PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11646P11Nut,plain,slotted,hexagon

Taylor Machine Works Inc · NSN 5310-00-012-5112 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-012-5112 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-012-5112. Primary manufacturer part number: 11646P11.
Features
  • Nut,plain,slotted,hexagon — FSC 5310
  • Thread Class: 2B
  • Thread Quantity Per Inch: 20
  • Nominal Thread Size: 0.250 INCHES IN
  • Bearing Surface Type: CHAMFERED OR WASHER FACED
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Thread Direction: RIGHT-HAND
  • Width Across Flats: 0.428 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-00-012-5112, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Taylor Machine Works Inc. Government technical data includes 11 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-012-5112
Primary Part Number11646P11
Item NameNut,plain,slotted,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTaylor Machine Works Inc
StatusACTIVE
Thread Class2B
Thread Quantity Per Inch20
Nominal Thread Size0.250 INCHES IN
Bearing Surface TypeCHAMFERED OR WASHER FACED
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Thread DirectionRIGHT-HAND
Width Across Flats0.428 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OR ZINC OVERALL
MaterialSTEEL OVERALL
Nut Height0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
Nut StyleSLOTTED, HEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2915-00-091-4214 INTERCHANGEABLE
Seat,air,fuel
5305-00-286-1781125112 INTERCHANGEABLE
Screw,machine
Telemechanics Inc
4820-00-813-33591251 1/2 INTERCHANGEABLE
Valve,angle
Crane Co Div Valve Div
1560-01-263-9831 INTERCHANGEABLE
Track,detail
5998-01-370-827441785001M INTERCHANGEABLE
Circuit Card Assembly
Elbitamerica, Inc.
Cross-Reference Index
Part NumberManufacturer
125112 Army Weapons Command Attn Amswe-Ree-S (USA)
11646P11 PRIMARY Taylor Machine Works Inc (USA)
Related Parts
2915-00-091-4214INTERCHANGEABLE
SEAT,AIR,FUEL
5305-00-286-1781INTERCHANGEABLE
SCREW,MACHINE
125112
4820-00-813-3359INTERCHANGEABLE
VALVE,ANGLE
1251 1/2
1560-01-263-9831INTERCHANGEABLE
TRACK,DETAIL
5998-01-370-8274INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
41785001M

Frequently Asked Questions

What is NSN 5310-00-012-5112?

NSN 5310-00-012-5112 is a Nut,plain,slotted,hexagon, manufactured by Taylor Machine Works Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-012-5112?

NSN 5310-00-012-5112 has 2 cross-referenced part numbers: 125112 (Army Weapons Command Attn Amswe-Ree-S), 11646P11 (Taylor Machine Works Inc).

What NSN replaces 5310-00-012-5112?

There are 5 known substitutes for 5310-00-012-5112: 2915-00-091-4214, 5305-00-286-1781, 4820-00-813-3359 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11646P11?

Key specifications for 11646P11: Thread Class: 2B; Thread Quantity Per Inch: 20; Nominal Thread Size: 0.250 INCHES IN; Bearing Surface Type: CHAMFERED OR WASHER FACED. 11 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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