Flared Tube Fitting Sleeve P/N MS51533-4

Specifications

Casehardening indicator

Not Case-Hardened

Overall length

0.410 in (nominal)

Metallic hardness rating

Nominal Rockwell B 70.0

Flange width

0.140 in (nominal)

Flange outside diameter

0.383 in (nominal)

Seat angle in deg

33.0

Sleeve outside diameter

0.255 in (nominal)

Hose/tube outside diameter for which designed

0.250 in (nominal)

Material

Steel Comp 1015 or Steel Comp 1020 or Steel Comp 1137 or Steel Comp 1141 or Steel Comp 12L14 or Steel Comp 11L37

Material document and classification

Fed STD 3RD Material Response Fed STD 66, CO- 1137 or Fed STD 4TH Material Response Fed STD 66, CO- 1141 or Fed STD 5TH Material Response Fed STD 66, CO- 12L14 or Fed STD 6TH Material Response Fed STD 66,CO- 11L37

Surface treatment

Cadmium

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

Cross-reference part numbers

MS51533-4 840-FS-04 MS51533B4

Also referenced as

80JX604 MS51533-84 MS51533 MS51533-4C

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual.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	Z Insurance/numeric stockage objective — held by the government as insurance stock for contingencies, not for routine issue. SECO has 2 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 4730-01-043-6300?
NSN 4730-01-043-6300 (4730010436300) — Flared Tube Fitting Sleeve: SECO Parts has 2 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for flared tube fitting sleeve in federal supply class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings).

Is NSN 4730-01-043-6300 available?
SECO Parts has 2 in stock in Augusta, GA — order or request a quote below.

How much does NSN 4730-01-043-6300 cost?
NSN 4730-01-043-6300 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 part numbers cross-reference to NSN 4730-01-043-6300?
Part numbers that cross-reference this NSN include MS51533-4, 840-FS-04, MS51533B4. It is also referenced by older, superseded or advisory numbers: 80JX604, MS51533-84, MS51533, MS51533-4C. SECO can quote against any of them.