PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2258A53Spring,helical,extension

American Trailers Inc · NSN 5360-00-664-3425 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-664-3425 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-664-3425. Primary manufacturer part number: 2258A53.
Features
  • Spring,helical,extension — FSC 5360
  • Spring Length Under Load: 5.000 INCHES NOMINAL IN
  • Opening Width: 0.375 INCHES NOMINAL BOTH ENDS IN
  • End Style: SWIVEL HOOK BOTH ENDS
  • Design Type: CLOSED
  • Spring Free Length: 11.688 INCHES NOMINAL IN
  • Material Document and Classification: QQ-W-474 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-W-474,COMP A /D/ FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Hook Radius: 0.281 INCHES NOMINAL BOTH ENDS IN
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Spring,helical,extension, cataloged under National Stock Number 5360-00-664-3425, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is American Trailers Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 16 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-664-3425
Primary Part Number2258A53
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerAmerican Trailers Inc
StatusACTIVE
Spring Length Under Load5.000 INCHES NOMINAL IN
Opening Width0.375 INCHES NOMINAL BOTH ENDS IN
End StyleSWIVEL HOOK BOTH ENDS
Design TypeCLOSED
Spring Free Length11.688 INCHES NOMINAL IN
Material Document and ClassificationQQ-W-474 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-W-474,COMP A /D/ FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Hook Radius0.281 INCHES NOMINAL BOTH ENDS IN
MaterialSTEEL OVERALL
Load Rating95.000 POUNDS MINIMUM AND 105.000 POUNDS MAXIMUM LBS
Inside Diameter0.313 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND
Style DesignatorCONVEX
Spring Free Outside Diameter0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5360-00-353-25632258A53 INTERCHANGEABLE
Spring,helical,extension
Meritor Heavy Vehicle Systems, Llc
5999-01-123-9673708517-2 INTERCHANGEABLE
Heat Sink,electrical-Electronic
Ge Aviation Systems Llc
Cross-Reference Index
Part NumberManufacturer
2258A53 Kaitlin Corp (USA)
2258A53 Koehring Co Lorain Div (USA)
2258A53 Lufkin Industries, Inc. Dba Power Transmission (USA)
11B2276 White Motor Corp (USA)
2258A53 PRIMARY American Trailers Inc (USA)
2258A53 Paccar Government Group Co Yarrow Bay Office Pk (USA)
11B2276 PRIMARY Napco International Llc Dba Napco International Inc (USA)
143047 Brockway Motor Trucks Div of Mack Trucks Inc (USA)
11B2276 PRIMARY Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA)
2258A53 Dart Truck Co (USA)
2258A53 Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA)
2258A53 PRIMARY Kenworth Truck Co a Div of Paccar Inc (USA)
2258A53 Strick Trailer Co (USA)
11BMT162 PRIMARY Mack Trucks Inc Parts Opn (USA)
7085172 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
2258A53 PRIMARY Utility Trailer Mfg Co (USA)
Related Parts
5360-00-353-2563INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
2258A53
5999-01-123-9673INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
708517-2

Frequently Asked Questions

What is NSN 5360-00-664-3425?

NSN 5360-00-664-3425 is a Spring,helical,extension, manufactured by American Trailers Inc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-664-3425?

NSN 5360-00-664-3425 has 16 cross-referenced part numbers: 2258A53 (Kaitlin Corp), 2258A53 (Koehring Co Lorain Div), 2258A53 (Lufkin Industries, Inc. Dba Power Transmission), 11B2276 (White Motor Corp), 2258A53 (American Trailers Inc) and 11 more.

What NSN replaces 5360-00-664-3425?

There are 2 known substitutes for 5360-00-664-3425: 5360-00-353-2563, 5999-01-123-9673. Verify interchangeability with system specifications before substitution.

What are the specifications of 2258A53?

Key specifications for 2258A53: Spring Length Under Load: 5.000 INCHES NOMINAL IN; Opening Width: 0.375 INCHES NOMINAL BOTH ENDS IN; End Style: SWIVEL HOOK BOTH ENDS; Design Type: CLOSED. 14 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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