PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2556Nut,plain,hexagon

Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron · NSN 5310-01-045-5589 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-045-5589 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-045-5589. Primary manufacturer part number: 2556.
Features
  • Nut,plain,hexagon — FSC 5310
  • Thread Class: 2B
  • Nut Style: HEXAGON
  • Thread Direction: RIGHT-HAND
  • 2 verified cross-references
  • Primary manufacturer: Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-045-5589, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron. Government technical data includes 3 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-045-5589
Primary Part Number2556
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHalsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
StatusACTIVE
Thread Class2B
Nut StyleHEXAGON
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
7920-00-045-25562556 INTERCHANGEABLE
Scraper,vehicle Window
La Crosse Brush, Inc. Dba La Crosse Brush Inc
5325-00-276-6073 INTERCHANGEABLE
Grommet,nonmetallic
5995-00-467-61182556 INTERCHANGEABLE
Lead Eht
Hellermanntyton Limited
6510-00-782-2698PRM21408CZ INTERCHANGEABLE
Sponge,surgical
Medline Industries, Lp
5950-00-900-70402515389-1 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4720-00-933-587803-5107 INTERCHANGEABLE
Hose,nonmetallic
Bacharach, Inc.
6660-01-033-953904504202 INTERCHANGEABLE
Transmitter,engine
Chrysler Corp Service and Parts Opns
6150-01-142-31772556 INTERCHANGEABLE
Wiring Harness
Dcm Manufacturing, Inc.
5975-01-268-6429106-0093 INTERCHANGEABLE
Box Connector,electrical
Landoll Company, Llc
4820-01-374-7989 INTERCHANGEABLE
Valve,gate
Cross-Reference Index
Part NumberManufacturer
2556 PRIMARY Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
2556 Dialight Corporation (USA)
Related Parts
7920-00-045-2556INTERCHANGEABLE
SCRAPER,VEHICLE WINDOW
2556
5325-00-276-6073INTERCHANGEABLE
GROMMET,NONMETALLIC
5995-00-467-6118INTERCHANGEABLE
LEAD EHT
2556
6510-00-782-2698INTERCHANGEABLE
SPONGE,SURGICAL
PRM21408CZ
5950-00-900-7040INTERCHANGEABLE
TRANSFORMER,POWER
2515389-1
4720-00-933-5878INTERCHANGEABLE
HOSE,NONMETALLIC
03-5107
6660-01-033-9539INTERCHANGEABLE
TRANSMITTER,ENGINE
04504202
6150-01-142-3177INTERCHANGEABLE
WIRING HARNESS
2556
5975-01-268-6429INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
106-0093
4820-01-374-7989INTERCHANGEABLE
VALVE,GATE
4820-01-374-8219INTERCHANGEABLE
DISK,VALVE
5310-01-513-7645INTERCHANGEABLE
WASHER,FLAT
8036678

Frequently Asked Questions

What is NSN 5310-01-045-5589?

NSN 5310-01-045-5589 is a Nut,plain,hexagon, manufactured by Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-045-5589?

NSN 5310-01-045-5589 has 2 cross-referenced part numbers: 2556 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron), 2556 (Dialight Corporation).

What NSN replaces 5310-01-045-5589?

There are 12 known substitutes for 5310-01-045-5589: 7920-00-045-2556, 5325-00-276-6073, 5995-00-467-6118 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2556?

Key specifications for 2556: Thread Class: 2B; Nut Style: HEXAGON; Thread Direction: RIGHT-HAND. 3 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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