PartsTable TECHNICAL DATA SHEET
NSN 5310-00-240-0179Government record, cited

Washer, Concave5310-00-240-0179

NSN 5310-00-240-0179 · NIIN 002400179 · Part number 3M297-08
The Boeing Company Div Defense · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 76301
Government record, cited
NSN 5310-00-240-0179 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-240-0179. Manufacturer of record part number: 3M297-08.
Also searched as  5310-00-240-0179 · 5310002400179 · NIIN 002400179 · 00-240-0179 · FSC 5310 Nuts and Washers · CAGE 76301 · 3M297-08 · HL83-5W · HL83-5W
Nearby stock numbers  ·
Features
  • Washer,concave — FSC 5310
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Radius: 0.200 INCHES NOMINAL IN
  • Style Designator: CONCAVE
  • Outside Diameter: 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN
  • Recess Depth: 0.078 INCHES NOMINAL IN
  • Material Thickness: 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
Identification
  • NSN: 5310-00-240-0179
  • NIIN: 002400179
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 3M297-08
  • Manufacturer: The Boeing Company Div Defense
General Description

The Washer,concave, cataloged under National Stock Number 5310-00-240-0179, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 9 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
ParameterValue
NSN5310-00-240-0179
Primary Part Number3M297-08
Item NameWasher,concave
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerThe Boeing Company Div Defense
StatusACTIVE
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Radius0.200 INCHES NOMINAL IN
Style DesignatorCONCAVE
Outside Diameter0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN
Recess Depth0.078 INCHES NOMINAL IN
Material Thickness0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
Surface TreatmentCADMIUM AND CHROMATE OVERALL
MaterialSTEEL COMP 630 OVERALL
Hole Diameter0.241 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
HL83-5W Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN)
3M297-08 PRIMARY The Boeing Company Div Defense (USA)
HL83-5W Hi-Shear Corporation (USA)
No interchangeability data on file.
Other items in FSC 5310 — Nuts and Washers
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 5310-00-240-0179?

NSN 5310-00-240-0179 is a Washer,concave, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-00-240-0179?

NSN 5310-00-240-0179 has 3 manufacturer part numbers on file: HL83-5W (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), 3M297-08 (The Boeing Company Div Defense), HL83-5W (Hi-Shear Corporation).

What are the specifications of 3M297-08?

Key specifications for 3M297-08: Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Radius: 0.200 INCHES NOMINAL IN; Style Designator: CONCAVE; Outside Diameter: 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN. 9 specifications are documented in the U.S. Government catalog.

Is NSN 5310-00-240-0179 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.
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