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13613-3 — NUT ASSEMBLY,RETAINER PLATE

✓ Government record, cited
Blomberg · NUT WASHER
PRODUCT OVERVIEW

13613-3: NUT ASSEMBLY,RETAINER PLATE.

The NUT ASSEMBLY,RETAINER PLATE is a Blomberg industrial component. Key specifications include special_features: SHAPE IS SQUARE WITH ROUND HOLE THROUGH THE CENTER; T.O. 8A10-2-4-1,FIG 4-1,IND 16, end_item_identification: C-5.

This part is cataloged in the U.S. Government catalog under NSN 5310-01-565-7254, 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
13613-3
NSN: 5310-01-565-7254
FSC: 5310 — Nuts and Washers
CAGE: 72914 — GRIMES AEROSPACE COMPANY (USA)
SPECIFICATIONS
special_featuresSHAPE IS SQUARE WITH ROUND HOLE THROUGH THE CENTER; T.O. 8A10-2-4-1,FIG 4-1,IND 16
end_item_identificationC-5
NSN5310-01-565-7254
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 13613-3 · Blomberg ⚠ 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSHAPE IS SQUARE WITH ROUND HOLE THROUGH THE CENTER; T.O. 8A10-2-4-1,FIG 4-1,IND 16
END ITEM IDENTIFICATIONC-5
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 13613-3?
13613-3 is a NUT ASSEMBLY,RETAINER PLATE manufactured by Blomberg.
What is the NSN for 13613-3?
13613-3 is cataloged in the U.S. Government catalog under NSN 5310-01-565-7254. 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.