PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1227D940Nut,plain,castellated,hexagon

Meritor Heavy Vehicle Systems, Llc · NSN 5310-01-024-9749 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-024-9749 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-024-9749. Primary manufacturer part number: 1227D940.
Features
  • Nut,plain,castellated,hexagon — FSC 5310
  • Material Document and Classification: B14 GRADE 8 FSCM 93543 MFR REF SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL OVERALL
  • Thread Direction: RIGHT-HAND
  • Thread Quantity Per Inch: 12
  • Nominal Thread Size: 1.750 INCHES IN
  • Width Across Flats: 2.500 INCHES NOMINAL IN
  • Thread Class: 3B
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 5310-01-024-9749, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Meritor Heavy Vehicle Systems, Llc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-01-024-9749
Primary Part Number1227D940
Item NameNut,plain,castellated,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerMeritor Heavy Vehicle Systems, Llc
StatusCANCELLED
Material Document and ClassificationB14 GRADE 8 FSCM 93543 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL OVERALL
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch12
Nominal Thread Size1.750 INCHES IN
Width Across Flats2.500 INCHES NOMINAL IN
Thread Class3B
Nut Height0.875 INCHES NOMINAL IN
Thread SeriesUN
Nut StyleCASTELLATED, HEXAGON
Bearing Surface TypeWASHER FACED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5305-00-068-0502128720 INTERCHANGEABLE
Screw,cap,hexagon Head
Hyster-Yale Group, Inc.
5950-00-154-38872188283-2 INTERCHANGEABLE
Transformer,power
L3 Technologies, Inc. Div Communication Systems-East
5975-00-174-91253716 INTERCHANGEABLE
Reducing Washer,knockout
Abb Installation Products Inc
5930-00-781-3494 INTERCHANGEABLE
Switch,push
5950-01-102-1541 INTERCHANGEABLE
Transformer,power Autotransforme
3020-01-350-023113412 INTERCHANGEABLE
Gear,spur
Sew-Eurodrive, Inc.
5985-01-400-5938134-12 INTERCHANGEABLE
Line Section,radio Frequency Tra
Myat, Inc. Dba Myat Inc
6515-01-577-1570212.103 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
2540-01-579-1437 INTERCHANGEABLE
Blade,windshield Wiper
Cross-Reference Index
Part NumberManufacturer
1227D940 Meritor Industrial Products, Llc (USA)
1227D940 Meritor Heavy Vehicle Systems Ltd (GBR)
1227T306 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
241664 Hyster-Yale Group, Inc. (USA)
1227T306C Meritor Heavy Vehicle Systems, Llc (USA)
1227T306C Meritor Industrial Products, Llc (USA)
1-3-4-12 Meritor Heavy Vehicle Systems, Llc (USA)
1227D940 PRIMARY Meritor Heavy Vehicle Systems, Llc (USA)
241664 Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA)
Related Parts
5305-00-068-0502INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
128720
5950-00-154-3887INTERCHANGEABLE
TRANSFORMER,POWER
2188283-2
5975-00-174-9125INTERCHANGEABLE
REDUCING WASHER,KNOCKOUT
3716
5930-00-781-3494INTERCHANGEABLE
SWITCH,PUSH
5950-01-102-1541INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
3020-01-350-0231INTERCHANGEABLE
GEAR,SPUR
13412
5985-01-400-5938INTERCHANGEABLE
LINE SECTION,RADIO FREQUENCY TRA
134-12
6515-01-577-1570INTERCHANGEABLE
SCREW,BONE
212.103
2540-01-579-1437INTERCHANGEABLE
BLADE,WINDSHIELD WIPER

Frequently Asked Questions

What is NSN 5310-01-024-9749?

NSN 5310-01-024-9749 is a Nut,plain,castellated,hexagon, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-01-024-9749?

NSN 5310-01-024-9749 has 9 cross-referenced part numbers: 1227D940 (Meritor Industrial Products, Llc), 1227D940 (Meritor Heavy Vehicle Systems Ltd), 1227T306 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 241664 (Hyster-Yale Group, Inc.), 1227T306C (Meritor Heavy Vehicle Systems, Llc) and 4 more.

What NSN replaces 5310-01-024-9749?

There are 9 known substitutes for 5310-01-024-9749: 5305-00-068-0502, 5950-00-154-3887, 5975-00-174-9125 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1227D940?

Key specifications for 1227D940: Material Document and Classification: B14 GRADE 8 FSCM 93543 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL OVERALL; Thread Direction: RIGHT-HAND; Thread Quantity Per Inch: 12. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-01-024-9749 still in active supply?

NSN 5310-01-024-9749 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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