PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8000-18Wrench,spanner

Anderson Greenwood Lp Dba Anderson Greenwood Crosby · NSN 5120-00-049-3813 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-049-3813 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-049-3813. Primary manufacturer part number: 8000-18.
Features
  • Wrench,spanner — FSC 5120
  • Slot Width: 0.250 INCHES NOMINAL IN
  • Features Provided: REPLACEABLE WRENCHING FEATURE
  • Special Markings: SEAT WRENCH 1/4 TO 3/4 RELIEF VALVES
  • Style Designator: TUBULAR SLOT
  • Material Document and Classification: MIL-S-890,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL OVERALL
  • 6 verified cross-references
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,spanner, cataloged under National Stock Number 5120-00-049-3813, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-049-3813
Primary Part Number8000-18
Item NameWrench,spanner
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerAnderson Greenwood Lp Dba Anderson Greenwood Crosby
StatusCANCELLED
Slot Width0.250 INCHES NOMINAL IN
Features ProvidedREPLACEABLE WRENCHING FEATURE
Special MarkingsSEAT WRENCH 1/4 TO 3/4 RELIEF VALVES
Style DesignatorTUBULAR SLOT
Material Document and ClassificationMIL-S-890,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5962-00-090-7131 INTERCHANGEABLE
Microcircuit,digital
5920-01-487-5465800018 INTERCHANGEABLE
Fuseholder,extractor Post
Stored Energy Systems, a Limited Liability Company Dba Stored Energy Systems a Llc
4710-01-661-6493 INTERCHANGEABLE
Tubing,nonmetallic
Cross-Reference Index
Part NumberManufacturer
8027PC26 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
PURCHASEDETAIL5120-207 General Stores Supply Office (USA)
8029PC26 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
8000-18 PRIMARY Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
4824-3139060PC26 Naval Ship Systems Command (USA)
4824-3139058PC26 Naval Ship Systems Command (USA)
Related Parts
5962-00-090-7131INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5920-01-487-5465INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
800018
4710-01-661-6493INTERCHANGEABLE
TUBING,NONMETALLIC

Frequently Asked Questions

What is NSN 5120-00-049-3813?

NSN 5120-00-049-3813 is a Wrench,spanner, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-049-3813?

NSN 5120-00-049-3813 has 6 cross-referenced part numbers: 8027PC26 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), PURCHASEDETAIL5120-207 (General Stores Supply Office), 8029PC26 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 8000-18 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 4824-3139060PC26 (Naval Ship Systems Command) and 1 more.

What NSN replaces 5120-00-049-3813?

There are 3 known substitutes for 5120-00-049-3813: 5962-00-090-7131, 5920-01-487-5465, 4710-01-661-6493. Verify interchangeability with system specifications before substitution.

What are the specifications of 8000-18?

Key specifications for 8000-18: Slot Width: 0.250 INCHES NOMINAL IN; Features Provided: REPLACEABLE WRENCHING FEATURE; Overall Length: 4.500 INCHES NOMINAL IN; Special Markings: SEAT WRENCH 1/4 TO 3/4 RELIEF VALVES. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-049-3813 still in active supply?

NSN 5120-00-049-3813 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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