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91074A130 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

91074A130: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.328 INCHES MINIMUM AND 0.352 INCHES MAXIMUM IN, overall_height: 0.080 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN, hardness_rating: 44.0 ROCKWELL C MINIMUM, outside_diameter: 0.518 INCHES MINIMUM AND 0.542 INCHES MAXIMUM IN, style_designator: TWO PIECE INTERLOCKING. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-592-1564, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
91074A130
NSN: 5310-01-592-1564
FSC: 5310 — Nuts and Washers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.328 INCHES MINIMUM AND 0.352 INCHES MAXIMUM IN
overall_height0.080 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
hardness_rating44.0 ROCKWELL C MINIMUM
outside_diameter0.518 INCHES MINIMUM AND 0.542 INCHES MAXIMUM IN
style_designatorTWO PIECE INTERLOCKING
surface_treatmentZINC OVERALL
end_item_identification2350-01-555-3697 UNMANNED GROUND VEHICLE, TRACKED
part_name_assigned_by_controlling_agencyWEDGE LOCK WASHER
NSN5310-01-592-1564
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 91074A130 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HARDNESS RATING: 44.0 ROCKWELL C MINIMUM
•
STYLE DESIGNATOR: TWO PIECE INTERLOCKING
•
OUTSIDE DIAMETER: 0.518 INCHES MINIMUM AND 0.542 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.080 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
HARDNESS RATING44.0 ROCKWELL C MINIMUM
STYLE DESIGNATORTWO PIECE INTERLOCKING
OUTSIDE DIAMETER0.518 INCHES MINIMUM AND 0.542 INCHES MAXIMUM IN
SURFACE TREATMENTZINC OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYWEDGE LOCK WASHER
END ITEM IDENTIFICATION2350-01-555-3697 UNMANNED GROUND VEHICLE, TRACKED
MATERIALSTEEL OVERALL
HOLE DIAMETER0.328 INCHES MINIMUM AND 0.352 INCHES MAXIMUM IN
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 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91074A130?
91074A130 is a WASHER,LOCK.
What is the NSN for 91074A130?
91074A130 is cataloged in the U.S. Government catalog under NSN 5310-01-592-1564. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.