PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4033Spring Assembly,leaf

Pdi Ground Support Systems, Inc. · NSN 2510-00-101-5120 · FSC 2510 · No Item Name Available
Verified by PartsTable
NSN 2510-00-101-5120 — this item is cataloged by the U.S. Government under National Stock Number 2510-00-101-5120. Primary manufacturer part number: 4033.
Features
  • Spring Assembly,leaf — FSC 2510
  • Rebound Clip Quantity: 2
  • Material: STEEL COMP 5160 OVERALL
  • Spring Length Under Load: 22.875 INCHES MINIMUM AND 23.125 INCHES MAXIMUM IN
  • Design Type: MAINSPRING
  • Spring Deflection Rate: 1775.000 POUNDS PER INCH NOMINAL LBS
  • Bushing Type: PLAIN
  • Elliptic Shape: SEMI
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 5160 Overall construction
General Description

The Spring Assembly,leaf, cataloged under National Stock Number 2510-00-101-5120, is classified within Federal Supply Class 2510 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Pdi Ground Support Systems, Inc.. Government technical data includes 8 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2510-00-101-5120
Primary Part Number4033
Item NameSpring Assembly,leaf
FSC / FSG2510 / 25 — No Item Name Available
ManufacturerPdi Ground Support Systems, Inc.
StatusACTIVE
Rebound Clip Quantity2
MaterialSTEEL COMP 5160 OVERALL
Spring Length Under Load22.875 INCHES MINIMUM AND 23.125 INCHES MAXIMUM IN
Design TypeMAINSPRING
Spring Deflection Rate1775.000 POUNDS PER INCH NOMINAL LBS
Bushing TypePLAIN
Elliptic ShapeSEMI
Material Document and ClassificationFED STD 66,AISI/SAE FED STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-031-7996 INTERCHANGEABLE
Gasket
5935-00-110-74531656-1 INTERCHANGEABLE
Adapter,connector
Fluke Electronics Corp
3110-00-183-7546302-1045P1 INTERCHANGEABLE
Ring,bearing,inner
Raytheon Company Dba Raytheon
1560-00-532-935516561 INTERCHANGEABLE
Fitting,front Spar
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
5998-00-547-2642 INTERCHANGEABLE
Circuit Card Assembly
5935-00-581-3395165-61 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corp Div Amphenol Aerospace Operations
5945-00-583-7564 INTERCHANGEABLE
Relay,electromagnetic
5950-01-019-535316561 INTERCHANGEABLE
Coil,radio Frequency
Vanguard Electronics, Llc
2530-01-083-21244464800317 INTERCHANGEABLE
Link,anchor,brake Shoe
Dexter Axle Co Inc Div Philips Industries Inc
3120-01-196-0268 INTERCHANGEABLE
Bushing,sleeve
Cross-Reference Index
Part NumberManufacturer
4033 PRIMARY Pdi Ground Support Systems, Inc. (USA)
1656-1 Pdi Ground Support Systems, Inc. (USA)
Related Parts
5330-00-031-7996INTERCHANGEABLE
GASKET
5935-00-110-7453INTERCHANGEABLE
ADAPTER,CONNECTOR
1656-1
3110-00-183-7546INTERCHANGEABLE
RING,BEARING,INNER
302-1045P1
1560-00-532-9355INTERCHANGEABLE
FITTING,FRONT SPAR
16561
5998-00-547-2642INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5935-00-581-3395INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
165-61
5945-00-583-7564INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5950-01-019-5353INTERCHANGEABLE
COIL,RADIO FREQUENCY
16561
2530-01-083-2124INTERCHANGEABLE
LINK,ANCHOR,BRAKE SHOE
4464800317
3120-01-196-0268INTERCHANGEABLE
BUSHING,SLEEVE
6515-01-589-9229INTERCHANGEABLE
SCREW,BONE
02.204.018
5810-01-681-8738INTERCHANGEABLE
NETWORK,TACTICAL SWITCHING
16561

Frequently Asked Questions

What is NSN 2510-00-101-5120?

NSN 2510-00-101-5120 is a Spring Assembly,leaf, manufactured by Pdi Ground Support Systems, Inc., classified under FSC 2510 (No Item Name Available). Status: active.

What are the part numbers for NSN 2510-00-101-5120?

NSN 2510-00-101-5120 has 2 cross-referenced part numbers: 4033 (Pdi Ground Support Systems, Inc.), 1656-1 (Pdi Ground Support Systems, Inc.).

What NSN replaces 2510-00-101-5120?

There are 12 known substitutes for 2510-00-101-5120: 5330-00-031-7996, 5935-00-110-7453, 3110-00-183-7546 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4033?

Key specifications for 4033: Rebound Clip Quantity: 2; Material: STEEL COMP 5160 OVERALL; Spring Length Under Load: 22.875 INCHES MINIMUM AND 23.125 INCHES MAXIMUM IN; Design Type: MAINSPRING. 8 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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