PartsTable TECHNICAL DATA SHEET
OCTOBER 2026Technical Data Sheet

8148Wrench,box

Btr Valve Sealants Inc · NSN 5120-00-883-9593 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-883-9593 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-883-9593. Primary manufacturer part number: 8148.
Features
  • Wrench,box — FSC 5120
  • Wrenching Surface Shape: 8 POINT SINGLE END INTERNAL
  • Style Designator: STRAIGHT SINGLE HEAD
  • Wrenching Surface Size: 2.094 INCHES NOMINAL SINGLE END IN
  • 1 verified cross-reference
  • Primary manufacturer: Btr Valve Sealants Inc
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Wrench,box, cataloged under National Stock Number 5120-00-883-9593, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Btr Valve Sealants Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the government interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-883-9593
Primary Part Number8148
Item NameWrench,box
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerBtr Valve Sealants Inc
StatusACTIVE
Wrenching Surface Shape8 POINT SINGLE END INTERNAL
Style DesignatorSTRAIGHT SINGLE HEAD
Wrenching Surface Size2.094 INCHES NOMINAL SINGLE END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
⇄ Verified Substitutes 4
1650-00-594-3500 INTERCHANGEABLE
Disk,valve
5120-00-618-4789 INTERCHANGEABLE
Brush,wire,boiler Tube
4140-01-227-69188148 INTERCHANGEABLE
Fan,tubeaxial
Ebm Industries Inc Dba Ebm Papst
5998-01-289-0893C823021 INTERCHANGEABLE
Printed Wiring Board
Epson America Inc
Cross-Reference Index
Part NumberManufacturer
8148 PRIMARY Btr Valve Sealants Inc (USA)
Related Parts
1650-00-594-3500INTERCHANGEABLE
DISK,VALVE
5120-00-618-4789INTERCHANGEABLE
BRUSH,WIRE,BOILER TUBE
4140-01-227-6918INTERCHANGEABLE
FAN,TUBEAXIAL
8148
5998-01-289-0893INTERCHANGEABLE
PRINTED WIRING BOARD
C823021

Frequently Asked Questions

What is NSN 5120-00-883-9593?

NSN 5120-00-883-9593 is a Wrench,box, manufactured by Btr Valve Sealants Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-883-9593?

NSN 5120-00-883-9593 has 1 cross-referenced part number: 8148 (Btr Valve Sealants Inc).

What NSN replaces 5120-00-883-9593?

There are 4 known substitutes for 5120-00-883-9593: 1650-00-594-3500, 5120-00-618-4789, 4140-01-227-6918 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8148?

Key specifications for 8148: Wrenching Surface Shape: 8 POINT SINGLE END INTERNAL; Overall Length: 38.250 INCHES NOMINAL IN; Style Designator: STRAIGHT SINGLE HEAD; Wrenching Surface Size: 2.094 INCHES NOMINAL SINGLE END IN. 4 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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