PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3998Hook

Jonard Industries Corporation Dba Jonard Tools · NSN 5120-00-873-3998 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-873-3998 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-873-3998. Primary manufacturer part number: 3998.
Features
  • Hook — FSC 5120
  • General Characteristics Item Description: STEEL; 7 IN. O/A LG; S-SHAPE WORKING END; 0.020 TO 0.036 IN. DIA WIRE AT HOOK END IN
  • 5 verified cross-references
  • Primary manufacturer: Jonard Industries Corporation Dba Jonard Tools
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Hook, cataloged under National Stock Number 5120-00-873-3998, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Jonard Industries Corporation Dba Jonard Tools. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-873-3998
Primary Part Number3998
Item NameHook
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerJonard Industries Corporation Dba Jonard Tools
StatusCANCELLED
General Characteristics Item DescriptionSTEEL; 7 IN. O/A LG; S-SHAPE WORKING END; 0.020 TO 0.036 IN. DIA WIRE AT HOOK END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5305-00-021-591213K10 INTERCHANGEABLE
Screw,cap,hexagon Head
Briggs and Stratton Corp
5977-00-052-4761XA-10103C INTERCHANGEABLE
Holder,electrical Contact Brush
Conductix Inc Div Conductix Wampfler
5920-00-142-7439BK-S-8002-1X-R INTERCHANGEABLE
Fuseholder,block
Cooper Bussmann, Llc Dba Cooper Industries
9540-00-251-2620 INTERCHANGEABLE
Angle,structural
4730-00-278-4592SAE J512 5-2 040102BA INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
6625-00-668-6716 INTERCHANGEABLE
Ammeter
6240-00-944-1267 INTERCHANGEABLE
Lamp,incandescent
6515-01-162-19573998 INTERCHANGEABLE
Stapler,surgical
Solventum Us Llc
6145-01-164-64543998 INTERCHANGEABLE
Cable,special Purpose,electrical
Cableco Inc
6665-01-443-1951399-800000-000 INTERCHANGEABLE
Detector,gas
Teledyne Detcon, Inc.
Cross-Reference Index
Part NumberManufacturer
3998 Jonard Industries Corporation Dba Jonard Tools (USA)
142555 Telemechanics Inc (USA)
142555 Quad-Eight Westrex Ltd (GBR)
142555 At and T Corp (USA)
8733998 Jp Mfg Corp Dba Jerico Precision Mfg Co (USA)
Related Parts
5305-00-021-5912INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
13K10
5977-00-052-4761INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
XA-10103C
5920-00-142-7439INTERCHANGEABLE
FUSEHOLDER,BLOCK
BK-S-8002-1X-R
9540-00-251-2620INTERCHANGEABLE
ANGLE,STRUCTURAL
4730-00-278-4592INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J512 5-2 040102BA
6625-00-668-6716INTERCHANGEABLE
AMMETER
6240-00-944-1267INTERCHANGEABLE
LAMP,INCANDESCENT
6515-01-162-1957INTERCHANGEABLE
STAPLER,SURGICAL
3998
6145-01-164-6454INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
3998
6665-01-443-1951INTERCHANGEABLE
DETECTOR,GAS
399-800000-000
5330-01-494-7857INTERCHANGEABLE
SEAL,PLAIN
39-98

Frequently Asked Questions

What is NSN 5120-00-873-3998?

NSN 5120-00-873-3998 is a Hook, manufactured by Jonard Industries Corporation Dba Jonard Tools, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-873-3998?

NSN 5120-00-873-3998 has 5 cross-referenced part numbers: 3998 (Jonard Industries Corporation Dba Jonard Tools), 142555 (Telemechanics Inc), 142555 (Quad-Eight Westrex Ltd), 142555 (At and T Corp), 8733998 (Jp Mfg Corp Dba Jerico Precision Mfg Co).

What NSN replaces 5120-00-873-3998?

There are 11 known substitutes for 5120-00-873-3998: 5305-00-021-5912, 5977-00-052-4761, 5920-00-142-7439 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3998?

Key specifications for 3998: General Characteristics Item Description: STEEL; 7 IN. O/A LG; S-SHAPE WORKING END; 0.020 TO 0.036 IN. DIA WIRE AT HOOK END IN. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-873-3998 still in active supply?

NSN 5120-00-873-3998 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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