PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

122498Nut,plain,castellated,hexagon

Us Army Aviation and Missile Command · NSN 5310-00-012-2498 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-012-2498 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-012-2498. Primary manufacturer part number: 122498.
Features
  • Nut,plain,castellated,hexagon — FSC 5310
  • Surface Treatment: CADMIUM OR ZINC AND CHROMATE OVERALL
  • Nominal Thread Size: 0.250 INCHES IN
  • Surface Treatment Document and Classification: QQ-P-416 TYPE 2 CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 TYPE 2 CLASS 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
  • Nondefinitive Spec/std Data: 5 TYPE
  • Material: STEEL OVERALL
  • Nut Style: CASTELLATED, HEXAGON
  • Thread Quantity Per Inch: 28
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,castellated,hexagon, cataloged under National Stock Number 5310-00-012-2498, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5310-00-012-2498
Primary Part Number122498
Item NameNut,plain,castellated,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Surface TreatmentCADMIUM OR ZINC AND CHROMATE OVERALL
Nominal Thread Size0.250 INCHES IN
Surface Treatment Document and ClassificationQQ-P-416 TYPE 2 CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 TYPE 2 CLASS 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
Nondefinitive Spec/std Data5 TYPE
MaterialSTEEL OVERALL
Nut StyleCASTELLATED, HEXAGON
Thread Quantity Per Inch28
Thread Class3B
Thread DirectionRIGHT-HAND
Nut Height0.281 INCHES NOMINAL IN
Bearing Surface TypeCHAMFERED OR WASHER FACED
Thread SeriesUNF
Width Across Flats0.438 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4720-00-639-9901245-6 INTERCHANGEABLE
Hose,nonmetallic
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
3020-00-679-0456 INTERCHANGEABLE
Gear,brake and Acce
5331-00-928-6980MS28775-456 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5315-01-089-68702456 INTERCHANGEABLE
Pin
Eaton Aerospace, Llc Dba Jackson South
5315-01-110-5263 INTERCHANGEABLE
Pin,cotter
4820-01-160-35952456SG B/M 82045 3IN INTERCHANGEABLE
Valve,gate
William Powell Company, the Dba Powell Valve Div the Starflo Corporation
6105-01-210-4363 INTERCHANGEABLE
Motor,alternating Current
5331-01-211-9556 INTERCHANGEABLE
O-Ring
6105-01-214-8121 INTERCHANGEABLE
Motor,alternating Current
3010-01-229-2687 INTERCHANGEABLE
Motor
Cross-Reference Index
Part NumberManufacturer
2456 Teledyne Industries Inc Teledyne Power Systems Div (USA)
122498 PRIMARY Us Army Aviation and Missile Command (USA)
87 Triumph Engine Control Systems Llc (USA)
FFN836 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
4720-00-639-9901INTERCHANGEABLE
HOSE,NONMETALLIC
245-6
3020-00-679-0456INTERCHANGEABLE
GEAR,BRAKE AND ACCE
5331-00-928-6980INTERCHANGEABLE
O-RING
MS28775-456
5315-01-089-6870INTERCHANGEABLE
PIN
2456
5315-01-110-5263INTERCHANGEABLE
PIN,COTTER
4820-01-160-3595INTERCHANGEABLE
VALVE,GATE
2456SG B/M 82045 3IN
6105-01-210-4363INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
5331-01-211-9556INTERCHANGEABLE
O-RING
6105-01-214-8121INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
3010-01-229-2687INTERCHANGEABLE
MOTOR
2510-01-233-9043INTERCHANGEABLE
PLATE,STRUCTURAL
5340-01-283-9947INTERCHANGEABLE
BUMPER
2456

Frequently Asked Questions

What is NSN 5310-00-012-2498?

NSN 5310-00-012-2498 is a Nut,plain,castellated,hexagon, manufactured by Us Army Aviation and Missile Command, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-012-2498?

NSN 5310-00-012-2498 has 4 cross-referenced part numbers: 2456 (Teledyne Industries Inc Teledyne Power Systems Div), 122498 (Us Army Aviation and Missile Command), 87 (Triumph Engine Control Systems Llc), FFN836 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5310-00-012-2498?

There are 12 known substitutes for 5310-00-012-2498: 4720-00-639-9901, 3020-00-679-0456, 5331-00-928-6980 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 122498?

Key specifications for 122498: Surface Treatment: CADMIUM OR ZINC AND CHROMATE OVERALL; Nominal Thread Size: 0.250 INCHES IN; Surface Treatment Document and Classification: QQ-P-416 TYPE 2 CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 TYPE 2 CLASS 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL; Nondefinitive Spec/std Data: 5 TYPE. 13 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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