PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A7090.002.334Key,socket Head Screw

Anderson Greenwood Lp Dba Anderson Greenwood Crosby · NSN 5120-01-319-5103 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-319-5103 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-319-5103. Primary manufacturer part number: A7090.002.334.
Features
  • Key,socket Head Screw — FSC 5120
  • Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL
  • Material: STEEL OVERALL
  • Wrenching Surface Size: 0.750 INCHES NOMINAL SINGLE END IN
  • Specification/standard Data: 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Functional Description: USED AS SEAT WRENCH FOR SIZE 1 INCH RELIEF VALVES IN
  • Style Designator: STRAIGHT
  • 2 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Key,socket Head Screw, cataloged under National Stock Number 5120-01-319-5103, 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-319-5103
Primary Part NumberA7090.002.334
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerAnderson Greenwood Lp Dba Anderson Greenwood Crosby
StatusACTIVE
Wrenching Surface ShapeHEXAGON SINGLE END EXTERNAL
MaterialSTEEL OVERALL
Wrenching Surface Size0.750 INCHES NOMINAL SINGLE END IN
Specification/standard Data05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Functional DescriptionUSED AS SEAT WRENCH FOR SIZE 1 INCH RELIEF VALVES IN
Style DesignatorSTRAIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5120-01-280-2266 INTERCHANGEABLE
Wrench,seat,special
Cross-Reference Index
Part NumberManufacturer
A7090.002.334 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
B18.3 The American Society of Mechanical Engineers (USA)
Related Parts
5120-01-280-2266INTERCHANGEABLE
WRENCH,SEAT,SPECIAL

Frequently Asked Questions

What is NSN 5120-01-319-5103?

NSN 5120-01-319-5103 is a Key,socket Head Screw, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-319-5103?

NSN 5120-01-319-5103 has 2 cross-referenced part numbers: A7090.002.334 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), B18.3 (The American Society of Mechanical Engineers).

What NSN replaces 5120-01-319-5103?

There is 1 known substitute for 5120-01-319-5103: 5120-01-280-2266. Verify interchangeability with system specifications before substitution.

What are the specifications of A7090.002.334?

Key specifications for A7090.002.334: Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL; Material: STEEL OVERALL; Wrenching Surface Size: 0.750 INCHES NOMINAL SINGLE END IN; Specification/standard Data: 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 7 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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