PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45546Washer,shouldered

Drs Environmental Systems Inc · NSN 5310-01-037-9274 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-037-9274 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-037-9274. Primary manufacturer part number: 45546.
Features
  • Washer,shouldered — FSC 5310
  • Style Designator: SHOULDERED
  • Hole Diameter: 0.641 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM OVERALL
  • Material: STEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1022 OR STEEL COMP 1025 OVERALL
  • Outside Diameter: 1.485 INCHES MINIMUM AND 1.495 INCHES MAXIMUM IN
  • Material Document and Classification: ASTM 108 ASSN STD ALL MATERIAL RESPONSES OVERALL
  • Surface Treatment Document and Classification: QQ-P-416,CL2,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1010 or Steel Comp 1015 or Steel Comp 1016 or Steel Comp 1018 or Steel Comp 1020 or Steel Comp 1022 or Steel Comp 1025 Overall construction
General Description

The Washer,shouldered, cataloged under National Stock Number 5310-01-037-9274, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Drs Environmental Systems Inc. Government technical data includes 10 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-037-9274
Primary Part Number45546
Item NameWasher,shouldered
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDrs Environmental Systems Inc
StatusACTIVE
Style DesignatorSHOULDERED
Hole Diameter0.641 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OVERALL
MaterialSTEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1022 OR STEEL COMP 1025 OVERALL
Outside Diameter1.485 INCHES MINIMUM AND 1.495 INCHES MAXIMUM IN
Material Document and ClassificationASTM 108 ASSN STD ALL MATERIAL RESPONSES OVERALL
Surface Treatment Document and ClassificationQQ-P-416,CL2,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Material Thickness0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
Shoulder Diameter1.250 INCHES MINIMUM AND 1.252 INCHES MAXIMUM IN
Shoulder Height0.312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5360-00-200-476745546 INTERCHANGEABLE
Spring,helical,compression
Hunt Valve Company, Inc.
3455-00-224-3656326-10 INTERCHANGEABLE
Cutter,milling,metal Slitting
Kennametal Inc. Div Kennametal Industrial Products Group
4730-00-671-550845546 INTERCHANGEABLE
Plug,bellows
Triumph Engine Control Systems Llc
5365-01-461-467345546 INTERCHANGEABLE
Spacer,sleeve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
45546 Drs Environmental Systems Inc (USA)
45546 Davey Compressor Co Div of Keco Industries Inc (USA)
Related Parts
5360-00-200-4767INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
45546
3455-00-224-3656INTERCHANGEABLE
CUTTER,MILLING,METAL SLITTING
326-10
4730-00-671-5508INTERCHANGEABLE
PLUG,BELLOWS
45546
5365-01-461-4673INTERCHANGEABLE
SPACER,SLEEVE
45546

Frequently Asked Questions

What is NSN 5310-01-037-9274?

NSN 5310-01-037-9274 is a Washer,shouldered, manufactured by Drs Environmental Systems Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-037-9274?

NSN 5310-01-037-9274 has 2 cross-referenced part numbers: 45546 (Drs Environmental Systems Inc), 45546 (Davey Compressor Co Div of Keco Industries Inc).

What NSN replaces 5310-01-037-9274?

There are 4 known substitutes for 5310-01-037-9274: 5360-00-200-4767, 3455-00-224-3656, 4730-00-671-5508 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45546?

Key specifications for 45546: Style Designator: SHOULDERED; Hole Diameter: 0.641 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN; Surface Treatment: CADMIUM OVERALL; Material: STEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1022 OR STEEL COMP 1025 OVERALL. 11 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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