PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5327Nut,plain,castellated,hexagon

Smith and Smith Aircraft Co · NSN 5310-00-448-4753 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-448-4753 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-448-4753. Primary manufacturer part number: 5327.
Features
  • Nut,plain,castellated,hexagon — FSC 5310
  • Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM
  • Width Across Flats: 1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN
  • Nominal Thread Size: 0.875 INCHES IN
  • Surface Treatment Document and Classification: AN-P-61 MIL STD SINGLE TREATMENT RESPONSE OVERALL
  • Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Thread Class: 3B
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 4130 Overall construction
General Description

The Nut,plain,castellated,hexagon, cataloged under National Stock Number 5310-00-448-4753, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Smith and Smith Aircraft Co. Government technical data includes 14 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
NSN5310-00-448-4753
Primary Part Number5327
Item NameNut,plain,castellated,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerSmith and Smith Aircraft Co
StatusACTIVE
Hardness Rating25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM
Width Across Flats1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN
Nominal Thread Size0.875 INCHES IN
Surface Treatment Document and ClassificationAN-P-61 MIL STD SINGLE TREATMENT RESPONSE OVERALL
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Thread Class3B
Thread DirectionRIGHT-HAND
MaterialSTEEL COMP 4130 OVERALL
Nut Height1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OVERALL
Bearing Surface TypeWASHER FACED
Thread Quantity Per Inch14
Thread SeriesUNF
Nut StyleCASTELLATED, HEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-230-14821067051G INTERCHANGEABLE
Connector,receptacle,electrical
Chief of Engineers Dept of Army
6130-00-432-2245105M6381 INTERCHANGEABLE
Rectifier,metallic
Pd&e Electronics, Llc
2520-00-447-21885327 INTERCHANGEABLE
Rod,gear Shifter
Eaton Corp Transmission Div
5985-00-451-3164 INTERCHANGEABLE
Attenuator,fixed
5835-00-460-3644 INTERCHANGEABLE
Player,tape
6105-00-784-715355688906 INTERCHANGEABLE
Parts Kit,electric Motor
Hydro-Aire Aerospace Corp
5360-01-011-59995327 INTERCHANGEABLE
Spring,helical,compression
Parker-Hannifin Corp Div Sporlan Division
4820-01-373-0062G90457-1 INTERCHANGEABLE
Cap,valve
Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
5310-01-373-29255327 INTERCHANGEABLE
Nut,plain,cap
Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
5950-01-373-50221779AS532-1 INTERCHANGEABLE
Transformer,current
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
5327 PRIMARY Smith and Smith Aircraft Co (USA)
53927 Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) (USA)
Related Parts
5935-00-230-1482INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1067051G
6130-00-432-2245INTERCHANGEABLE
RECTIFIER,METALLIC
105M6381
2520-00-447-2188INTERCHANGEABLE
ROD,GEAR SHIFTER
5327
5985-00-451-3164INTERCHANGEABLE
ATTENUATOR,FIXED
5835-00-460-3644INTERCHANGEABLE
PLAYER,TAPE
6105-00-784-7153INTERCHANGEABLE
PARTS KIT,ELECTRIC MOTOR
55688906
5360-01-011-5999INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5327
4820-01-373-0062INTERCHANGEABLE
CAP,VALVE
G90457-1
5310-01-373-2925INTERCHANGEABLE
NUT,PLAIN,CAP
5327
5950-01-373-5022INTERCHANGEABLE
TRANSFORMER,CURRENT
1779AS532-1
5310-01-524-0130INTERCHANGEABLE
NUT,PLAIN,HEXAGON
D2149 ITEM 79
6515-01-557-4053INTERCHANGEABLE
CANISTER ASSEMBLY,SUCTION,SURGIC
320058/5

Frequently Asked Questions

What is NSN 5310-00-448-4753?

NSN 5310-00-448-4753 is a Nut,plain,castellated,hexagon, manufactured by Smith and Smith Aircraft Co, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-448-4753?

NSN 5310-00-448-4753 has 2 cross-referenced part numbers: 5327 (Smith and Smith Aircraft Co), 53927 (Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St)).

What NSN replaces 5310-00-448-4753?

There are 12 known substitutes for 5310-00-448-4753: 5935-00-230-1482, 6130-00-432-2245, 2520-00-447-2188 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5327?

Key specifications for 5327: Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM; Width Across Flats: 1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM IN; Nominal Thread Size: 0.875 INCHES IN; Surface Treatment Document and Classification: AN-P-61 MIL STD SINGLE TREATMENT RESPONSE OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com