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91202A222 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

91202A222: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 3.4 MILLIMETERS NOMINAL MM, outside_diameter: 6.2 MILLIMETERS NOMINAL MM, special_features: MEETS DIN SPEC 127B. TM 9-2355-103-23P AND TM 9-2330-338-13 AND P, style_designator: SPLIT HELICAL-LEFT HAND, surface_treatment: ZINC OVERALL.

This part is cataloged in the U.S. Government catalog under NSN 5310-01-554-4709, 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
91202A222
NSN: 5310-01-554-4709
FSC: 5310 — Nuts and Washers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter3.4 MILLIMETERS NOMINAL MM
outside_diameter6.2 MILLIMETERS NOMINAL MM
special_featuresMEETS DIN SPEC 127B. TM 9-2355-103-23P AND TM 9-2330-338-13 AND P
style_designatorSPLIT HELICAL-LEFT HAND
surface_treatmentZINC OVERALL
material_thickness0.7 MILLIMETERS NOMINAL MM
end_item_identification2355-01-542-7908, INTERIM VEHICLE-MOUNTED MINE DETECTOR (IVMMD)
NSN5310-01-554-4709
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 91202A222 · 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
•
STYLE DESIGNATOR: SPLIT HELICAL-LEFT HAND
•
OUTSIDE DIAMETER: 6.2 MILLIMETERS NOMINAL MM
•
MATERIAL THICKNESS: 0.7 MILLIMETERS NOMINAL MM
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 3.4 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSPLIT HELICAL-LEFT HAND
OUTSIDE DIAMETER6.2 MILLIMETERS NOMINAL MM
MATERIAL THICKNESS0.7 MILLIMETERS NOMINAL MM
SPECIAL FEATURESMEETS DIN SPEC 127B. TM 9-2355-103-23P AND TM 9-2330-338-13 AND P
SURFACE TREATMENTZINC OVERALL
END ITEM IDENTIFICATION2355-01-542-7908, INTERIM VEHICLE-MOUNTED MINE DETECTOR (IVMMD)
MATERIALSTEEL OVERALL
HOLE DIAMETER3.4 MILLIMETERS NOMINAL MM
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 91202A222?
91202A222 is a WASHER,LOCK.
What is the NSN for 91202A222?
91202A222 is cataloged in the U.S. Government catalog under NSN 5310-01-554-4709. 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.