PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2Key,socket Head Screw

Sps Technologies, Llc Dba PB Fasteners · NSN 5120-00-198-5400 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-198-5400 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-198-5400. Primary manufacturer part number: 2.
Features
  • Key,socket Head Screw — FSC 5120
  • Surface Treatment: OXIDE OR ZINC OVERALL
  • Style Designator: L-HANDLE
  • Material: STEEL OVERALL
  • Features Provided: SHORT SERIES
  • Environmental Attribute Code: PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
  • Specification/standard Data: 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Wrenching Surface Shape: HEXAGON BOTH ENDS EXTERNAL
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 5120-00-198-5400, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-198-5400
Primary Part Number2
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerSps Technologies, Llc Dba PB Fasteners
StatusCANCELLED
Surface TreatmentOXIDE OR ZINC OVERALL
Style DesignatorL-HANDLE
MaterialSTEEL OVERALL
Features ProvidedSHORT SERIES
Environmental Attribute CodePLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
Specification/standard Data05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Wrenching Surface ShapeHEXAGON BOTH ENDS EXTERNAL
Wrenching Surface Size0.035 INCHES NOMINAL BOTH ENDS IN
Short Arm Length0.250 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
Long Arm Length1.125 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5306-00-099-503313801 INTERCHANGEABLE
Bolt,special
Mission Systems Wimborne Limited Div Cobham Mission Systems Wimborne Ltd
7520-00-240-48307520-00-240-4830 INTERCHANGEABLE
Box,filing
Sourceamerica
4940-00-242-1448 INTERCHANGEABLE
Blast Cleaning Machine
6930-00-395-6378035 INTERCHANGEABLE
Disc Assembly,slip
Cae Usa Inc.
6680-00-399-277713801 INTERCHANGEABLE
Transmission Unit
Simmonds Precision Products Inc
5975-00-415-60581521-DC INTERCHANGEABLE
Nipple,electrical Conduit
Gordon Electric Supply Inc
5331-00-531-4586 INTERCHANGEABLE
O-Ring
5950-00-731-9630SM-C-502636-2 INTERCHANGEABLE
Transformer,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
9540-00-804-939480025 INTERCHANGEABLE
Beam,structural
Aluminum Co of America
5305-00-812-3487 INTERCHANGEABLE
Screw,machine
Cross-Reference Index
Part NumberManufacturer
2 Sps Technologies, Llc Dba PB Fasteners (USA)
13801 Bondhus Corp (USA)
5122-1 New Haven Mfg Corp (USA)
K3687-1 Brunson Instrument Company Dba Brunson Instrument Company (USA)
68001 Allen Mfg Co Sub of Chicago Pneumatic Tool Co (USA)
AW035 Sna Germany Gmbh (DEU)
GGG-K-275 TY1CL1 General Services Administration Federal Supply Service (USA)
AW035D Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
035 Usm Corp Sub of Emhart Industries Inc Parker-Kalon Fastener Div (USA)
A-A-2473 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
ZLW0283-2 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
57004 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
ZHVY0217-2 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
AW035D Aertekno S.r.l. (ITA)
GGG-K-275 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
B18.3 The American Society of Mechanical Engineers (USA)
57004 Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
5306-00-099-5033INTERCHANGEABLE
BOLT,SPECIAL
13801
7520-00-240-4830INTERCHANGEABLE
BOX,FILING
7520-00-240-4830
4940-00-242-1448INTERCHANGEABLE
BLAST CLEANING MACHINE
6930-00-395-6378INTERCHANGEABLE
DISC ASSEMBLY,SLIP
035
6680-00-399-2777INTERCHANGEABLE
TRANSMISSION UNIT
13801
5975-00-415-6058INTERCHANGEABLE
NIPPLE,ELECTRICAL CONDUIT
1521-DC
5331-00-531-4586INTERCHANGEABLE
O-RING
5950-00-731-9630INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
SM-C-502636-2
9540-00-804-9394INTERCHANGEABLE
BEAM,STRUCTURAL
80025
5305-00-812-3487INTERCHANGEABLE
SCREW,MACHINE
5315-00-874-4498INTERCHANGEABLE
PIN,SHOULDER,HEADED
13-801
6760-00-927-4743INTERCHANGEABLE
BRUSH RING ASSEMBLY
13801

Frequently Asked Questions

What is NSN 5120-00-198-5400?

NSN 5120-00-198-5400 is a Key,socket Head Screw, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-198-5400?

NSN 5120-00-198-5400 has 17 cross-referenced part numbers: 2 (Sps Technologies, Llc Dba PB Fasteners), 13801 (Bondhus Corp), 5122-1 (New Haven Mfg Corp), K3687-1 (Brunson Instrument Company Dba Brunson Instrument Company), 68001 (Allen Mfg Co Sub of Chicago Pneumatic Tool Co) and 12 more.

What NSN replaces 5120-00-198-5400?

There are 12 known substitutes for 5120-00-198-5400: 5306-00-099-5033, 7520-00-240-4830, 4940-00-242-1448 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2?

Key specifications for 2: Surface Treatment: OXIDE OR ZINC OVERALL; Style Designator: L-HANDLE; Material: STEEL OVERALL; Features Provided: SHORT SERIES. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-198-5400 still in active supply?

NSN 5120-00-198-5400 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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