PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H-90Hammer,hand

Ngk Metals Corporation Dba N G K Berylco · NSN 5120-01-278-4819 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-278-4819 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-278-4819. Primary manufacturer part number: H-90.
Features
  • Hammer,hand — FSC 5120
  • Style Designator: SLEDGE, BLACKSMITH'S, CROSS-PEEN
  • Features Provided: NONMAGNETIC AND NONSPARKING
  • Head Material: COPPER ALLOY
  • Handle Length: 15.000 INCHES NOMINAL IN
  • Handle Material: WOOD
  • Head Weight: 3.250 POUNDS LBS
  • 2 verified cross-references
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Hammer,hand, cataloged under National Stock Number 5120-01-278-4819, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Ngk Metals Corporation Dba N G K Berylco. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-278-4819
Primary Part NumberH-90
Item NameHammer,hand
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerNgk Metals Corporation Dba N G K Berylco
StatusACTIVE
Style DesignatorSLEDGE, BLACKSMITH'S, CROSS-PEEN
Features ProvidedNONMAGNETIC AND NONSPARKING
Head MaterialCOPPER ALLOY
Handle Length15.000 INCHES NOMINAL IN
Handle MaterialWOOD
Head Weight3.250 POUNDS LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5110-00-555-88685110-00-555-8868 INTERCHANGEABLE
Hatchet,broad
General Services Administration Federal Supply Service
9150-00-754-2760 INTERCHANGEABLE
Grease,utility
5120-01-246-61138608 INTERCHANGEABLE
Alignment Tool,electronic Equipm
Gc/waldom Inc
5120-01-645-4894 INTERCHANGEABLE
Alignment Tool,electronic Equipm
Cross-Reference Index
Part NumberManufacturer
H-90 PRIMARY Ngk Metals Corporation Dba N G K Berylco (USA)
H-90-2123 Ngk Metals Corporation Dba N G K Berylco (USA)
Related Parts
5110-00-555-8868INTERCHANGEABLE
HATCHET,BROAD
5110-00-555-8868
9150-00-754-2760INTERCHANGEABLE
GREASE,UTILITY
5120-01-246-6113INTERCHANGEABLE
ALIGNMENT TOOL,ELECTRONIC EQUIPM
8608
5120-01-645-4894INTERCHANGEABLE
ALIGNMENT TOOL,ELECTRONIC EQUIPM

Frequently Asked Questions

What is NSN 5120-01-278-4819?

NSN 5120-01-278-4819 is a Hammer,hand, manufactured by Ngk Metals Corporation Dba N G K Berylco, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-278-4819?

NSN 5120-01-278-4819 has 2 cross-referenced part numbers: H-90 (Ngk Metals Corporation Dba N G K Berylco), H-90-2123 (Ngk Metals Corporation Dba N G K Berylco).

What NSN replaces 5120-01-278-4819?

There are 4 known substitutes for 5120-01-278-4819: 5110-00-555-8868, 9150-00-754-2760, 5120-01-246-6113 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H-90?

Key specifications for H-90: Style Designator: SLEDGE, BLACKSMITH'S, CROSS-PEEN; Features Provided: NONMAGNETIC AND NONSPARKING; Head Material: COPPER ALLOY; Handle Length: 15.000 INCHES NOMINAL IN. 6 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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