Catalog › Hardware and Abrasives › FSC 5310 › 5310-00-889-2543

Self-Locking Hexagon Nut P/N NASM21045-04

Not on our shelf — we can source it

NSN 5310-00-889-2543 5310008892543 NIIN 008892543

NSN 5310-00-889-2543 — Self-Locking Hexagon Nut — is item 10 of figure 55, Personnel Heater/Vent and A/C Control Panel, M997, M997A1, and M997A2 Ambulance, in TM 9-2320-280-24P. It is not on our shelf right now, and we can source it: tell us the quantity and we will come back with availability and a price, usually the same business day. Low-cost part: quoted by the line, $50 minimum per line.

FLIS item name: NUT,SELF-LOCKING,HEXAGON
Federal supply class: FSC 5310 — Nuts and Washers
Platform: HMMWV parts

In the parts manual

Manual	Figure	Item	Fits
TM 9-2320-280-24P	Fig. 55 — Personnel Heater/Vent and A/C Control Panel, M997, M997A1, and M997A2 Ambulance	10	HMMWV: M997, M997A1, M997A2

From the Army repair parts manual's parts list and its usable-on codes. The figure page shows the exploded drawing and every other part in the assembly.

Specifications

Countersink angle: Nut Degrees Nominal 88.0
Nominal thread size: Inches 0.112
Thread class: 3B
Thread direction: Right-Hand
Temp rating: Fahrenheit Nominal 450.0
Thread series: Unjc
Thread quantity per inch: 40
Material: Overall Steel
Surface treatment: Overall Cadmium
Bearing surface type: Chamfered or Washer Faced
Locking feature: Prevailing Torque All Metal Design
Lubrication: Soluble Lubricant
Nut height: 0.133–0.157 in
Width across flats: 0.243–0.251 in
Surface treatment document and classification: Overall Fed Spec Single Treatment Response QQ--416,TY 2,CL 3
Bearing surface finish: Microinches 125.0

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

Questions

Is NSN 5310-00-889-2543 available?
SECO Parts does not have NSN 5310-00-889-2543 (Self-Locking Hexagon Nut) on the shelf right now. Request a quote and we will source it: we find hard-to-find NSNs every day and answer within one business day.

What does NSN 5310-00-889-2543 fit?
TM 9-2320-280-24P lists NSN 5310-00-889-2543 in figure 55 (Personnel Heater/Vent and A/C Control Panel, M997, M997A1, and M997A2 Ambulance), item 10. On the HMMWV it fits m997, M997A1, M997A2.

How much does NSN 5310-00-889-2543 cost?
NSN 5310-00-889-2543 is a low-cost part, so SECO quotes it by the line rather than by the piece: there is a $50 minimum per line.

What is NSN 5310-00-889-2543?
NSN 5310-00-889-2543 (5310008892543) is the NATO Stock Number for self-locking hexagon nut in federal supply class 5310 (Nuts and Washers).

What part numbers cross-reference to NSN 5310-00-889-2543?
Part numbers that cross-reference this NSN include NASM21045-04, 27FH-440, H55-04CW, 21C1592-18, 9159448, MS21045-04, 983B155P1, 809395. SECO can source against any of them.

How SECO quotes, ships and handles returns →

Cross-reference part numbers

NASM21045-04 27FH-440 H55-04CW 21C1592-18 9159448 MS21045-04 983B155P1 809395

Also referenced as

D22ZM40 D1801-40 MS21045-004

Shown for identification only. We can source 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.