PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53743Adapter,tailpiece

Hydro-Test Products, Inc. Dba Hydro-Test Products Inc · NSN 3655-00-065-6629 · FSC 3655 · No Item Name Available
Verified by PartsTable
NSN 3655-00-065-6629 — this item is cataloged by the U.S. Government under National Stock Number 3655-00-065-6629. Primary manufacturer part number: 53743.
Features
  • Adapter,tailpiece — FSC 3655
  • 1 verified cross-reference
  • Primary manufacturer: Hydro-Test Products, Inc. Dba Hydro-Test Products Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Adapter,tailpiece, cataloged under National Stock Number 3655-00-065-6629, is classified within Federal Supply Class 3655 (No Item Name Available) of the Special Industry Machinery group. The primary manufacturer of record is Hydro-Test Products, Inc. Dba Hydro-Test Products Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3655-00-065-6629
Primary Part Number53743
Item NameAdapter,tailpiece
FSC / FSG3655 / 36 — No Item Name Available
ManufacturerHydro-Test Products, Inc. Dba Hydro-Test Products Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5305-00-058-1082128270 INTERCHANGEABLE
Screw,tapping
Navistar Intl Corp Truck Br Ohio Plant
3020-00-946-995253743 INTERCHANGEABLE
Gear,spur
Aerocontrolex Group, Inc. Div Talley Actuators
Cross-Reference Index
Part NumberManufacturer
53743 PRIMARY Hydro-Test Products, Inc. Dba Hydro-Test Products Inc (USA)
Related Parts
5305-00-058-1082INTERCHANGEABLE
SCREW,TAPPING
128270
3020-00-946-9952INTERCHANGEABLE
GEAR,SPUR
53743

Frequently Asked Questions

What is NSN 3655-00-065-6629?

NSN 3655-00-065-6629 is a Adapter,tailpiece, manufactured by Hydro-Test Products, Inc. Dba Hydro-Test Products Inc, classified under FSC 3655 (No Item Name Available). Status: active.

What are the part numbers for NSN 3655-00-065-6629?

NSN 3655-00-065-6629 has 1 cross-referenced part number: 53743 (Hydro-Test Products, Inc. Dba Hydro-Test Products Inc).

What NSN replaces 3655-00-065-6629?

There are 2 known substitutes for 3655-00-065-6629: 5305-00-058-1082, 3020-00-946-9952. Verify interchangeability with system specifications before substitution.

What are the specifications of 53743?

Key specifications for 53743: End Item Identification: O2 RECHARGING UNIT SC-5; Special Features: AS DIFFERENTIATED BY NO SPECIAL CLEANING REQUIRED. 2 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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