PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

240-14Sprng

Lear Siegler Inc Astro Structures Div · NSN 5342-00-986-1257 · FSC 5342 · Mount,resilient,weapon System
Verified by PartsTable
NSN 5342-00-986-1257 — this item is cataloged by the U.S. Government under National Stock Number 5342-00-986-1257. Primary manufacturer part number: 240-14.
Features
  • Sprng — FSC 5342
  • 3 verified cross-references
  • Primary manufacturer: Lear Siegler Inc Astro Structures Div
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Sprng, cataloged under National Stock Number 5342-00-986-1257, is classified within Federal Supply Class 5342 (Mount,resilient,weapon System) of the Hardware and Abrasives group. The primary manufacturer of record is Lear Siegler Inc Astro Structures Div. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSprng
FSC / FSG5342 — Mount,resilient,weapon System (FSG 53)
ManufacturersLear Siegler Inc Astro Structures Div (CAGE 29683); Columbus Jack Corporation Div Columbus Jack (CAGE 00994); Sancor Corp (CAGE 22598)
Technical Specifications
ParameterValue
NSN5342-00-986-1257
Primary Part Number240-14
Item NameSprng
FSC / FSG5342 / 53 — Mount,resilient,weapon System
ManufacturerLear Siegler Inc Astro Structures Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4920-00-034-6538 INTERCHANGEABLE
Probe Kit,sampling
5133-00-243-9611 INTERCHANGEABLE
Drill,twist
4820-00-477-73762401-4 INTERCHANGEABLE
Valve,globe
United Technologies Automotive Inc Components Div
5920-00-557-9119 INTERCHANGEABLE
Fuse,cartridge
5950-01-159-556524014 INTERCHANGEABLE
Transformer,audio Frequency
Data Device Corp Dba Beta Transformer Technology
6515-01-164-8824240.14 INTERCHANGEABLE
Bone Plate
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
5961-01-202-0260 INTERCHANGEABLE
Transistor
3040-01-274-994424014 INTERCHANGEABLE
Shoe,clutch
Sss Clutch Co, Inc
5330-01-408-331524014 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
Liftking Manufacturing Corp
5930-01-653-465124-014 INTERCHANGEABLE
Switch,pressure
United Electric Controls Company
Cross-Reference Index
Part NumberManufacturer
240-14 Lear Siegler Inc Astro Structures Div (USA)
240-14 Columbus Jack Corporation Div Columbus Jack (USA)
240-14 Sancor Corp (USA)
Related Parts
4920-00-034-6538INTERCHANGEABLE
PROBE KIT,SAMPLING
5133-00-243-9611INTERCHANGEABLE
DRILL,TWIST
4820-00-477-7376INTERCHANGEABLE
VALVE,GLOBE
2401-4
5920-00-557-9119INTERCHANGEABLE
FUSE,CARTRIDGE
5950-01-159-5565INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
24014
6515-01-164-8824INTERCHANGEABLE
BONE PLATE
240.14
5961-01-202-0260INTERCHANGEABLE
TRANSISTOR
3040-01-274-9944INTERCHANGEABLE
SHOE,CLUTCH
24014
5330-01-408-3315INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
24014
5930-01-653-4651INTERCHANGEABLE
SWITCH,PRESSURE
24-014

Frequently Asked Questions

What is NSN 5342-00-986-1257?

NSN 5342-00-986-1257 is a Sprng, manufactured by Lear Siegler Inc Astro Structures Div, classified under FSC 5342 (Mount,resilient,weapon System). Status: active.

What are the part numbers for NSN 5342-00-986-1257?

NSN 5342-00-986-1257 has 3 cross-referenced part numbers: 240-14 (Lear Siegler Inc Astro Structures Div), 240-14 (Columbus Jack Corporation Div Columbus Jack), 240-14 (Sancor Corp).

What NSN replaces 5342-00-986-1257?

There are 10 known substitutes for 5342-00-986-1257: 4920-00-034-6538, 5133-00-243-9611, 4820-00-477-7376 and 7 more. Verify interchangeability with system specifications before substitution.

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