Cap Hexagon Head Screw P/N B1821BH075F175N

Specifications

Material

Overall Steel Comp 1013 or Steel Comp 1015 or Steel Comp 1016 or Steel Comp 1017 or Steel Comp 1018 or Steel Comp 1019 or Steel Comp 1020 or Steel Comp 1021 or Steel Comp 1022 or Steel Comp 1023 or Steel Comp 1524 or Steel Comp 1025 or Steel Comp 1026 or Steel Comp 1527 or Steel Comp 1029 or Steel Comp 1030 or Steel Comp 1033 or Steel Comp 1034 or Steel Comp 1035 or Steel Comp 1536 or Steel Comp 1037 or Steel Comp 1038 or Steel Comp 1039 or Steel Comp 1040 or Steel Comp 1541

Thread series designator

UNF

Nondefinitive spec/std data

Type 2 and Style 10 and Grade 8

Width between flats

1.100–1.125 in

Thread direction

Right-Hand

Thread length

1.500–1.750 in

Fastener length

1.688–1.750 in

Thread class

2A

Material document and classification

Overall Assn STD All Material Responses SAE J429

Nominal thread diameter

Inches 0.750

Thread quantity per inch

16

Minimum tensile strength

Pounds Per Square Inch 150000

Hardness rating

Overall Rockwell C Minimum 32.0 and Rockwell C Maximum 38.0

Surface treatment

Overall Zinc and Chromate

Surface treatment document and classification

Overall Assn STD Single Treatment Response Ast- B633 TY 2 SC 3

Head height

0.455–0.483 in

From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.

Cross-reference part numbers

B1821BH075F175N ASME B18.2.1A MS90727-186 ASME-B18.2.1 18C1228

Also referenced as

10082383

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.

Shown for identification only. SECO can quote against any of these numbers.

Logistics data

Source of supply	SMS DLA Land and Maritime, Columbus, Ohio
Acquisition advice code	D DLA/GSA stocked — stocked by DLA or GSA and issued from central stock
Unit of issue	EA each
Demilitarization code	A Demilitarization not required — non-munitions-list item
Controlled inventory code	U Unclassified
Hazardous material indicator	N No hazardous material

Source: public FLIS/PUB LOG cataloging data.

Why buy from SECO

These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.

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FAQ

What is NSN 5305-00-082-6821?
NSN 5305-00-082-6821 (5305000826821) — Cap Hexagon Head Screw: SECO Parts has 65 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for cap hexagon head screw in federal supply class 5305 (Screws).

Is NSN 5305-00-082-6821 available?
SECO Parts has 65 in stock in Augusta, GA — order or request a quote below.

How much does NSN 5305-00-082-6821 cost?
NSN 5305-00-082-6821 is a low-cost part, so SECO quotes it by the line rather than by the piece: there is a $50 minimum per line, and quantity pricing on request — usually answered the same business day.

What does NSN 5305-00-082-6821 fit?
The federal catalog lists NSN 5305-00-082-6821 as used on: Multiple Launch Rocket System (MLRS).

What part numbers cross-reference to NSN 5305-00-082-6821?
Part numbers that cross-reference this NSN include B1821BH075F175N, ASME B18.2.1A, MS90727-186, ASME-B18.2.1, 18C1228. It is also referenced by older, superseded or advisory numbers: 10082383. SECO can quote against any of them.