PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18302Shock Absorber,direct Action

Tenneco Inc · NSN 2510-00-318-1057 · FSC 2510 · No Item Name Available
Verified by PartsTable
NSN 2510-00-318-1057 — this item is cataloged by the U.S. Government under National Stock Number 2510-00-318-1057. Primary manufacturer part number: 18302.
Features
  • Shock Absorber,direct Action — FSC 2510
  • Piston End Nominal Inside Diameter: 1.000 INCHES IN
  • Cylinder End Nominal Outside Diameter: 1.438 INCHES IN
  • Nominal Extended Length: 18.375 INCHES IN
  • Piston End Nominal Thickness: 1.438 INCHES IN
  • Cylinder End Connection Style: RING
  • Cylinder End Nominal Inside Diameter: 1.000 INCHES IN
  • Piston End Connection Style: RING
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Shock Absorber,direct Action, cataloged under National Stock Number 2510-00-318-1057, is classified within Federal Supply Class 2510 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Tenneco Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2510-00-318-1057
Primary Part Number18302
Item NameShock Absorber,direct Action
FSC / FSG2510 / 25 — No Item Name Available
ManufacturerTenneco Inc
StatusCANCELLED
Piston End Nominal Inside Diameter1.000 INCHES IN
Cylinder End Nominal Outside Diameter1.438 INCHES IN
Nominal Extended Length18.375 INCHES IN
Piston End Nominal Thickness1.438 INCHES IN
Cylinder End Connection StyleRING
Cylinder End Nominal Inside Diameter1.000 INCHES IN
Piston End Connection StyleRING
Piston End Nominal Outside Diameter1.438 INCHES IN
Cylinder End Nominal Thickness0.938 INCHES IN
Nominal Compressed Length11.313 INCHES IN
Operation MethodHYDRAULIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-084-3418 INTERCHANGEABLE
Coil,radio Frequency
5825-00-175-4828 INTERCHANGEABLE
Barrel,contact
4730-00-302-1499 INTERCHANGEABLE
Adapter,straight,hose to Boss
5905-00-451-5519 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
2530-00-799-1691 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
5940-00-874-903342100-2 INTERCHANGEABLE
Terminal,quick Disconnect
Te Connectivity Corporation
6605-00-938-018201216 INTERCHANGEABLE
Align Unit,alert
L3harris Mas Inc Div L3harris Mas Inc.
5133-01-045-4944 INTERCHANGEABLE
Drill,twist
9905-01-046-4049 INTERCHANGEABLE
Plate,instruction
5330-01-267-74286303-5.00 INTERCHANGEABLE
Gasket
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
926636 Spalla Inc (USA)
630500 Maremont Corp (USA)
8330512 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
18302 PRIMARY Tenneco Inc (USA)
BRP7025 Maremont Corp (USA)
926636 PRIMARY Am General Llc (USA)
8329681 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
36147 Maremont Corp (USA)
Related Parts
5950-00-084-3418INTERCHANGEABLE
COIL,RADIO FREQUENCY
5825-00-175-4828INTERCHANGEABLE
BARREL,CONTACT
4730-00-302-1499INTERCHANGEABLE
ADAPTER,STRAIGHT,HOSE TO BOSS
5905-00-451-5519INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
2530-00-799-1691INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
5940-00-874-9033INTERCHANGEABLE
TERMINAL,QUICK DISCONNECT
42100-2
6605-00-938-0182INTERCHANGEABLE
ALIGN UNIT,ALERT
01216
5133-01-045-4944INTERCHANGEABLE
DRILL,TWIST
9905-01-046-4049INTERCHANGEABLE
PLATE,INSTRUCTION
5330-01-267-7428INTERCHANGEABLE
GASKET
6303-5.00
5365-01-288-1559INTERCHANGEABLE
SPACER,SLEEVE
5945-01-362-9696INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
18302

Frequently Asked Questions

What is NSN 2510-00-318-1057?

NSN 2510-00-318-1057 is a Shock Absorber,direct Action, manufactured by Tenneco Inc, classified under FSC 2510 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2510-00-318-1057?

NSN 2510-00-318-1057 has 8 cross-referenced part numbers: 926636 (Spalla Inc), 630500 (Maremont Corp), 8330512 (U S Army Tank Automotive Command Amsta-Im-Mm), 18302 (Tenneco Inc), BRP7025 (Maremont Corp) and 3 more.

What NSN replaces 2510-00-318-1057?

There are 12 known substitutes for 2510-00-318-1057: 5950-00-084-3418, 5825-00-175-4828, 4730-00-302-1499 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18302?

Key specifications for 18302: Piston End Nominal Inside Diameter: 1.000 INCHES IN; Cylinder End Nominal Outside Diameter: 1.438 INCHES IN; Nominal Extended Length: 18.375 INCHES IN; Piston End Nominal Thickness: 1.438 INCHES IN. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2510-00-318-1057 still in active supply?

NSN 2510-00-318-1057 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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