assembly
Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
3120-00-517-8482A205-1 INTERCHANGEABLE
Bearing,sleeve
Chrysler Corp Amplex Div
2925-00-573-9540 INTERCHANGEABLE
Conduit Assembly,branched
5998-00-736-235210543 INTERCHANGEABLE
Circuit Card Assembly
Custom Metering Company Inc
3040-00-868-80011054-3 INTERCHANGEABLE
Collar,shaft
Drs Signal Solutions, Inc.
5330-01-047-770910543 INTERCHANGEABLE
Seal,plain
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
Cross-Reference Index
Part NumberManufacturer
10543 PRIMARY Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc. (USA)
10543 Admiral Filter Company Llc (USA)
Related Parts
6660-00-055-5419INTERCHANGEABLE
PEN,DIRECTION ASSEMBLY
10543
5950-00-083-5755INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
10543
4320-00-148-7789INTERCHANGEABLE
ROD ASSY,PISTON
41285
5342-00-428-4907INTERCHANGEABLE
PLUG
1054-3
5910-00-513-0633INTERCHANGEABLE
CAPACITOR ASSEMBLY
640304
3120-00-517-8482INTERCHANGEABLE
BEARING,SLEEVE
A205-1
2925-00-573-9540INTERCHANGEABLE
CONDUIT ASSEMBLY,BRANCHED
5998-00-736-2352INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
10543
3040-00-868-8001INTERCHANGEABLE
COLLAR,SHAFT
1054-3
5330-01-047-7709INTERCHANGEABLE
SEAL,PLAIN
10543
1650-01-275-2542INTERCHANGEABLE
MANIFOLD ASSEMBLY,HYDRAULIC
10543
7690-01-512-0417INTERCHANGEABLE
MARKER,IDENTIFICATION
10543SP

Frequently Asked Questions

What is NSN 5360-00-076-3697?

NSN 5360-00-076-3697 is a Spring,helical,torsion, manufactured by Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc., classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-076-3697?

NSN 5360-00-076-3697 has 2 cross-referenced part numbers: 10543 (Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc.), 10543 (Admiral Filter Company Llc).

What NSN replaces 5360-00-076-3697?

There are 12 known substitutes for 5360-00-076-3697: 6660-00-055-5419, 5950-00-083-5755, 4320-00-148-7789 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10543?

Key specifications for 10543: Material: STEEL COMP 302 OR STEEL COMP 304 OVERALL; Center Loop Radius: 0.130 INCHES NOMINAL IN; End Style: ONE HOOK END OVERALL; End Length: 0.310 INCHES NOMINAL BOTH ENDS IN. 12 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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