PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-8277Spring,helical,extension

L3 Technologies, Inc. · NSN 5360-01-022-8792 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-022-8792 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-022-8792. Primary manufacturer part number: A-8277.
Features
  • Spring,helical,extension — FSC 5360
  • Inside Diameter: 0.186 INCHES NOMINAL IN
  • Spring Free Outside Diameter: 0.250 INCHES NOMINAL IN
  • Coil Quantity: 3-1/2
  • Hook Radius: 0.125 INCHES NOMINAL BOTH ENDS IN
  • Spring Free Length: 0.564 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
  • Design Type: CLOSED
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Copper Alloy 511 Overall construction
General Description

The Spring,helical,extension, cataloged under National Stock Number 5360-01-022-8792, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3 Technologies, Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-01-022-8792
Primary Part NumberA-8277
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerL3 Technologies, Inc.
StatusACTIVE
Inside Diameter0.186 INCHES NOMINAL IN
Spring Free Outside Diameter0.250 INCHES NOMINAL IN
Coil Quantity3-1/2
Hook Radius0.125 INCHES NOMINAL BOTH ENDS IN
Spring Free Length0.564 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Design TypeCLOSED
End StyleSHORT TWISTED HOOK BOTH ENDS
MaterialCOPPER ALLOY 511 OVERALL
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5950-00-222-03491737 INTERCHANGEABLE
Transformer,radio Frequency
Smart Machines, Inc. Dba Barker and Williamson
3040-00-394-9760A8277 INTERCHANGEABLE
Hub,body
Timken Gears & Services Inc. Dba Philadelphia Gear Div Western Regional Service Center
5905-00-809-6475111231-000 INTERCHANGEABLE
Resistor Assembly
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
Cross-Reference Index
Part NumberManufacturer
A-8277 L3 Technologies, Inc. (USA)
10-1612 MOD 16 PIECE 28 L3 Technologies, Inc. (USA)
Related Parts
5950-00-222-0349INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
1737
3040-00-394-9760INTERCHANGEABLE
HUB,BODY
A8277
5905-00-809-6475INTERCHANGEABLE
RESISTOR ASSEMBLY
111231-000

Frequently Asked Questions

What is NSN 5360-01-022-8792?

NSN 5360-01-022-8792 is a Spring,helical,extension, manufactured by L3 Technologies, Inc., classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-022-8792?

NSN 5360-01-022-8792 has 2 cross-referenced part numbers: A-8277 (L3 Technologies, Inc.), 10-1612 MOD 16 PIECE 28 (L3 Technologies, Inc.).

What NSN replaces 5360-01-022-8792?

There are 3 known substitutes for 5360-01-022-8792: 5950-00-222-0349, 3040-00-394-9760, 5905-00-809-6475. Verify interchangeability with system specifications before substitution.

What are the specifications of A-8277?

Key specifications for A-8277: Inside Diameter: 0.186 INCHES NOMINAL IN; Spring Free Outside Diameter: 0.250 INCHES NOMINAL IN; Coil Quantity: 3-1/2; Hook Radius: 0.125 INCHES NOMINAL BOTH ENDS IN. 10 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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