Surface Treatment Document and Classification: EC2-1,CL 3,TY 2,FSCM 92739 MFR REF SINGLE TREATMENT RESPONSE OVERALL
Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM50.0 ROCKWELL C MAXIMUM
Style Designator: FLAT EXTERNAL TEETH
Material Document and Classification: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
Outside Diameter: 0.305 INCHES MINIMUM AND 0.305 INCHES MINIMUM AND 0.320 INCHES MAXIMUM0.320 INCHES MAXIMUM IN
Material Thickness: 0.016 INCHES MINIMUM AND 0.016 INCHES MINIMUM AND 0.022 INCHES MAXIMUM0.022 INCHES MAXIMUM IN
Surface Treatment: CADMIUM OVERALL
Identification
NSN: 5310-01-067-3433
NIIN: 010673433
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
General Description
The Washer,lock, cataloged under National Stock Number 5310-01-067-3433, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-01-067-3433
Item Name
Washer,lock
FSC / FSG
5310 / 53 — Nuts and Washers
Status
ACTIVE
Surface Treatment Document and Classification
EC2-1,CL 3,TY 2,FSCM 92739 MFR REF SINGLE TREATMENT RESPONSE OVERALL
Hardness Rating
40.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM50.0 ROCKWELL C MAXIMUM
Style Designator
FLAT EXTERNAL TEETH
Material Document and Classification
AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
Outside Diameter
0.305 INCHES MINIMUM AND 0.305 INCHES MINIMUM AND 0.320 INCHES MAXIMUM0.320 INCHES MAXIMUM IN
Material Thickness
0.016 INCHES MINIMUM AND 0.016 INCHES MINIMUM AND 0.022 INCHES MAXIMUM0.022 INCHES MAXIMUM IN
Surface Treatment
CADMIUM OVERALL
Material
STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL
Hole Diameter
0.141 INCHES MINIMUM AND 0.141 INCHES MINIMUM AND 0.150 INCHES MAXIMUM0.150 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-205-794516743POSSIBLE MATCH
VALVE,REGULATOR
Possible match (shared part number)Dana Commercial Vehicle Products, Llc
5998-01-426-3239D16743POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)Communications & Power Industries Llc Dba Cpi Satcom Div Satcom Division--Chicago Operations
5998-01-460-060650201-4POSSIBLE MATCH
PRINTED CIRCUIT BOARD
Possible match (shared part number)L3 Technologies, Inc. Div L3harris Edo Western Corporation
1560-01-480-05871674-3POSSIBLE MATCH
SUPPORT,STRUCTURAL COMPONENT,AIR
Possible match (shared part number)Parker-Hannifin Corporation Dba Control Systems Division
6515-01-591-247805.003.100SPOSSIBLE MATCH
BLADE,BONE SAW,POWER
Possible match (shared part number)Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
4940-01-615-4308POSSIBLE MATCH
SPRAY GUN,PAINT
Possible match (shared part number)
2920-01-645-520816743POSSIBLE MATCH
GENERATOR,ENGINE ACCESSORY
Possible match (shared part number)Generac Mobile Products, Llc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
502-014
3/9Design control — primary reference
U.S. Government activity
16743
C/1Advisory reference — outside the item-of-supply concept
Hyster-Yale Group, Inc.
Related Parts
4820-01-205-7945POSSIBLE MATCH
VALVE,REGULATOR
16743
5998-01-426-3239POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
D16743
5998-01-460-0606POSSIBLE MATCH
PRINTED CIRCUIT BOARD
50201-4
1560-01-480-0587POSSIBLE MATCH
SUPPORT,STRUCTURAL COMPONENT,AIR
1674-3
6515-01-591-2478POSSIBLE MATCH
BLADE,BONE SAW,POWER
05.003.100S
4940-01-615-4308POSSIBLE MATCH
SPRAY GUN,PAINT
2920-01-645-5208POSSIBLE MATCH
GENERATOR,ENGINE ACCESSORY
16743
Frequently Asked Questions
What is NSN 5310-01-067-3433?
NSN 5310-01-067-3433 is a Washer,lock, classified under FSC 5310, Nuts and Washers. Status: active.
What NSN replaces 5310-01-067-3433?
7 possible matches (shared part number, not a government interchangeability claim): 4820-01-205-7945, 5998-01-426-3239, 5998-01-460-0606. Verify interchangeability with system specifications before substitution.
What are the specifications of 5310-01-067-3433?
Key specifications for 5310-01-067-3433: Surface Treatment Document and Classification: EC2-1,CL 3,TY 2,FSCM 92739 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM50.0 ROCKWELL C MAXIMUM; Style Designator: FLAT EXTERNAL TEETH; Material Document and Classification: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL. 9 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-067-3433 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.