PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6705028Key,socket Head Screw

Boll Filter Corporation · NSN 5120-01-371-0104 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-371-0104 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-371-0104. Primary manufacturer part number: 6705028.
Features
  • Key,socket Head Screw — FSC 5120
  • Wrenching Surface Size: 6.0 MILLIMETERS NOMINAL SINGLE END MM
  • Material: STEEL OVERALL
  • Functional Description: USED TO UNSCREW TNE CANDLE SUPPORT
  • Wrenching Surface Shape: HEXAGON SINGLE END EXTERNAL
  • 2 verified cross-references
  • Primary manufacturer: Boll Filter Corporation
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 5120-01-371-0104, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Boll Filter Corporation. Government technical data includes 4 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
NSN5120-01-371-0104
Primary Part Number6705028
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerBoll Filter Corporation
StatusACTIVE
Wrenching Surface Size6.0 MILLIMETERS NOMINAL SINGLE END MM
MaterialSTEEL OVERALL
Functional DescriptionUSED TO UNSCREW TNE CANDLE SUPPORT
Wrenching Surface ShapeHEXAGON SINGLE END EXTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6645-00-985-406395B8CE INTERCHANGEABLE
Meter,time Totalizing
Electrodynamics Inc Div L3harris Electrodynamics Inc
Cross-Reference Index
Part NumberManufacturer
6705028 Boll & Kirch Filterbau Gmbh (DEU)
6705028 PRIMARY Boll Filter Corporation (USA)
Related Parts
6645-00-985-4063INTERCHANGEABLE
METER,TIME TOTALIZING
95B8CE

Frequently Asked Questions

What is NSN 5120-01-371-0104?

NSN 5120-01-371-0104 is a Key,socket Head Screw, manufactured by Boll Filter Corporation, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-371-0104?

NSN 5120-01-371-0104 has 2 cross-referenced part numbers: 6705028 (Boll & Kirch Filterbau Gmbh), 6705028 (Boll Filter Corporation).

What NSN replaces 5120-01-371-0104?

There is 1 known substitute for 5120-01-371-0104: 6645-00-985-4063. Verify interchangeability with system specifications before substitution.

What are the specifications of 6705028?

Key specifications for 6705028: End Item Identification: BOLL & KIRCH 6.50 ND 100 BACK FLUSHING FILTER; Wrenching Surface Size: 6.0 MILLIMETERS NOMINAL SINGLE END MM; Material: STEEL OVERALL; Functional Description: USED TO UNSCREW TNE CANDLE SUPPORT. 5 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com