Nuts and Washers: 523749, 523870, 523A

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MFG SKUNSNItem NameDetailsManufacturer (CAGE)RFQ
523749 5310-00-639-3887Washer, keyMaterial: Steel comp 1010 overall
Material Document and Classification: Ams 5042 assn std single material response overall
Hole Diameter: 0.380 inches minimum and 0.400 inches maximum
HPL Ohio Inc. (0SNH1)
Teledyne Technologies Inc. (03104)

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5237558 5310-00-523-7558Washer, FlatMaterial: Steel comp 1020 overall
Material Document and Classification: ASTM-A108 assn std single material response overall
Surface Treatment: Phosphate overall
Army United States Department of, The (19204)

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523766 5310-00-637-1167Washer, FlatMaterial: Steel overall
Material Document and Classification: Ams 5062 assn std single material response overall
Surface Treatment: Cadmium overall
Sabreliner Corp. (30715)
Teledyne Technologies Inc. (03104)

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5238182 5310-00-523-8182Nut, Plain, HexagonMaterial: Copper alloy overall
Hardness Rating: Not rated
Thread Direction: Right-hand
Army United States Department of, The (19204)

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5238403 5310-00-523-8403Washer, keyMaterial: Steel comp 1008 overall or steel comp 1009 overall or steel comp 1015 overall or steel comp 1018 overall or steel comp 1020 overall
Material Document AND Classification: QQ-S-698 fed spec single material response overall
Hole Diameter: 1.016 inches minimum and 1.047 inches maximum
Army United States Department of, The (19204)

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523870 5310-00-900-6456Washer, FlatMaterial: Steel comp 302 overall
Material Document and Classification: Ams 5516 assn std single material response overall
Surface Treatment: Silver overall
Alinabal Holdings Corporation (31633)
Atlas Stamping & Manufacturing (8W686)
Satellite Aerospace Incorporated (62224)
Trego Inc. (30201)
United Technologies Corporation (77445)

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52389-1032
523891032
5310-00-558-2686Nut, Self-Locking, HexagonMaterial: Steel comp 8740 overall
Material Document and Classification: AMS6322 assn std single material response overall
SPS Technologies LLC (56878)

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52389-428
52389428
5310-00-172-6922Nut, Self-Locking, HexagonMaterial: Steel overall
Hardness Rating: Not rated
Thread Direction: Right-hand
SPS Technologies LLC (56878)

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52389-524
52389524
5310-00-805-0617Nut, Self-Locking, HexagonMaterial: Steel comp 8740 overall
Material Document and Classification: Ams 6322 assn std single material response overall
Surface Treatment: Cadmium overall
SPS Technologies LLC (56878)

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52391-1032
523911032
5310-01-076-4747Nut, Self-Locking, Castellated, HexMaterial: Steel comp 8740 overall
Material Document and Classification: Ams 6322 assn std single material response overall
Surface Treatment: Cadmium overall
SPS Technologies LLC (56878)

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52391-428
52391428
5310-00-807-1468Nut, Self-Locking, Extended WasherBosch Rexroth GMBH Lohmann (D9182)

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52391-428
52391428
5310-00-849-6490Nut, Self-Locking, HexagonMaterial: Steel comp 8740 overall
Material Document and Classification: Ams 6322 assn std single material response overall
Surface Treatment: Cadmium overall
SPS Technologies LLC (56878)

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523918-1
5239181
5310-01-384-9727Nut, Self-Locking, barrelMaterial: Steel comp 4130 overall
Material Document and Classification: MIL-S-6758 mil spec single material response overall
Hardness Rating: 26.0 rockwell C minimum and 32.0 rockwell C maximum
Naval Air Warfare Center Aircraft (80020)

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523919 5310-00-527-4854Nut, Self-Locking, PlateMaterial: Steel comp 321 base steel comp 347 nut
Material Document and Classification: Aisi assn std single material response base aisi assn std single material response nut
Surface Treatment: Silver nut
Teledyne Technologies Inc. (03104)

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52392-1032
523921032
5310-00-720-8554Nut, Self-Locking, HexagonMaterial: Steel comp 8740 overall
Material Document and Classification: Ams 6322 assn std single material response overall
Surface Treatment: Cadmium overall
SPS Technologies LLC (56878)

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52392-428
52392428
5310-00-721-5980Nut, Self-Locking, HexagonMaterial: Steel comp 8740 overall
Material Document and Classification: Ams 6322 assn std single material response overall
Surface Treatment: Cadmium overall
SPS Technologies LLC (56878)

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52392-624
52392624
5310-00-579-5728Nut, Self-Locking, HexagonMaterial: Steel comp 1137 overall
Material Document and Classification: Ams 5024 assn std single material response overall
Surface Treatment: Cadmium overall
SPS Technologies LLC (56878)

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52392-820
52392820
5310-00-883-5905Nut, Self-Locking, HexagonMaterial: Steel comp 8740 overall
Material Document and Classification: Ams 6322 assn std single material response overall
Surface Treatment: Cadmium overall
SPS Technologies LLC (56878)

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52393-420
52393420
5310-00-721-7583Nut, Self-Locking, HexagonSPS Technologies LLC (56878)

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523972 5310-00-705-6457Nut, Plain, RoundMaterial: Steel comp 4140 overall
Material Document and Classification: Ams 6382 assn std single material response overall
Surface Treatment: Cadmium overall
Teledyne Technologies Inc. (03104)

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523A 5310-00-853-9857Washer, FlatMaterial: Steel comp 303 overall
Material Document and Classification: -Aisi assn std single material response overall
Surface Treatment: Passivate overall
Auto-Valve Inc. (91511)

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  • We solve sourcing challenges for 523749, 5238182, 52389-428, 52389-524, 52391-1032, 52391-428, 52392-624, 52392-820, 523972, 523A - NSN parts, hard to find, long lead time and obsolete components.