PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45501-11Nut,self-Locking,hexagon

Honeywell International, Inc Div Aerospace-Tucson · NSN 5310-00-050-3339 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-050-3339 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-050-3339. Primary manufacturer part number: 45501-11.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Nut Height: 0.312 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 28
  • Thread Series: UNF
  • Bearing Surface Type: FLAT
  • Nominal Thread Size: 0.250 INCHES IN
  • Thread Direction: RIGHT-HAND
  • Locking Feature: PREVAILING TORQUE WITH NONMETALLIC INSERT OR PREVAILING TORQUE ALL METAL DESIGN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-050-3339, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 27 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-050-3339
Primary Part Number45501-11
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHoneywell International, Inc Div Aerospace-Tucson
StatusCANCELLED
Nut Height0.312 INCHES NOMINAL IN
Thread Quantity Per Inch28
Thread SeriesUNF
Bearing Surface TypeFLAT
Nominal Thread Size0.250 INCHES IN
Thread DirectionRIGHT-HAND
Locking FeaturePREVAILING TORQUE WITH NONMETALLIC INSERT OR PREVAILING TORQUE ALL METAL DESIGN
MaterialSTEEL OVERALL
Width Across Flats0.438 INCHES NOMINAL IN
Material Document and ClassificationQQ-S-633-CANCELED FED SPEC ALL MATERIAL RESPONSES NUT
Material Document and ClassificationQQ-S-633-CANCELED FED SPEC ALL MATERIAL RESPONSES OVERALL
MaterialSTEEL NUT
MaterialFIBER LOCKING INSERT
Thread Class3B
Nut StyleHEXAGON
Surface TreatmentCADMIUM OR ZINC OVERALL
Material Document and ClassificationMIL-M-20693 COMP A TYPE 1 MIL SPEC ALL MATERIAL RESPONSES LOCKING INSERT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5325-00-424-56062-6706 INTERCHANGEABLE
Ring,retaining
Rockford Powertrain Inc Div Powertrain Rockford, Inc.
1440-00-910-79439090270-1 INTERCHANGEABLE
Poppet
Us Army Aviation and Missile Command
5133-01-095-7977 INTERCHANGEABLE
Drill,twist
5365-01-301-507493735-991 INTERCHANGEABLE
Spacer,sleeve
Amz Alabama Inc.
5340-01-311-824526706 INTERCHANGEABLE
Plunger,quick Release
Jergens Inc Div Tooling Components Division
5365-01-375-230026706 INTERCHANGEABLE
Shim
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
6750-01-427-4769 INTERCHANGEABLE
Film,photographic
Cross-Reference Index
Part NumberManufacturer
41E048 Harvard Industries Inc (USA)
360383S7A2 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
21E048 Harvard Industries Inc (USA)
45501-11 PRIMARY Honeywell International, Inc Div Aerospace-Tucson (USA)
21E048 PRIMARY Esna, Llc (USA)
1887535 General Motors Corp Delco Remy Div (USA)
503339 Diamond Reo Truck Co (USA)
N3311BJ Diamond Reo Truck Co (USA)
2282071 General Motors Corp (USA)
360383S7S8A2 Ford Motor Company (USA)
60383S7S8A2 Ford Motor Company (USA)
1887535 General Motors Corp (USA)
360383S8A2 Ford Motor Company (USA)
45501-11 Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
1887535 General Motors Llc Dba General Motors Llc (USA)
69509-3 PRIMARY Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
155678 Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division (USA)
26706 PRIMARY Pierce Co Inc the Sub of Avis Industrial Corp (USA)
360383S8A2 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
360383S7S8 Ford Motor Company (USA)
Related Parts
5325-00-424-5606INTERCHANGEABLE
RING,RETAINING
2-6706
1440-00-910-7943INTERCHANGEABLE
POPPET
9090270-1
5133-01-095-7977INTERCHANGEABLE
DRILL,TWIST
5365-01-301-5074INTERCHANGEABLE
SPACER,SLEEVE
93735-991
5340-01-311-8245INTERCHANGEABLE
PLUNGER,QUICK RELEASE
26706
5365-01-375-2300INTERCHANGEABLE
SHIM
26706
6750-01-427-4769INTERCHANGEABLE
FILM,PHOTOGRAPHIC

Frequently Asked Questions

What is NSN 5310-00-050-3339?

NSN 5310-00-050-3339 is a Nut,self-Locking,hexagon, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-050-3339?

NSN 5310-00-050-3339 has 27 cross-referenced part numbers: 41E048 (Harvard Industries Inc), 360383S7A2 (Ford Motor Co Ford Parts and Service Div Government Part Sales), 21E048 (Harvard Industries Inc), 45501-11 (Honeywell International, Inc Div Aerospace-Tucson), 21E048 (Esna, Llc) and 22 more.

What NSN replaces 5310-00-050-3339?

There are 7 known substitutes for 5310-00-050-3339: 5325-00-424-5606, 1440-00-910-7943, 5133-01-095-7977 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45501-11?

Key specifications for 45501-11: Nut Height: 0.312 INCHES NOMINAL IN; Thread Quantity Per Inch: 28; Thread Series: UNF; Bearing Surface Type: FLAT. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-050-3339 still in active supply?

NSN 5310-00-050-3339 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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