B1821BH031C475N

Bolt, Machine

Part number: B1821BH031C475N
NSN: 5306-00-226-4844
NIIN: 00-226-4844
Item name: Bolt, Machine
Manufacturer: American National Standards
CAGE code: 80204
FSC: 5306 — Bolts
Unit of issue: EA
DEMIL code: A

Alternate part numbers

B1821BH031C475N CAGE 80204
MS90728-51 CAGE 96906
33224 CAGE 13841

Technical characteristics

Thread Class: 2A
Thread Direction: Right-hand
Thread Length: 0.875 in min / 1.062 in max
Fastener Length: 4.656 in min / 4.750 in max
Head Style: Hexagon
Head Height: 0.195 in min / 0.211 in max
Width Between Flats: 0.489 in min / 0.500 in max
Nominal Thread Diameter: 0.312 inches
Thread Quantity per Inch: 18
Minimum Tensile Strength: 150000 PSI
Surface Finish: 63.0 microinches threads
Material: Steel overall
Material Spec: SAE J429 grade 8 or ASTM A354 grade BD
Surface Treatment: Zinc overall and chromate overall
Thread Series: UNC

Catalogue data is compiled from public DLA/FLIS sources and is provided for identification. Availability, condition and certification are confirmed on quotation. OmniSynk Distribution Services is a stocking distributor.

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