Machine Thread Plug P/N 556-6985454-16B

Specifications

Thread class

2A

Thread direction

External Right-Hand

Thread length

External Inches Nominal 0.469

Head height

0.836 in (nominal)

Overall length

1.410–1.450 in

Body core diameter

1.798–1.828 in

Core depth

1.130 in (nominal)

Head type

Solid

Thread quantity per inch

12

Nominal thread size

External Inches 2.500

Special features

Nha Accumulator Assembly and Detail 3600/3700 Cubic Inch; Mrc Ajge Core IS Optional, IT May Also BE Solid, Core Depth Must Maintain a Min. Thickness of 0.30 in From Core Tip to the Outside of the Head.

Material

Overall Steel Comp 304 or Steel Comp 316 or Steel Comp 303

Material document and classification

Overall Fed Spec Single Material Response QQ-S-763, Class 304 to 316 or Assn STD Single Material Response Ast- A582-80, Tye 303

Thread series designator

External UN

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

Cross-reference part numbers

556-6985454-16B 556-6985454-16A H642-6930-16B H642-6930-16A MS51840-33SS MS51840-33S MS51840

Also referenced as

6985454 H642-6930

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual.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	J Not stocked, centrally procured — the government does not stock this item; it is procured only when a requisition arrives. SECO has 1 on the shelf
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 5365-01-501-1272?
NSN 5365-01-501-1272 (5365015011272) — Machine Thread Plug: SECO Parts has 1 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for machine thread plug in federal supply class 5365 (Bushings, Rings, Shims, and Spacers).

Is NSN 5365-01-501-1272 available?
SECO Parts has 1 in stock in Augusta, GA — order or request a quote below.

How much does NSN 5365-01-501-1272 cost?
The government catalog (FEDLOG) lists NSN 5365-01-501-1272 at $274.84 per each. That is a public reference, not SECO's price: SECO quotes each request, usually the same business day, and surplus parts often quote below or above it.

What does NSN 5365-01-501-1272 fit?
The federal catalog lists NSN 5365-01-501-1272 as used on: Seawolf Class Ssn.

What part numbers cross-reference to NSN 5365-01-501-1272?
Part numbers that cross-reference this NSN include 556-6985454-16B, 556-6985454-16A, H642-6930-16B, H642-6930-16A, MS51840-33SS, MS51840-33S, MS51840. It is also referenced by older, superseded or advisory numbers: 6985454, H642-6930. SECO can quote against any of them.