NSN 5310-01-473-3846 · NIIN 014733846 · Part number EM1229
Howmet Global Fastening Systems Inc. Div Tridair Products · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 29372
Government record, cited
NSN 5310-01-473-3846 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-473-3846. Manufacturer of record part number: EM1229.
Also searched as5310-01-473-3846 ·
5310014733846 ·
NIIN 014733846 ·
01-473-3846 ·
FSC 5310 Nuts and Washers · CAGE 29372 · EM1229 · 72612-4
Thread Pitch Diameters: +0.2297 TO 0.2328 INCHES IN
Thread Direction: RIGHT-HAND
Nominal Thread Size: 0.250 INCHES IN
Drilled Hole Diameter: 2.49 MILLIMETERS MINIMUM AND 2.62 MILLIMETERS MAXIMUM MM
Thread Class: 3B
Thread Quantity Per Inch: 28
Identification
NSN: 5310-01-473-3846
NIIN: 014733846
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: EM1229
Manufacturer: Howmet Global Fastening Systems Inc. Div Tridair Products
General Description
The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-473-3846, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-01-473-3846
Primary Part Number
EM1229
Item Name
Nut,self-Locking,plate
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Howmet Global Fastening Systems Inc. Div Tridair Products
Status
ACTIVE
Thread Series
UNF
Thread Pitch Diameters
+0.2297 TO 0.2328 INCHES IN
Thread Direction
RIGHT-HAND
Nominal Thread Size
0.250 INCHES IN
Drilled Hole Diameter
2.49 MILLIMETERS MINIMUM AND 2.62 MILLIMETERS MAXIMUM MM
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040
5310-00-000-0040 · Item name not on file
5310-00-000-0077
NUT,PLAIN,ROUND
5310-00-000-0079
WASHER,FLAT
5310-00-000-0079
WASHER,FLAT
5310-00-000-1146
5310-00-000-1146 · Item name not on file
5310-00-000-3815
5310-00-000-3815 · Item name not on file
5310-00-000-4532
5310-00-000-4532 · Item name not on file
5310-00-000-4540
5310-00-000-4540 · Item name not on file
Frequently Asked Questions
What is NSN 5310-01-473-3846?
NSN 5310-01-473-3846 is a Nut,self-Locking,plate, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-473-3846?
NSN 5310-01-473-3846 has 3 manufacturer part numbers on file: 72612-4 (Dassault Aviation), EM1229 (Howmet Global Fastening Systems Inc. Div Tridair Products), EM1229 (Howmet Fixations Simmonds SAS).
What are the specifications of EM1229?
Key specifications for EM1229: Thread Series: UNF; Thread Pitch Diameters: +0.2297 TO 0.2328 INCHES IN; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.250 INCHES IN. 10 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-473-3846 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.