PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1146-1-7Washer,flat

Indal Technologies Inc · NSN 5310-01-134-3290 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-134-3290 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-134-3290. Primary manufacturer part number: 1146-1-7.
Features
  • Washer,flat — FSC 5310
  • Thickness: 0.090 INCHES NOMINAL IN
  • Surface Treatment Document and Classification: QQ-Z-325,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Material: STEEL OVERALL
  • Center Hole Shape Style: ROUND
  • Overall Diameter: 1.062 INCHES NOMINAL IN
  • Hole Diameter: 0.512 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-134-3290, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Indal Technologies Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-134-3290
Primary Part Number1146-1-7
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerIndal Technologies Inc
StatusACTIVE
Thickness0.090 INCHES NOMINAL IN
Surface Treatment Document and ClassificationQQ-Z-325,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MaterialSTEEL OVERALL
Center Hole Shape StyleROUND
Overall Diameter1.062 INCHES NOMINAL IN
Hole Diameter0.512 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Surface TreatmentZINC AND DICHROMATE OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-011-4617114617 INTERCHANGEABLE
Washer,lock
Chrysler Realty Company Llc Dba Daimler Chrysler
5945-00-019-1767 INTERCHANGEABLE
Relay Assembly
5985-00-124-4542114617 INTERCHANGEABLE
Radome
Bae Systems Information and Electronic Systems Integration Inc.
5998-01-136-9339114617 INTERCHANGEABLE
Extender Card,electronic Test
Scientific Atlanta Inc
Cross-Reference Index
Part NumberManufacturer
1146-1-7 PRIMARY Indal Technologies Inc (CAN)
Related Parts
5310-00-011-4617INTERCHANGEABLE
WASHER,LOCK
114617
5945-00-019-1767INTERCHANGEABLE
RELAY ASSEMBLY
5985-00-124-4542INTERCHANGEABLE
RADOME
114617
5998-01-136-9339INTERCHANGEABLE
EXTENDER CARD,ELECTRONIC TEST
114617

Frequently Asked Questions

What is NSN 5310-01-134-3290?

NSN 5310-01-134-3290 is a Washer,flat, manufactured by Indal Technologies Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-134-3290?

NSN 5310-01-134-3290 has 1 cross-referenced part number: 1146-1-7 (Indal Technologies Inc).

What NSN replaces 5310-01-134-3290?

There are 4 known substitutes for 5310-01-134-3290: 5310-00-011-4617, 5945-00-019-1767, 5985-00-124-4542 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1146-1-7?

Key specifications for 1146-1-7: Thickness: 0.090 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-Z-325,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material: STEEL OVERALL; Center Hole Shape Style: ROUND. 9 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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