PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4-X-100Arm,towing Tongue

Pdi Ground Support Systems, Inc. · NSN 2530-00-776-9318 · FSC 2530 · No Item Name Available
Verified by PartsTable
NSN 2530-00-776-9318 — this item is cataloged by the U.S. Government under National Stock Number 2530-00-776-9318. Primary manufacturer part number: 4-X-100.
Features
  • Arm,towing Tongue — FSC 2530
  • General Characteristics Item Description: STEEL,PAINTED BROWN; 6.170 IN. O/A W; @11.935 IN. O/A LG; 1.922 IN. O/A THK; @W/2 HOLES 0.565 IN. DIA; W/1 HOLE 1.120 IN. DIA; AND 1 HOLE 0.750 IN. DIA IN
  • 2 verified cross-references
  • Primary manufacturer: Pdi Ground Support Systems, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Arm,towing Tongue, cataloged under National Stock Number 2530-00-776-9318, is classified within Federal Supply Class 2530 (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 1 verified specification, 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: Cancelled.

Technical Specifications
ParameterValue
NSN2530-00-776-9318
Primary Part Number4-X-100
Item NameArm,towing Tongue
FSC / FSG2530 / 25 — No Item Name Available
ManufacturerPdi Ground Support Systems, Inc.
StatusCANCELLED
General Characteristics Item DescriptionSTEEL,PAINTED BROWN; 6.170 IN. O/A W; @11.935 IN. O/A LG; 1.922 IN. O/A THK; @W/2 HOLES 0.565 IN. DIA; W/1 HOLE 1.120 IN. DIA; AND 1 HOLE 0.750 IN. DIA IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
7510-00-104-93117100021952 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
3m Company
5325-00-281-6719553601H INTERCHANGEABLE
Ring,retaining
Navistar Intl Corp Truck Br Ohio Plant
1630-00-632-10984504 INTERCHANGEABLE
Stem Assy,valve Bra
Avox Systems Inc Dba Avox Systems Inc
4320-00-822-22374504 INTERCHANGEABLE
Impeller,pump,centrifugal
Industrial Technologies and Services Llc
6685-00-922-3918 INTERCHANGEABLE
Transmitter,pressure
8930-00-957-95934504 INTERCHANGEABLE
Jam
Diamond Crystal Specialty Foods Inc
5950-00-977-6022 INTERCHANGEABLE
Coil,radio Frequency
5940-00-981-7820 INTERCHANGEABLE
Terminal Board
2530-01-086-4285 INTERCHANGEABLE
Piston,hydraulic Brake
7510-01-122-21164504 3/4 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
3m Company
Cross-Reference Index
Part NumberManufacturer
4-X-100 PRIMARY Pdi Ground Support Systems, Inc. (USA)
4-504 Pdi Ground Support Systems, Inc. (USA)
Related Parts
7510-00-104-9311INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
7100021952
5325-00-281-6719INTERCHANGEABLE
RING,RETAINING
553601H
1630-00-632-1098INTERCHANGEABLE
STEM ASSY,VALVE BRA
4504
4320-00-822-2237INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
4504
6685-00-922-3918INTERCHANGEABLE
TRANSMITTER,PRESSURE
8930-00-957-9593INTERCHANGEABLE
JAM
4504
5950-00-977-6022INTERCHANGEABLE
COIL,RADIO FREQUENCY
5940-00-981-7820INTERCHANGEABLE
TERMINAL BOARD
2530-01-086-4285INTERCHANGEABLE
PISTON,HYDRAULIC BRAKE
7510-01-122-2116INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
4504 3/4
5961-01-172-9773INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
4504
9905-01-175-3353INTERCHANGEABLE
SIGN
CS1EXIT10X12NP

Frequently Asked Questions

What is NSN 2530-00-776-9318?

NSN 2530-00-776-9318 is a Arm,towing Tongue, manufactured by Pdi Ground Support Systems, Inc., classified under FSC 2530 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2530-00-776-9318?

NSN 2530-00-776-9318 has 2 cross-referenced part numbers: 4-X-100 (Pdi Ground Support Systems, Inc.), 4-504 (Pdi Ground Support Systems, Inc.).

What NSN replaces 2530-00-776-9318?

There are 12 known substitutes for 2530-00-776-9318: 7510-00-104-9311, 5325-00-281-6719, 1630-00-632-1098 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4-X-100?

Key specifications for 4-X-100: General Characteristics Item Description: STEEL,PAINTED BROWN; 6.170 IN. O/A W; @11.935 IN. O/A LG; 1.922 IN. O/A THK; @W/2 HOLES 0.565 IN. DIA; W/1 HOLE 1.120 IN. DIA; AND 1 HOLE 0.750 IN. DIA IN. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2530-00-776-9318 still in active supply?

NSN 2530-00-776-9318 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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